holoo.tech Holoo.tech

   
سایت همسریابی موقت هلو - همسریابی موقت هلو - صیغه یابی هلو

Domain Summary

What is the traffic rank for Holoo.tech?

• Holoo.tech ranks #20,629 globally on HypeStat.

What percent of global Internet users visit Holoo.tech?

0.0005% of global Internet users visit Holoo.tech

How many people visit Holoo.tech each day?

• Holoo.tech receives approximately 81.6K visitors and 1,615,452 page impressions per day.

Which countries does Holoo.tech receive most of its visitors from?

• Holoo.tech is mostly visited by people located in Germany,France,Iran.

How much Holoo.tech can earn?

• Holoo.tech should earn about $2,428.02/day from advertising revenue.

What is Holoo.tech estimated value?

• Estimated value of Holoo.tech is $2,834,221.95.

What IP addresses does Holoo.tech resolve to?

• Holoo.tech resolves to the IP addresses 104.21.41.252.

holoo.tech Profile

Title:سایت همسریابی موقت هلو - همسریابی موقت هلو - صیغه یابی هلو
Description:سایت همسریابی موقت هلو به خانم ها و آقایانی که قصد صیغه و ازدواج موقت شرعی دارند کمک می کند تا در سریعترین زمان به فرد مورد نظرشان برسند.

What technologies does holoo.tech use?

These are the technologies used at holoo.tech. holoo.tech has a total of 4 technologies installed in 4 different categories.

holoo.tech Traffic Analysis

Holoo.tech is ranked #20,629 in the world. This website is viewed by an estimated 81.6K visitors daily, generating a total of 1.6M pageviews. This equates to about 2.5M monthly visitors. Holoo.tech traffic has decreased by 51.04% compared to last month.
Daily Visitors81.6K
14.28%
Monthly Visits2.5M
51.04%
Pages per Visit19.80
78.52%
Visit duration09:39
45.77%
Bounce Rate23.85%
77.71%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
81,596
Monthly Visits:
2,472,359
Pages per Visit:
19.80
Daily Pageviews:
1,615,452
Avg. visit duration:
09:39
Bounce rate:
23.85%
Global Reach:
0.0005%
Monthly Visits (SEMrush):
729,549
Monthly Unique Visitors (SEMrush):
107,060
Monthly Visits (SimilarWeb):
2,497,834
HypeRank:
20,629
SEMrush Rank:
205,453
SimilarWeb Rank:
12,742
*All traffic values are estimates only.

Traffic sources

Direct:
98.92%
Referral:
0%
Search:
1.08%
Social:
0%
Paid:
0%

Desktop vs Mobile

Desktop:
28.57%
Mobile:
71.43%

Total Visits Last 3 Months

2.6M
JUL
5M
AUG
2.5M
SEP

Visitors by country

Country
Users%
 
Germany 20.24%
 
France 19.17%
 
Iran 17.19%
 
Turkey 13.58%
 
United Kingdom 11.90%

Where do visitors go on holoo.tech?

 
Reach%Pageviews%PerUser
holoo.tech
100.00%100.00%7.7
Last update was 887 days ago
     
This can take up to 60 seconds. Please wait...

*HypeStat.com is not promoting or affiliated with holoo.tech 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:
  holoo.tech
Rank:
(Rank based on keywords, cost and organic traffic)
  205,453
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  1,292
Organic Traffic:
(Number of visitors coming from top 20 search results)
  8,028
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $1,901.00

Revenue report

Google.com would generate approximately $2.4K per day if the source of income were advertisements, which equates to an estimated monthly revenue of $72.8K and annual gross revenue of approximately $886.2K. Based on these figures, the site's net worth is estimated at around $2.8M.

How much would holoo.tech make?

Daily Revenue:
$2,428.02
Monthly Revenue:
$72,840.60
Yearly Revenue:
$886,227.30
*All earnings values are estimates only.

Daily earning by country

 
CountryPageviewsEarning
 
United Kingdom 192,216$515.14
 
Germany 326,983$457.78
 
France 309,729$179.64
 
Iran 277,694$52.76
 
Turkey 219,365$41.68

Loss of money due to Adblock?

