iboston.org Iboston.org

   
Boston, Massachusetts history, architecture -- Welcome to iBoston

Domain Summary

What percent of global Internet users visit Iboston.org?

• 2.3E-6% of global Internet users visit Iboston.org

How many people visit Iboston.org each day?

• Iboston.org receives approximately 114 visitors and 226 page impressions per day.

Which countries does Iboston.org receive most of its visitors from?

• Iboston.org is mostly visited by people located in United States.

How much Iboston.org can earn?

• Iboston.org should earn about $1.09/day from advertising revenue.

What is Iboston.org estimated value?

• Estimated value of Iboston.org is $1,244.21.

What IP addresses does Iboston.org resolve to?

• Iboston.org resolves to the IP addresses 69.25.192.21.

Where are Iboston.org servers located in?

• Iboston.org has servers located in United States.

iboston.org Profile

Title:Boston, Massachusetts history, architecture -- Welcome to iBoston Description:boston massachusetts history and architecture -- to research and learn about boston history.
Category:Travel and Tourism / Other Travel and Tourism
Edit Site Info

What technologies does iboston.org use?

These are the technologies used at iboston.org. iboston.org has a total of 1 technologies installed in 1 different categories.
Web Servers
Apache HTTP Server Apache HTTP Server

iboston.org Traffic Analysis

This website is viewed by an estimated 114 visitors daily, generating a total of 226 pageviews. This equates to about 3.5K monthly visitors. Iboston.org traffic has increased by 123.11% compared to last month.
Daily Visitors114
346.21%
Monthly Visits3.5K
123.11%
Pages per Visit1.99
37%
Visit duration00:32
Bounce Rate33.98%
18.34%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
114
Monthly Visits:
3,454
Pages per Visit:
1.99
Daily Pageviews:
226
Avg. visit duration:
00:32
Bounce rate:
33.98%
Global Reach:
2.3E-6%
Monthly Visits (SEMrush):
589
Monthly Unique Visitors (SEMrush):
589
Monthly Visits (SimilarWeb):
3,485
HypeRank:
n/a
SEMrush Rank:
1,734,249
SimilarWeb Rank:
3,971,555
*All traffic values are estimates only.

Traffic sources

Direct:
0%
Referral:
0%
Search:
100.00%
Social:
0%
Paid:
0%

Desktop vs Mobile

Desktop:
100.00%
Mobile:
0%

Total Visits Last 3 Months

3.4K
FEB
1.5K
MAR
3.5K
APR

Visitors by country

Country
Users%
 
United States 100.00%

Which sites are competitors to iboston.org?

Websites similar to iboston.org are sites similar on user interests and browsing behavior. Users can discover new websites that are similar to the ones they already enjoy or find useful.
Last update was 40 days ago
     
This can take up to 60 seconds. Please wait...

*HypeStat.com is not promoting or affiliated with iboston.org in any way. Only publicly available statistics data are displayed.

  ▼

SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.
SemRushSemRush
Domain:
  iboston.org
Rank:
(Rank based on keywords, cost and organic traffic)
  1,734,249
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  1,033
Organic Traffic:
(Number of visitors coming from top 20 search results)
  440
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $161.00
Full SEMrush Report >>

Revenue report ▼

Google.com would generate approximately $1.1 per day if the source of income were advertisements, which equates to an estimated monthly revenue of $32.7 and annual gross revenue of approximately $397.9. Based on these figures, the site's net worth is estimated at around $1.2K.

How much would iboston.org make?

Daily Revenue:
$1.09
Monthly Revenue:
$32.70
Yearly Revenue:
$397.85
*All earnings values are estimates only.

Daily earning by country

 
CountryPageviewsEarning
 
United States 226$1.09

Loss of money due to Adblock?

Daily Revenue Loss:
$0.20
Monthly Revenue Loss:
$5.89
Yearly Revenue Loss:
$71.72
Daily Pageviews Blocked:
41
Monthly Pageviews Blocked:
1,220
Yearly Pageviews Blocked:
14,848

Daily revenue loss by country

 
CountryBlockedLost Money
 
United States 41$0.20

How much is iboston.org worth?

Website Value:
$1.2K

Ad Experience Report ▼

Summary of the ad experience rating of a website for a specific platform.

