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Domain report

programming-sc.com

programming-sc.com ranks in the top 0.16% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 4 distinct hosts observed under it.

Explore programming-sc.com in the Web Graph

Connectivity

#214,194harmonic-centrality rank
Top percentile
0.16%
Hosts observed
4

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://programming-sc.com/ answered with HTTP 200.

DNS records

A
  • 108.156.184.80
  • 108.156.184.40
  • 108.156.184.78
  • 108.156.184.96
AAAA
No records found.
MX
  • 1 aspmx.l.google.com.
  • 10 alt3.aspmx.l.google.com.
  • 10 alt4.aspmx.l.google.com.
  • 5 alt1.aspmx.l.google.com.
  • 5 alt2.aspmx.l.google.com.
NS
  • ns-1020.awsdns-63.net.
  • ns-1284.awsdns-32.org.
  • ns-172.awsdns-21.com.
  • ns-1923.awsdns-48.co.uk.

Live preview

This is a live, sandboxed embed of programming-sc.com — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=UTF-8
Cache-Control
Not sent
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://programming-sc.com/HTTP 301

    → https://programming-sc.com/

  2. 2.https://programming-sc.com/HTTP 200

Meta tags

Title
【公式】プログラミング能力検定（プロ検）｜受験者数No.1のプログラミング検定（小学生・中学生・高校生・大学生/専門学校生・社会人対象）
Description
プログラミングの検定（資格・試験）なら、受験者数No.1の「プログラミング能力検定（プロ検）」。小学生・中学生・高校生・大学生（専門学校生）・社会人対象。全国2,655会場。最新の試験日程やレベル（難易度）、お近くの検定会場はこちら。ビジュアルプログラミング言語（Scratch）、テキストプログラミング（JavaScript/Python/Java）に対応。
Canonical
Not set
Robots
INDEX,FOLLOW
Generator
Not set
Open Graph title
【公式】プログラミング能力検定（プロ検）｜受験者数No.1のプログラミング検定（小学生・中学生・高校生・大学生/専門学校生・社会人対象）
Open Graph description
プログラミングの検定（資格・試験）なら、受験者数No.1の「プログラミング能力検定（プロ検）」。小学生・中学生・高校生・大学生（専門学校生）・社会人対象。全国2,655会場。最新の試験日程やレベル（難易度）、お近くの検定会場はこちら。ビジュアルプログラミング言語（Scratch）、テキストプログラミング（JavaScript/Python/Java）に対応。
Open Graph image
https://programming-sc.com/wp-content/themes/programming_sc_theme/img/common/ogp.jpg
Open Graph type
website
Twitter card
summary_large_image
Twitter title
Not set
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
1
Disallow rules (other agents)
0

Sitemaps declared:

  • https://programming-sc.com/wp-sitemap.xml
  • https://programming-sc.com/typingchallenge/sitemap.xml
  • https://programming-sc.com/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

  • WordPresscms

    Found "wp-content/" in the page's HTML

  • Google Tag Manageranalytics

    Found "googletagmanager.com/gtm.js" in the page's HTML

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.