Daily Revenue Loss:
$246.30
Monthly Revenue Loss:
$7,388.92
Yearly Revenue Loss:
$89,898.49
Daily Pageviews Blocked:
219,436
Monthly Pageviews Blocked:
6,583,088
Yearly Pageviews Blocked:
80,094,241

Daily revenue loss by country

 
CountryBlockedLost Money
 
Germany 94,825$132.76
 
United Kingdom 30,755$82.42
 
France 34,070$19.76
 
Iran 44,431$8.44
 
Turkey 15,356$2.92

How much is holoo.tech worth?

Website Value:
$2.8M

Ad Experience Report

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

Mobile summary

Root domain:
holoo.tech
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:
holoo.tech
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:
holoo.tech
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 holoo.tech hosted?

Holoo.tech may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
104.21.41.252
ASN:
AS13335 
ISP:
Cloudflare Inc 
Server Location:


 

Other sites hosted on 104.21.41.252

There are no other sites hosted on this IP

How fast does holoo.tech load?

The average loading time of holoo.tech is 975 ms. The Desktop speed index is 99 and mobile speed index is 90.
Average Load Time:
975 ms

Page Speed (Google PageSpeed Insights) - Desktop

99
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

First Contentful Paint 0.5 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
Has 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
Max Potential First Input Delay 40 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
Largest Contentful Paint 0.8 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Avoids `unload` event listeners  
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
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
Speed Index 0.9 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
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 more
Timing budget  
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more
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
First Meaningful Paint 0.7 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more

Page Speed (Google PageSpeed Insights) - Mobile

90
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a SLOW 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)0ms 0% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 99% 0% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)3.3s 0% of loads for this page have a fast (<800s) Time To First Byte (TTFB) 29% 26% of loads for this page have an average (800s ~ 1800s) Time To First Byte (TTFB) 26% 43% of loads for this page have a slow (>1800s) Time To First Byte (TTFB) 43%
First Contentful Paint (FCP)3.8s 0% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 48% 18% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 18% 33% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 33%
First Input Delay (FID)13ms 97% of loads for this page have a fast (<100ms) First Input Delay (FID) 97% 2% of loads for this page have an average (100ms ~ 300ms) First Input Delay (FID) 2% 0% of loads for this page have a slow (>300ms) 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)4.3s 0% of loads for this page have a fast (<2500s) Largest Contentful Paint (LCP) 55% 17% of loads for this page have an average (2500s ~ 4000s) Largest Contentful Paint (LCP) 17% 26% of loads for this page have a slow (>4000s) Largest Contentful Paint (LCP) 26%

Origin Data

All pages served from this origin have an SLOW 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)0ms 99% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 99% 0% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 0% 0% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 0%
Time To First Byte (TTFB)1.8s 45% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 45% 28% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 28% 25% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 25%
First Contentful Paint (FCP)2.0s 71% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 71% 14% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 14% 13% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 13%
First Input Delay (FID)10ms 0% of loads for this page have a fast (<100ms) First Input Delay (FID) 99% 0% of loads for this page have an average 100ms ~ 300ms) First Input Delay (FID) 0% 0% of loads for this page have a slow (>300ms) 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)2.1s 81% of loads for this page have a fast (<2.5s)Largest Contentful Paint (LCP) 81% 10% of loads for this page have an average (2.5s ~ 4s)Largest Contentful Paint (LCP) 10% 8% of loads for this page have a slow (>4s)Largest Contentful Paint (LCP) 8%

Lab Data

Total Blocking Time 180 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more
Has 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
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 more
Largest Contentful Paint 2.8 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
First Meaningful Paint 2.0 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more
First Contentful Paint (3G) 3660 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more
Max Potential First Input Delay 240 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more
First Contentful Paint 1.9 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more
Avoids `unload` event listeners  
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
Speed Index 3.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more
Time to Interactive 4.3 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more
Timing budget  
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more

Does holoo.tech 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 holoo.tech are reduced by 84%.
holoo.tech use gzip compression.
Original size: 27.66 KB
Compressed size: 4.27 KB
File reduced by: 23.39 KB (84%)

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. holoo.tech has 80 Safety Reputations.
Status:
  SAFE
Safety Reputations:
  80
Safety Confidence:
  51
Child Safety Reputations:
  10
Child Safety Confidence:
  51

