cotoa-f.com Cotoa-f.com

   
東京都保育士等キャリアアップ研修　（一社）心灯明福祉会 | 新しい出会いと新しい学びを

Domain Summary

What percent of global Internet users visit Cotoa-f.com?

• 1.0E-7% of global Internet users visit Cotoa-f.com

How many people visit Cotoa-f.com each day?

• Cotoa-f.com receives approximately 4 visitors and 4 page impressions per day.

Which countries does Cotoa-f.com receive most of its visitors from?

• Cotoa-f.com is mostly visited by people located in Japan.

What is Cotoa-f.com estimated value?

• Estimated value of Cotoa-f.com is $1.41.

What IP addresses does Cotoa-f.com resolve to?

• Cotoa-f.com resolves to the IP addresses 150.95.219.88.

Where are Cotoa-f.com servers located in?

• Cotoa-f.com has servers located in Japan.

cotoa-f.com Profile

Title:東京都保育士等キャリアアップ研修　（一社）心灯明福祉会 | 新しい出会いと新しい学びを Description:新しい出会いと新しい学びを
Edit Site Info

What technologies does cotoa-f.com use?

These are the technologies used at cotoa-f.com. cotoa-f.com has a total of 10 technologies installed in 10 different categories.
UI frameworks
Bootstrap Bootstrap
Miscellaneous
Clipboard.js Clipboard.js
Open Graph Open Graph
JavaScript Libraries
jQuery jQuery
jQuery Migrate jQuery Migrate
WordPress themes
Lightning Lightning
Web Servers
Nginx Nginx
Reverse proxies
Nginx Nginx
CMS
WordPress WordPress
Blogs
WordPress WordPress
Programming Languages
PHP PHP
Databases
MySQL MySQL

cotoa-f.com Traffic Analysis

This website is viewed by an estimated 4 visitors daily, generating a total of 4 pageviews. This equates to about 121.2 monthly visitors.
Daily Visitors4
Monthly Visits121.2
Pages per Visit1.02
Visit duration n/a
Bounce Rate45.59%
Is this your site?Verify your site's metrics.
Daily Unique Visitors:
4
Monthly Visits:
121
Pages per Visit:
1.02
Daily Pageviews:
4
Avg. visit duration:
n/a
Bounce rate:
45.59%
Global Reach:
1.0E-7%
Monthly Visits (SimilarWeb):
122
HypeRank:
n/a
*All traffic values are estimates only.

Total Visits Last 3 Months

0
FEB
121.2
MAR
121.2
APR

Visitors by country

Country
Users%
 
Japan 100.00%
Last update was 54 days ago
     
This can take up to 60 seconds. Please wait...

*HypeStat.com is not promoting or affiliated with cotoa-f.com 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:
  cotoa-f.com
Rank:
(Rank based on keywords, cost and organic traffic)
  n/a
Organic Keywords:
(Number of keywords in top 20 Google SERP)
  0
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 >>

Ad Experience Report ▼

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

Mobile summary

Root domain:
cotoa-f.com
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:
cotoa-f.com
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:
cotoa-f.com
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 cotoa-f.com hosted? ▼

Cotoa-f.com may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.
Server IP:
150.95.219.88
ASN:
AS7506 
ISP:
GMO Internet,Inc 
Server Location:

Japan, JP
 

Other sites hosted on 150.95.219.88

How fast does cotoa-f.com load? ▼

The average loading time of cotoa-f.com is 1351 ms. The Desktop speed index is 99 and mobile speed index is 89.
Average Load Time:
1351 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

Speed Index 1.1 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric
Duplicated JavaScript  
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
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
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
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
Minimize third-party usage  
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn how to minimize third-party impact
Largest Contentful Paint 0.6 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric
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
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
INP by phase  
Start investigating with the longest phase. To reduce processing duration, , often JS. Delays can be minimized optimize the main-thread costs
Time to Interactive 0.6 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
First Meaningful Paint  
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric
3rd parties  
3rd party code can significantly impact load performance. to prioritize your page's content. Reduce and defer loading of 3rd party code

Page Speed (Google PageSpeed Insights) - Mobile

89
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

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
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
Time to Interactive 3.5 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
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
First Contentful Paint 1.8 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric
Minimize third-party usage  
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn how to minimize third-party impact
Duplicated JavaScript  
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity.
Largest Contentful Paint 3.5 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint 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
3rd parties  
3rd party code can significantly impact load performance. to prioritize your page's content. Reduce and defer loading of 3rd party code
Speed Index 3.7 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index 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

