textbook-rc.or.jp Textbook-rc.or.jp

   
公益財団法人教科書研究センター – Japan Textbook Research Center

Domain Summary

What is the traffic rank for Textbook-rc.or.jp?

• Textbook-rc.or.jp ranks #3,442,786 globally on HypeStat.

What percent of global Internet users visit Textbook-rc.or.jp?

• 3.4E-6% of global Internet users visit Textbook-rc.or.jp

How many people visit Textbook-rc.or.jp each day?

• Textbook-rc.or.jp receives approximately 170 visitors and 374 page impressions per day.

Which countries does Textbook-rc.or.jp receive most of its visitors from?

• Textbook-rc.or.jp is mostly visited by people located in Japan.

How much Textbook-rc.or.jp can earn?

• Textbook-rc.or.jp should earn about $0.13/day from advertising revenue.

What is Textbook-rc.or.jp estimated value?

• Estimated value of Textbook-rc.or.jp is $121.98.

What IP addresses does Textbook-rc.or.jp resolve to?

• Textbook-rc.or.jp resolves to the IP addresses 216.230.250.133.

Where are Textbook-rc.or.jp servers located in?

• Textbook-rc.or.jp has servers located in United States.

textbook-rc.or.jp Profile

Title:公益財団法人教科書研究センター – Japan Textbook Research Center
Category:Business and Consumer Services / Printing & Self Publishing
Edit Site Info

What technologies does textbook-rc.or.jp use?

These are the technologies used at textbook-rc.or.jp. textbook-rc.or.jp has a total of 12 technologies installed in 11 different categories.
Web Servers
Apache HTTP Server Apache HTTP Server
WordPress plugins
GoDaddy CoBlocks GoDaddy CoBlocks
MetaSlider MetaSlider
Page builders
GoDaddy CoBlocks GoDaddy CoBlocks
Tag Managers
Google Tag Manager Google Tag Manager
JavaScript Libraries
jQuery jQuery
jQuery Migrate jQuery Migrate
Swiper Swiper
Performance
Priority Hints Priority Hints
WordPress themes
Twenty Fifteen Twenty Fifteen
CMS
WordPress WordPress
Blogs
WordPress WordPress
Programming Languages
PHP PHP
Databases
MySQL MySQL

textbook-rc.or.jp Traffic Analysis

Textbook-rc.or.jp is ranked #3,442,786 in the world. This website is viewed by an estimated 170 visitors daily, generating a total of 374 pageviews. This equates to about 5.2K monthly visitors. Textbook-rc.or.jp traffic has decreased by 8.7% compared to last month.
Daily Visitors170
8.7%
Monthly Visits5.2K
8.7%
Pages per Visit2.20
23.7%
Visit duration02:00
96.88%
Bounce Rate55.85%
0.63%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
170
Monthly Visits:
5,151
Pages per Visit:
2.20
Daily Pageviews:
374
Avg. visit duration:
02:00
Bounce rate:
55.85%
Global Reach:
3.4E-6%
Monthly Visits (SEMrush):
1,070
Monthly Unique Visitors (SEMrush):
1,070
Monthly Visits (SimilarWeb):
5,048
HypeRank:
3,442,786
SEMrush Rank:
19,558,683
SimilarWeb Rank:
3,442,786
*All traffic values are estimates only.

Traffic sources

Direct:
55.98%
Referral:
0%
Search:
44.02%
Social:
0%
Paid:
0%

Desktop vs Mobile

Desktop:
100.00%
Mobile:
0%

Total Visits Last 3 Months

5.5K
OCT
5.6K
NOV
5.2K
DEC

Visitors by country

Country
Users%
 
Japan 100.00%

Which sites are competitors to textbook-rc.or.jp?

Websites similar to textbook-rc.or.jp 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 3 hours ago
     
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Update will be available in 21 hours
*HypeStat.com is not promoting or affiliated with textbook-rc.or.jp 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:
  textbook-rc.or.jp
Rank:
(Rank based on keywords, cost and organic traffic)
  19,558,683
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  5
Organic Traffic:
(Number of visitors coming from top 20 search results)
  0
Organic Cost:
((How much need to spend if get same number of visitors from Google Adwords)
  $0.00
Full SEMrush Report >>

Revenue report ▼

Google.com would generate approximately $0.1 per day if the source of income were advertisements, which equates to an estimated monthly revenue of $3.9 and annual gross revenue of approximately $47.5. Based on these figures, the site's net worth is estimated at around $122.

