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Domain report

studyhacker.net

studyhacker.net ranks in the top 0.043% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.

Explore studyhacker.net in the Web Graph

Connectivity

#57,411harmonic-centrality rank
Top percentile
0.043%
Hosts observed
3

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://studyhacker.net/ answered with HTTP 200.

DNS records

A
  • 54.199.90.191
  • 54.238.119.232
  • 54.238.56.101
AAAA
No records found.
MX
  • 10 aspmx.l.google.com.
  • 20 alt1.aspmx.l.google.com.
  • 20 alt2.aspmx.l.google.com.
  • 30 aspmx2.googlemail.com.
  • 30 aspmx3.googlemail.com.
  • 30 aspmx4.googlemail.com.
  • 30 aspmx5.googlemail.com.
NS
  • ns-1351.awsdns-40.org.
  • ns-1984.awsdns-56.co.uk.
  • ns-620.awsdns-13.net.
  • ns-90.awsdns-11.com.

Live preview

Screenshot of studyhacker.net

This site's Content-Security-Policy restricts embedding to specific origins ("frame-ancestors 'self'"), which does not include StatsMyWeb.

Since studyhacker.net can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

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
private
Content-Encoding
Not sent

Security

Content-Security-Policy
frame-ancestors 'self'; upgrade-insecure-requests
Strict-Transport-Security
max-age=31536000; includeSubDomains; preload
X-Frame-Options
Not sent
X-Content-Type-Options
nosniff
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://studyhacker.net/HTTP 301

    → https://studyhacker.net/

  2. 2.https://studyhacker.net/HTTP 200

Meta tags

Title
STUDY HACKER（スタディーハッカー）｜社会人の勉強法＆英語学習
Description
社会人の勉強法・働き方・英語学習情報を網羅した株式会社スタディーハッカーのオウンドメディア。勉強＆仕事の成果を「時短」で上げるノウハウを提供。
Canonical
https://studyhacker.net/
Robots
max-image-preview:large
Generator
Not set
Open Graph title
STUDY HACKER（スタディーハッカー）｜社会人の勉強法＆英語学習
Open Graph description
社会人の勉強法・働き方・英語学習情報を網羅した、株式会社新恵社が運営する学習メディア。勉強＆仕事の成果を「時短」で上げるノウハウを提供。
Open Graph image
https://cdn.image.st-hatena.com/image/scale/2264290e38ef781078ccfec07359013083f1c3d0/backend=imagemagick;enlarge=0;height=1000;version=1;width=1200/https%3A%2F%2Fcdn.user.blog.st-hatena.com%2Fdefault_entry_og_image%2F159518106%2F179234638296530
Open Graph type
blog
Twitter card
summary_large_image
Twitter title
STUDY HACKER（スタディーハッカー）｜社会人の勉強法＆英語学習
Twitter image
https://cdn.user.blog.st-hatena.com/default_entry_og_image/159518106/179234638296530

robots.txt

Disallow rules (User-agent: *)
4
Disallow rules (other agents)
2

Sitemap declared:

  • https://studyhacker.net/sitemap_index.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.