Does cotoa-f.com 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 cotoa-f.com are reduced by 76%.
cotoa-f.com use gzip compression.
Original size: 52.43 KB
Compressed size: 12.19 KB
File reduced by: 40.24 KB (76%)

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:
  SAFE

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. cotoa-f.com supports HTTPS.
 cotoa-f.com supports HTTPS
     
Verifying SSL Support. Please wait...
Common Name: www.cotoa-f.com
Organization:
Location:
Issuer: GlobalSign Atlas R3 AlphaSSL CA 2024 Q3
Valid from: Aug 15 07:51:12 2024 GMT
Valid until: Aug 15 07:51:12 2025 GMT
Authority: CA:FALSE
Keysize: 2048 Bits
Common Name: GlobalSign Atlas R3 AlphaSSL CA 2024 Q3
Organization: GlobalSign nv-sa
Location: BE
Issuer: GlobalSign
Valid from: Apr 17 03:18:23 2024 GMT
Valid until: Apr 17 00:00:00 2026 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.
 cotoa-f.com 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. 
server: nginx
date: Wed, 21 May 2025 12:08:03 GMT
content-type: text/html; charset=UTF-8
link: <https://cotoa-f.com/index.php?rest_route=/>; rel="https://api.w.org/"
x-xss-protection: 1; mode=block
x-content-type-options: nosniff
x-nginx-cache: EXPIRED
content-encoding: gzip

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 include:_spf.onamae.ne.jp ~all 600
MX mail41.onamae.ne.jp 600
SOA 600
Mname ns-rs1.gmoserver.jp
Rname hostmaster.gmoserver.jp
Serial Number 1680010838
Refresh 3600
Retry 900
Expire 604800
Minimum TTL 600
A 150.95.219.88 535
NS ns-rs1.gmoserver.jp 600
NS ns-rs2.gmoserver.jp 600

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 September 15, 2021 and will expire on September 15, 2026 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 April 13, 2023.
Domain Created:
2021-09-15
Domain Expires:
2026-09-15
Domain Updated:
2023-04-13
Domain Age:
3 years 10 months
Domain Registrar:
GMO Internet, Inc.
Domain Owner:
Whois Privacy Protection Service by onamae.com
WhoIs:
 

Domain Name: cotoa-f.com
Registry Domain ID: 2641163836_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.discount-domain.com
Registrar URL: http://www.onamae.com
Updated Date: 2023-04-13T23:22:25Z
Creation Date: 2021-09-15T03:24:20Z
Registrar Registration Expiration Date: 2026-09-15T03:24:19Z
Registrar: GMO Internet, Inc.
Registrar IANA ID: 49
Registrar Abuse Contact Email: email
Registrar Abuse Contact Phone: +81.337709199
Domain Status: ok https://icann.org/epp#ok
Registry Registrant ID: Not Available From Registry
Registrant Name: Whois Privacy Protection Service by onamae.com
Registrant Organization: Whois Privacy Protection Service by onamae.com
Registrant Street: 26-1 Sakuragaoka-cho
Registrant Street: Cerulean Tower 11F
Registrant City: Shibuya-ku
Registrant State/Province: Tokyo
Registrant Postal Code: 150-8512
Registrant Country: JP
Registrant Phone: +81.354562560
Registrant Phone Ext:
Registrant Fax:
Registrant Fax Ext:
Registrant Email: email
Registry Admin ID: Not Available From Registry
Admin Name: Whois Privacy Protection Service by onamae.com
Admin Organization: Whois Privacy Protection Service by onamae.com
Admin Street: 26-1 Sakuragaoka-cho
Admin Street: Cerulean Tower 11F
Admin City: Shibuya-ku
Admin State/Province: Tokyo
Admin Postal Code: 150-8512
Admin Country: JP
Admin Phone: +81.354562560
Admin Phone Ext:
Admin Fax:
Admin Fax Ext:
Admin Email: email
Registry Tech ID: Not Available From Registry
Tech Name: Whois Privacy Protection Service by onamae.com
Tech Organization: Whois Privacy Protection Service by onamae.com
Tech Street: 26-1 Sakuragaoka-cho
Tech Street: Cerulean Tower 11F
Tech City: Shibuya-ku
Tech State/Province: Tokyo
Tech Postal Code: 150-8512
Tech Country: JP
Tech Phone: +81.354562560
Tech Phone Ext:
Tech Fax:
Tech Fax Ext:
Tech Email: email
Name Server: ns-rs1.gmoserver.jp
Name Server: ns-rs2.gmoserver.jp
DNSSEC: unsigned
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2023-04-13T23:22:25Z