How much would textbook-rc.or.jp make?

Daily Revenue:
$0.13
Monthly Revenue:
$3.90
Yearly Revenue:
$47.45
*All earnings values are estimates only.

Daily earning by country

 
CountryPageviewsEarning
 
Japan 374$0.13

Daily revenue loss by country

 
CountryBlockedLost Money
 
Japan 11$0.00

How much is textbook-rc.or.jp worth?

Website Value:
$122

Ad Experience Report ▼

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

Mobile summary

Root domain:
textbook-rc.or.jp
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:
textbook-rc.or.jp
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:
textbook-rc.or.jp
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 textbook-rc.or.jp hosted? ▼

Textbook-rc.or.jp may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
216.230.250.133
ASN:
AS23394 
ISP:
Pacific Software Publishing, Inc. 
Server Location:

United States, US
 

Other sites hosted on 216.230.250.133

How fast does textbook-rc.or.jp load? ▼

The average loading time of textbook-rc.or.jp is 1028 ms. The Desktop speed index is 76 and mobile speed index is 55.
Average Load Time:
1028 ms

Page Speed (Google PageSpeed Insights) - Desktop

76
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a AVERAGE 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 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)857ms 71% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 71% 26% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 26% 2% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 2%
First Contentful Paint (FCP)1.9s 71% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 71% 21% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 21% 7% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 7%
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)60ms 97% of loads for this page have a fast (<200ms) Interaction To Next Paint (INP) 97% 1% of loads for this page have an average (200ms ~ 500ms) Interaction To Next Paint (INP) 1% 1% of loads for this page have a slow (>500ms) Interaction To Next Paint (INP) 1%
Largest Contentful Paint (LCP)2.1s 84% of loads for this page have a fast (<2500ms) Largest Contentful Paint (LCP) 84% 11% of loads for this page have an average (2500ms ~ 4000ms) Largest Contentful Paint (LCP) 11% 3% of loads for this page have a slow (>4000ms) Largest Contentful Paint (LCP) 3%

Origin Data

All pages served from this origin have an AVERAGE 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)857ms 71% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 71% 26% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 26% 2% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 2%
First Contentful Paint (FCP)1.9s 71% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 71% 21% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 21% 7% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 7%
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)60ms 97% of loads for this page have a fast (<200ms) Interaction To Next Paint (INP) 97% 1% of loads for this page have an average (200ms ~ 500ms) Interaction To Next Paint (INP) 1% 1% of loads for this page have a slow (>500ms) Interaction To Next Paint (INP) 1%
Largest Contentful Paint (LCP)2.1s 84% of loads for this page have a fast (<2500ms) Largest Contentful Paint (LCP) 84% 11% of loads for this page have an average (2500ms ~ 4000ms) Largest Contentful Paint (LCP) 11% 3% of loads for this page have a slow (>4000ms) Largest Contentful Paint (LCP) 3%

Lab Data

Largest Contentful Paint 2.3 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
Time to Interactive 2.3 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
First Contentful Paint 1.9 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
INP breakdown  
Start investigating by looking at the longest subpart. how to improve INP
Speed Index 2.4 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index 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
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

Page Speed (Google PageSpeed Insights) - Mobile

55
0-49 50-89 90-100 i

Field Data

Over the last 30 days, the field data shows that this page has a AVERAGE 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 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)1.1s 71% of loads for this page have a fast (<800s) Time To First Byte (TTFB) 51% 43% of loads for this page have an average (800s ~ 1800s) Time To First Byte (TTFB) 43% 5% of loads for this page have a slow (>1800s) Time To First Byte (TTFB) 5%
First Contentful Paint (FCP)2.3s 71% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 56% 30% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 30% 12% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 12%
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)117ms 97% of loads for this page have a fast (<200s) Interactive To Next Paint (INP) 88% 10% of loads for this page have an average (200s ~ 500s) Interactive To Next Paint (INP) 10% 0% of loads for this page have a slow (>500s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)2.5s 84% of loads for this page have a fast (<2500s) Largest Contentful Paint (LCP) 74% 18% of loads for this page have an average (2500s ~ 4000s) Largest Contentful Paint (LCP) 18% 7% of loads for this page have a slow (>4000s) Largest Contentful Paint (LCP) 7%

