risalc.info Risalc.info

   
- 理数アラカルト - 物理学や工学で現れる数学的手法を紹介

Domain Summary

What is the traffic rank for Risalc.info?

• Risalc.info ranks #1,637,262 globally on HypeStat.

What percent of global Internet users visit Risalc.info?

8.56E-5% of global Internet users visit Risalc.info

How many people visit Risalc.info each day?

• Risalc.info receives approximately 4.2K visitors and 5,740 page impressions per day.

How much Risalc.info can earn?

• Risalc.info should earn about $23.42/day from advertising revenue.

What is Risalc.info estimated value?

• Estimated value of Risalc.info is $23,099.60.

What IP addresses does Risalc.info resolve to?

• Risalc.info resolves to the IP addresses 163.44.185.242.

Where are Risalc.info servers located in?

• Risalc.info has servers located in Japan.

risalc.info Profile

Title:- 理数アラカルト - 物理学や工学で現れる数学的手法を紹介
Description:物理学や工学で現れる数学的手法を紹介しているページです。
Tags:

What technologies does risalc.info use?

These are the technologies used at risalc.info. risalc.info has a total of 9 technologies installed in 7 different categories.

risalc.info Traffic Analysis

Risalc.info is ranked #1,637,262 in the world. This website is viewed by an estimated 4.2K visitors daily, generating a total of 5.7K pageviews. This equates to about 127.9K monthly visitors. Risalc.info traffic has increased by 3.75% compared to last month.
Daily Visitors4.2K
9.97%
Monthly Visits127.9K
3.75%
Pages per Visit1.36
14.45%
Visit duration14:25
24.1%
Bounce Rate77.50%
4.53%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
4,220
Monthly Visits:
127,866
Pages per Visit:
1.36
Daily Pageviews:
5,740
Avg. visit duration:
14:25
Bounce rate:
77.50%
Global Reach:
8.56E-5%
Monthly Visits (SEMrush):
124,123
Monthly Unique Visitors (SEMrush):
74,225
HypeRank:
1,637,262
SEMrush Rank:
12,399,652
*All traffic values are estimates only.

Traffic sources

Direct:
6.03%
Referral:
0%
Search:
93.97%
Social:
0%
Paid:
0%

Desktop vs Mobile

Desktop:
18.99%
Mobile:
81.01%
Last update was 631 days ago
     
This can take up to 60 seconds. Please wait...

*HypeStat.com is not promoting or affiliated with risalc.info 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:
  risalc.info
Rank:
(Rank based on keywords, cost and organic traffic)
  12,399,652
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  33
Organic Traffic:
(Number of visitors coming from top 20 search results)
  1
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $0.00

Revenue report

Google.com would generate approximately $23.4 per day if the source of income were advertisements, which equates to an estimated monthly revenue of $702.6 and annual gross revenue of approximately $8.5K. Based on these figures, the site's net worth is estimated at around $23.1K.

How much would risalc.info make?

Daily Revenue:
$23.42
Monthly Revenue:
$702.60
Yearly Revenue:
$8,548.30
*All earnings values are estimates only.

How much is risalc.info worth?

Website Value:
$23.1K

Ad Experience Report

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

Mobile summary

Root domain:
risalc.info
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:
risalc.info
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:
risalc.info
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 risalc.info hosted?

Risalc.info may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
163.44.185.242
ASN:
AS7506 
ISP:
GMO Internet,Inc 
Server Location:

Japan, JP
 

Other sites hosted on 163.44.185.242

How fast does risalc.info load?

The average loading time of risalc.info is 707 ms. The Desktop speed index is 99 and mobile speed index is 64.
Average Load Time:
707 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 FAST 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)3ms 94% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 94% 3% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 3% 1% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 1%
Time To First Byte (TTFB)292ms 94% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 94% 4% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 4% 1% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 1%
First Contentful Paint (FCP)884ms 94% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 94% 4% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 4% 1% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 1%
First Input Delay (FID)2ms 99% 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%
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)1.1s 94% of loads for this page have a fast (<2500ms) Largest Contentful Paint (LCP) 94% 3% of loads for this page have an average (2500ms ~ 4000ms) Largest Contentful Paint (LCP) 3% 1% of loads for this page have a slow (>4000ms) Largest Contentful Paint (LCP) 1%