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. holoo.tech supports HTTPS.
 holoo.tech supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: *.holoo.bid
Organization:
Location:
Issuer: R3
Valid from: Oct 2 14:18:38 2022 GMT
Valid until: Dec 31 14:18:37 2022 GMT
Authority: CA:FALSE
Keysize:
Common Name: R3
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Sep 4 00:00:00 2020 GMT
Valid until: Sep 15 16:00:00 2025 GMT
Authority: CA:TRUE
Keysize: 2048 Bits
Common Name: ISRG Root X1
Organization: Internet Security Research Group
Location: US
Issuer: DST Root CA X3
Valid from: Jan 20 19:14:03 2021 GMT
Valid until: Sep 30 18:14:03 2024 GMT
Authority: CA:TRUE
Keysize: 4096 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.
 holoo.tech supports 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, 09 Oct 2022 20:03:10 GMT
location: https://holoo.bid/
cache-control: max-age=3600
expires: Sun, 09 Oct 2022 21:03:10 GMT
report-to: {"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v3?s=9ihV8JGEIzeEuy5bYzkTndG9Ng6qEjLpYMJYVrKgJLtFnOCjzMxfq0uon%2BMFNPmyAZNQYR9X%2BajAbnTxagea%2F3GkIqpZXZ85E4TPyvg14p42W95S0bitC580l9jH"}],"group":"cf-nel","max_age":604800}
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
vary: Accept-Encoding
server: cloudflare
cf-ray: 7579b7d41cccfd82-ORD
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400

HTTP/2 200 
date: Sun, 09 Oct 2022 20:03:10 GMT
content-type: text/html; charset=UTF-8
content-length: 4374
vary: Accept-Encoding
expires: Thu, 19 Nov 1981 08:52:00 GMT
cache-control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
pragma: no-cache
set-cookie: mnz=v2f566jssu7rculju7cdr7o0rjsoe3tc; expires=Sun, 09-Oct-2022 22:03:10 GMT; Max-Age=7200; path=/; HttpOnly
vary: Accept-Encoding,User-Agent
content-encoding: gzip
server: ArvanCloud
x-xss-protection: 1; mode=block
ar-poweredby: Arvan Cloud (arvancloud.com)
ar-sid: 5650
ar-atime: 0.420
ar-cache: BYPASS
ar-request-id: 18bed3226d17e575ee334f0020d9448e
accept-ranges: bytes

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
HINFO 3600
A 172.67.154.70 231
A 104.21.41.252 231
NS sean.ns.cloudflare.com 3531
NS dorthy.ns.cloudflare.com 3531

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 February 14, 2022 and will expire on February 14, 2023 if not renewed. This website is now assigned through the registrar CSL Computer Service Langenbach GmbH d/b/a joker.c. The WHOIS data for this website's domain was last updated on March 3, 2022.
Domain Created:
2022-02-14
Domain Expires:
2023-02-14
Domain Updated:
2022-03-03
Domain Age:
3 years 1 months 1 days
Domain Registrar:
CSL Computer Service Langenbach GmbH d/b/a joker.c
WhoIs:
 

Domain Name: holoo.tech
Registry Domain ID: D275367347-CNIC
Registrar WHOIS Server: whois.joker.com
Registrar URL: https://joker.com
Updated Date: 2022-03-03T10:32:42Z
Creation Date: 2022-02-14T17:11:17Z
Registrar Registration Expiration Date: 2023-02-14T23:59:59Z
Registrar: CSL Computer Service Langenbach GmbH d/b/a joker.com
Registrar IANA ID: 113
Registrar Abuse Contact Email: email
Registrar Abuse Contact Phone: +49.21186767447
Reseller: Reseller.World
Reseller: Joker/Reseller.World
Reseller: www.Reseller.World
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Country: DK
Registrant Email: https://csl-registrar.com/contact/holoo.tech/owner
Admin Email: https://csl-registrar.com/contact/holoo.tech/admin
Tech Email: https://csl-registrar.com/contact/holoo.tech/tech
Name Server: dorthy.ns.cloudflare.com
Name Server: sean.ns.cloudflare.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2022-10-09T20:04:08Z