Mobile summary

Root domain:
iboston.org
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Desktop summary

Root domain:
iboston.org
Ad filtering:
(Chrome is not filtering ads on your site.)
Off
Status:
(The status of the site that is reviewed for the Better Ads Standards.)
Not reviewed

Abusive Experience Report ▼

Summary of the abusive experience rating of a website.
Root domain:
iboston.org
Enforcement:
(Chrome is not preventing your site from opening new windows or tabs.)
Off
Status:
(The status of the site reviewed for the abusive experiences.)
Not reviewed

Where is iboston.org hosted? ▼

Iboston.org may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
69.25.192.21
ASN:
AS14742 
ISP:
Internap Network Services Corporation 
Server Location:

United States, US
 

Other sites hosted on 69.25.192.21

How fast does iboston.org load? ▼

The average loading time of iboston.org is 155 ms. The Desktop speed index is 100 and mobile speed index is 95.
Average Load Time:
155 ms

Page Speed (Google PageSpeed Insights) - Desktop

100
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average (0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0ms) Largest Contentful Paint (LCP) 0%

Origin Data

All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average 0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interaction To Next Paint (INP)0 0% of loads for this page have a fast (<0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Interaction To Next Paint (INP) 0% 0% of loads for this page have a slow (>0ms) Interaction To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0ms ~ 0ms) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0ms) Largest Contentful Paint (LCP) 0%

Lab Data

Largest Contentful Paint 0.7 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
INP by phase  
Start investigating with the longest phase. To reduce processing duration, , often JS. Delays can be minimized optimize the main-thread costs
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade
Duplicated JavaScript  
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
Time to Interactive 0.7 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Speed Index 0.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Max Potential First Input Delay 20 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric
First Meaningful Paint  
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Font display  
Consider setting to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with . font-display font metric overrides
Legacy JavaScript  
Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile features, unless you know you must support legacy browsers. Baseline Learn why most sites can deploy ES6+ code without transpiling
First Contentful Paint 0.4 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`  
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more about using the viewport meta tag
Render blocking requests  
Requests are blocking the page's initial render, which may delay LCP. can move these network requests out of the critical path. Deferring or inlining

Page Speed (Google PageSpeed Insights) - Mobile

95
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average (0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interactive To Next Paint (INP)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0s) Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0s ~ 0s) Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0s) Largest Contentful Paint (LCP) 0%

Origin Data

All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0 0% of loads for this page have a fast (<0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have an average (0s ~ 0s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)0 0% of loads for this page have a fast (<0s) Time To First Byte (TTFB) 0% 0% of loads for this page have an average (0s ~ 0s) Time To First Byte (TTFB) 0% 0% of loads for this page have a slow (>0s) Time To First Byte (TTFB) 0%
First Contentful Paint (FCP)0 0% of loads for this page have a fast (<0s) First Contentful Paint (FCP) 0% 0% of loads for this page have an average (0s ~ 0s) First Contentful Paint (FCP) 0% 0% of loads for this page have a slow (>0s) First Contentful Paint (FCP) 0%
First Input Delay (FID)0 0% of loads for this page have a fast (<0ms) First Input Delay (FID) 0% 0% of loads for this page have an average 0ms ~ 0ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>0ms) First Input Delay (FID) 0%
Interactive To Next Paint (INP)0 0% of loads for this page have a fast (<0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have an average (0s ~ 0s) Interactive To Next Paint (INP) 0% 0% of loads for this page have a slow (>0s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)0 0% of loads for this page have a fast (<0s)Largest Contentful Paint (LCP) 0% 0% of loads for this page have an average (0s ~ 0s)Largest Contentful Paint (LCP) 0% 0% of loads for this page have a slow (>0s)Largest Contentful Paint (LCP) 0%

Lab Data

First Contentful Paint 1.5 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Total Blocking Time 0 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric
Lazy load third-party resources with facades  
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade
Duplicated JavaScript  
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
First Meaningful Paint  
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Largest Contentful Paint 2.9 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
INP by phase  
Start investigating with the longest phase. To reduce processing duration, , often JS. Delays can be minimized optimize the main-thread costs
Legacy JavaScript  
Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren't necessary for modern browsers. Consider modifying your JavaScript build process to not transpile features, unless you know you must support legacy browsers. Baseline Learn why most sites can deploy ES6+ code without transpiling
Font display  
Consider setting to swap or optional to ensure text is consistently visible. swap can be further optimized to mitigate layout shifts with . font-display font metric overrides
Max Potential First Input Delay 30 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric
Speed Index 1.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Time to Interactive 2.9 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric
Render blocking requests  
Requests are blocking the page's initial render, which may delay LCP. can move these network requests out of the critical path. Deferring or inlining
Does not have a `<meta name="viewport">` tag with `width` or `initial-scale`  
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more about using the viewport meta tag

Does iboston.org use compression? ▼

Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on iboston.org are reduced by %.
iboston.org does not use compression.
Original size: 1.62 KB
Compressed size: n/a
File reduced by: (%)

Google Safe Browsing ▼

Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.
This site is not currently listed as suspicious

MyWot.com Reputation Ratings

MyWOT (short for "My Web of Trust") is a web-based reputation and rating service that provides users with information about the trustworthiness and safety of websites. iboston.org has 60 Safety Reputations.
Status:
  SAFE
Safety Reputations:
  60
Safety Confidence:
  2