Origin Data

All pages served from this origin have an AVERAGE 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)1.1s 51% of loads for this page have a fast (<0.8s) Time To First Byte (TTFB) 51% 43% of loads for this page have an average (0.8s ~ 1.8s) Time To First Byte (TTFB) 43% 5% of loads for this page have a slow (>1.8s) Time To First Byte (TTFB) 5%
First Contentful Paint (FCP)2.3s 56% of loads for this page have a fast (<1.8s) First Contentful Paint (FCP) 56% 30% of loads for this page have an average (1.8s ~ 3s) First Contentful Paint (FCP) 30% 12% of loads for this page have a slow (>3s) First Contentful Paint (FCP) 12%
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)117ms 88% of loads for this page have a fast (<0.2s) Interactive To Next Paint (INP) 88% 10% of loads for this page have an average (0.2s ~ 0.5s) Interactive To Next Paint (INP) 10% 0% of loads for this page have a slow (>0.5s) Interactive To Next Paint (INP) 0%
Largest Contentful Paint (LCP)2.5s 74% of loads for this page have a fast (<2.5s)Largest Contentful Paint (LCP) 74% 18% of loads for this page have an average (2.5s ~ 4s)Largest Contentful Paint (LCP) 18% 7% of loads for this page have a slow (>4s)Largest Contentful Paint (LCP) 7%

Lab Data

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
INP breakdown  
Start investigating by looking at the longest subpart. how to improve INP
First Contentful Paint 9.1 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Speed Index 9.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Time to Interactive 16.5 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
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
Largest Contentful Paint 16.4 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric

Does textbook-rc.or.jp 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 textbook-rc.or.jp are reduced by %.
textbook-rc.or.jp does not use compression.
Original size: 64.52 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. textbook-rc.or.jp has 74 Safety Reputations.
Status:
  SAFE
Safety Reputations:
  74
Safety Confidence:
  11

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. textbook-rc.or.jp supports HTTPS.
 textbook-rc.or.jp supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: textbook-rc.or.jp
Organization: \E5\85\AC\E7\9B\8A\E8\B2\A1\E5\9B\A3\E6\B3\95\E4\BA\BA\E3\80\80\E6\95\99\E7\A7\91\E6\9B\B8\E7\A0\94\E7\A9\B6\E3\82\BB\E3\83\B3\E3\82\BF\E3\83\BC
Location: \E6\B1\9F\E6\9D\B1\E5\8C\BA, \E6\9D\B1\E4\BA\AC\E9\83\BD, JP, serialNumber = 0106-05-002383, businessCategory = Private Organization
Issuer: Cybertrust Japan SureServer EV CA G3
Valid from: May 19 09:50:45 2025 GMT
Valid until: May 31 14:59:00 2026 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: Cybertrust Japan SureServer EV CA G3
Organization: "Cybertrust Japan Co., Ltd."
Location: JP
Issuer:
Valid from: Dec 13 06:28:45 2023 GMT
Valid until: May 29 05:00:39 2029 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.
 textbook-rc.or.jp 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, 18 Jan 2026 09:37:42 GMT
server: Apache
link: <https://textbook-rc.or.jp/wp-json/>; rel="https://api.w.org/", <https://textbook-rc.or.jp/wp-json/wp/v2/pages/2>; rel="alternate"; title="JSON"; type="application/json", <https://textbook-rc.or.jp/>; rel=shortlink
content-type: text/html; charset=UTF-8

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 21600
Mname kotetsu.alpha-lt.net
Rname postmaster.alpha-web.ne.jp
Serial Number 2023080408
Refresh 10800
Retry 3600
Expire 604800
Minimum TTL 86400
NS kotetsu.alpha-lt.net 21600
NS amdns03.alpha-mail.jp 21600
NS tsukuba.aics.ne.jp 21600
A 216.230.250.133 21600
MX ampub01.alpha-mail.net 21600
MX ampub02.alpha-mail.net 21600
MX ampub03.alpha-mail.net 21600
MX ampub04.alpha-mail.net 21600
TXT v=spf1 ip4:157.205.202.0/24 ip4:157.205.203.128/25 ip4:216.230.250.0/24 ip4:216.230.251.0/24 ip4:216.230.252.0/24 ip4:216.230.254.0/24 ip4:157.205.123.224/28 ip4:157.205.123.240/28 ip4:157.205.248.64/26 ~all 21600