Origin Data

All pages served from this origin have an FAST 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)3ms 94% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 94% 3% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 3% 1% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 1%
Time To First Byte (TTFB)292ms 94% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 94% 4% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 4% 1% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 1%
First Contentful Paint (FCP)884ms 94% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 94% 4% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 4% 1% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 1%
First Input Delay (FID)2ms 99% 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%
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)1.1s 94% of loads for this page have a fast (<2500ms) Largest Contentful Paint (LCP) 94% 3% of loads for this page have an average (2500ms ~ 4000ms) Largest Contentful Paint (LCP) 3% 1% of loads for this page have a slow (>4000ms) Largest Contentful Paint (LCP) 1%

Lab Data

First Contentful Paint 0.7 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
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 about performance budgets
First Meaningful Paint 0.7 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
Largest Contentful Paint image was not lazily loaded  
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more about optimal lazy loading
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 about using the viewport meta tag
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
Max Potential First Input Delay 50 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
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more about performance budgets
Preload Largest Contentful Paint image  
If the LCP element is dynamically added to the page, you should preload the image in order to improve LCP. Learn more about preloading LCP elements
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
Time to Interactive 1.6 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
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
Speed Index 1.3 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric

Page Speed (Google PageSpeed Insights) - Mobile

64
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a FAST 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)3ms 94% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 88% 6% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 6% 5% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 5%
Time To First Byte (TTFB)419ms 94% of loads for this page have a fast (<800s) Time To First Byte (TTFB) 93% 5% of loads for this page have an average (800s ~ 1800s) Time To First Byte (TTFB) 5% 1% of loads for this page have a slow (>1800s) Time To First Byte (TTFB) 1%
First Contentful Paint (FCP)1.1s 94% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 92% 5% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 5% 2% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 2%
First Input Delay (FID)21ms 91% of loads for this page have a fast (<100ms) First Input Delay (FID) 91% 6% of loads for this page have an average (100ms ~ 300ms) First Input Delay (FID) 6% 2% of loads for this page have a slow (>300ms) First Input Delay (FID) 2%
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)1.6s 94% of loads for this page have a fast (<2500s) Largest Contentful Paint (LCP) 88% 7% of loads for this page have an average (2500s ~ 4000s) Largest Contentful Paint (LCP) 7% 4% of loads for this page have a slow (>4000s) Largest Contentful Paint (LCP) 4%

Origin Data

All pages served from this origin have an FAST 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)3ms 88% of loads for this page have a fast (<0.01s) Cumulative Layout Shift (CLS) 88% 6% of loads for this page have an average (0.01s ~ 0.025s) Cumulative Layout Shift (CLS) 6% 5% of loads for this page have a slow (>0.025s) Cumulative Layout Shift (CLS) 5%
Time To First Byte (TTFB)419ms 93% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 93% 5% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 5% 1% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 1%
First Contentful Paint (FCP)1.1s 92% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 92% 5% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 5% 2% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 2%
First Input Delay (FID)21ms 99% of loads for this page have a fast (<100ms) First Input Delay (FID) 91% 6% of loads for this page have an average 100ms ~ 300ms) First Input Delay (FID) 6% 2% of loads for this page have a slow (>300ms) First Input Delay (FID) 2%
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)1.6s 88% of loads for this page have a fast (<2.5s)Largest Contentful Paint (LCP) 88% 7% of loads for this page have an average (2.5s ~ 4s)Largest Contentful Paint (LCP) 7% 4% of loads for this page have a slow (>4s)Largest Contentful Paint (LCP) 4%

Lab Data

Largest Contentful Paint image was not lazily loaded  
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more about optimal lazy loading
Time to Interactive 8.5 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
Largest Contentful Paint 4.6 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
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 about using the viewport meta tag
First Contentful Paint 3.0 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
First Contentful Paint (3G) 6623 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more about the First Contentful Paint (3G) metric
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 about performance budgets
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
Speed Index 5.5 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Preload Largest Contentful Paint image  
If the LCP element is dynamically added to the page, you should preload the image in order to improve LCP. Learn more about preloading LCP elements
Total Blocking Time 420 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
Performance budget  
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more about performance budgets
Max Potential First Input Delay 150 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 3.2 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric

Does risalc.info 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 risalc.info are reduced by 68%.
risalc.info use gzip compression.
Original size: 24.3 KB
Compressed size: 7.63 KB
File reduced by: 16.67 KB (68%)

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.
Status:
  UNKNOWN

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. risalc.info supports HTTPS.
 risalc.info supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: risalc.info
Organization:
Location:
Issuer: R3
Valid from: Jan 22 20:46:10 2023 GMT
Valid until: Apr 22 20:46:09 2023 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
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.
 risalc.info 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: Fri, 24 Mar 2023 20:53:04 GMT
content-type: text/html
content-length: 7809
server: Apache
last-modified: Sun, 05 Mar 2023 01:36:08 GMT
accept-ranges: none
vary: Range,Accept-Encoding
content-encoding: gzip
cache-control: max-age=10
expires: Fri, 24 Mar 2023 20:53:14 GMT

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
SOA 556
Mname uns01.lolipop.jp
Rname admin.madame.jp
Serial Number 1515508828
Refresh 3600
Retry 1200
Expire 1209600
Minimum TTL 600
MX mx01.lolipop.jp 556
TXT v=spf1 include:_spf.lolipop.jp ~all 556
A 163.44.185.242 554
NS uns02.lolipop.jp 556
NS uns01.lolipop.jp 556

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 January 9, 2018 and will expire on January 9, 2024 if not renewed. This website is now assigned through the registrar GMO INTERNET, INC.. The WHOIS data for this website's domain was last updated on December 10, 2022.
Domain Created:
2018-01-09
Domain Expires:
2024-01-09
Domain Updated:
2022-12-10
Domain Age:
6 years 11 months 6 days
Domain Registrar:
GMO INTERNET, INC.
Domain Owner:
Whois Privacy Protection Service by MuuMuuDomain
WhoIs:
 

Domain Name: risalc.info
Registry Domain ID: bfb982ac999f49b89d7e618d7037b02d-DONUTS
Registrar WHOIS Server: whois.discount-domain.com
Registrar URL: http://www.onamae.com
Updated Date: 2022-12-10T07:42:25Z
Creation Date: 2018-01-09T14:13:04Z
Registrar Registration Expiration Date: 2024-01-09T14:12:55Z
Registrar: GMO INTERNET, INC.
Registrar IANA ID: 49
Registrar Abuse Contact Email: email
Registrar Abuse Contact Phone: +81.337709199
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: 57dfdaf88e44bb
Registrant Name: Whois Privacy Protection Service by MuuMuuDomain
Registrant Organization: Whois Privacy Protection Service by MuuMuuDomain
Registrant Street: 2-7-21 Tenjin Chuo-ku
Registrant Street: Tenjin Prime 8F
Registrant City: Fukuoka-shi
Registrant State/Province: Fukuoka
Registrant Postal Code: 810-0001
Registrant Country: JP
Registrant Phone: +81.927137999
Registrant Phone Ext:
Registrant Fax: +81.927137944
Registrant Fax Ext:
Registrant Email: email
Registry Admin ID: a35d1521580207
Admin Name: Whois Privacy Protection Service by MuuMuuDomain
Admin Organization: Whois Privacy Protection Service by MuuMuuDomain
Admin Street: 2-7-21 Tenjin Chuo-ku
Admin Street: Tenjin Prime 8F
Admin City: Fukuoka-shi
Admin State/Province: Fukuoka
Admin Postal Code: 810-0001
Admin Country: JP
Admin Phone: +81.927137999
Admin Phone Ext:
Admin Fax: +81.927137944
Admin Fax Ext:
Admin Email: email
Registry Tech ID: a35d190579f9d6
Tech Name: Whois Privacy Protection Service by MuuMuuDomain
Tech Organization: Whois Privacy Protection Service by MuuMuuDomain
Tech Street: 2-7-21 Tenjin Chuo-ku
Tech Street: Tenjin Prime 8F
Tech City: Fukuoka-shi
Tech State/Province: Fukuoka
Tech Postal Code: 810-0001
Tech Country: JP
Tech Phone: +81.927137999
Tech Phone Ext:
Tech Fax: +81.927137944
Tech Fax Ext:
Tech Email: email
Name Server: uns01.lolipop.jp
Name Server: uns02.lolipop.jp
DNSSEC: unsigned
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2022-12-10T07:42:25Z