SSL Checker - SSL Certificate Verify ▼

An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. iboston.org supports HTTPS.
 iboston.org supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: iboston.org
Organization:
Location:
Issuer: R11
Valid from: May 3 15:11:02 2025 GMT
Valid until: Aug 1 15:11:01 2025 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: R11
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Mar 13 00:00:00 2024 GMT
Valid until: Mar 12 23:59:59 2027 GMT
Authority: CA:TRUE
Keysize: 2048 Bits

Verify HTTP/2 Support ▼

HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency.
 iboston.org does not support HTTP/2
     
Verifying HTTP/2.0 Support. Please wait...

Http Header ▼

HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server. 
Date: Sun, 11 May 2025 00:11:22 GMT
Server: Apache
Location: http://www.iboston.org/
Content-Length: 231
Content-Type: text/html; charset=iso-8859-1

HTTP/1.1 200 OK
Date: Sun, 11 May 2025 00:11:22 GMT
Server: Apache
Last-Modified: Tue, 15 Apr 2008 17:18:51 GMT
Accept-Ranges: bytes
Content-Length: 1658
Content-Type: text/html

DNS Lookup ▼

DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.
Type Ip Target/Txt TTL
TXT v=spf1 ip4:69.25.192.21 +a +mx ~all 900
MX aspmx.l.google.com 900
MX aspmx2.googlemail.com 900
MX alt2.aspmx.l.google.com 900
MX alt1.aspmx.l.google.com 900
MX aspmx3.googlemail.com 900
SOA 86400
Mname ns1.netatlantic.com
Rname sysadmin.netatlantic.com
Serial Number 2025050302
Refresh 3600
Retry 7200
Expire 1209600
Minimum TTL 86400
A 69.25.192.21 812
NS dns1.netatlantic.com 3511
NS dns3.netatlantic.com 3511
NS ns1.netatlantic.com 3511

Whois Lookup ▼

Domain WHOIS is a public database that provides information about domain names, including registered owners, contact information, domain registrars, registration and expiration dates, name servers, and other relevant information. Domain registration for this website began on March 24, 1999 and will expire on March 24, 2026 if not renewed. This website is now assigned through the registrar Register.com, Inc.. The WHOIS data for this website's domain was last updated on May 8, 2025.
Domain Created:
1999-03-24
Domain Expires:
2026-03-24
Domain Updated:
2025-05-08
Domain Age:
26 years 2 months 27 days
Domain Registrar:
Register.com, Inc.
Domain Owner:
David Wieneke
WhoIs:
 

Domain Name: iboston.org
Registry Domain ID: 7e2fb68b3af0428b94dadcda6934c321-LROR
Registrar WHOIS Server: whois.register.com
Registrar URL: http://www.register.com
Updated Date: 2025-05-08T05:00:36Z
Creation Date: 1999-03-24T05:00:00Z
Registry Expiry Date: 2026-03-24T05:00:00Z
Registrar: Register.com, Inc.
Registrar IANA ID: 9
Registrar Abuse Contact Email: email
Registrar Abuse Contact Phone: +1.8777228662
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED
Registrant Name: REDACTED
Registrant Organization: David Wieneke
Registrant Street: REDACTED
Registrant City: REDACTED
Registrant State/Province: MA
Registrant Postal Code: REDACTED
Registrant Country: US
Registrant Phone: REDACTED
Registrant Phone Ext: REDACTED
Registrant Fax: REDACTED
Registrant Fax Ext: REDACTED
Registrant Email: REDACTED
Registry Admin ID: REDACTED
Admin Name: REDACTED
Admin Organization: REDACTED
Admin Street: REDACTED
Admin City: REDACTED
Admin State/Province: REDACTED
Admin Postal Code: REDACTED
Admin Country: REDACTED
Admin Phone: REDACTED
Admin Phone Ext: REDACTED
Admin Fax: REDACTED
Admin Fax Ext: REDACTED
Admin Email: REDACTED
Registry Tech ID: REDACTED
Tech Name: REDACTED
Tech Organization: REDACTED
Tech Street: REDACTED
Tech City: REDACTED
Tech State/Province: REDACTED
Tech Postal Code: REDACTED
Tech Country: REDACTED
Tech Phone: REDACTED
Tech Phone Ext: REDACTED
Tech Fax: REDACTED
Tech Fax Ext: REDACTED
Tech Email: REDACTED
Name Server: dns1.netatlantic.com
Name Server: dns2.netatlantic.com
Name Server: dns3.netatlantic.com
Name Server: dns4.netatlantic.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://icann.org/wicf/
>>> Last update of WHOIS database: 2025-05-11T00:12:49Z