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Domain report

mathtutor.kr

mathtutor.kr ranks in the top 0.23% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 3 distinct hosts observed under it.

Explore mathtutor.kr in the Web Graph

Connectivity

#310,848harmonic-centrality rank
Top percentile
0.23%
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://mathtutor.kr/ answered with HTTP 200.

DNS records

A
  • 3.170.51.117
  • 3.170.51.22
  • 3.170.51.24
  • 3.170.51.68
AAAA
  • 2600:9000:2873:3c00:a:de27:b380:93a1
  • 2600:9000:2873:e400:a:de27:b380:93a1
  • 2600:9000:2873:5c00:a:de27:b380:93a1
  • 2600:9000:2873:1200:a:de27:b380:93a1
  • 2600:9000:2873:9c00:a:de27:b380:93a1
  • 2600:9000:2873:f400:a:de27:b380:93a1
  • 2600:9000:2873:aa00:a:de27:b380:93a1
  • 2600:9000:2873:4c00:a:de27:b380:93a1
MX
  • 10 mailapp.hiworks.co.kr.
NS
  • connie.ns.cloudflare.com.
  • lloyd.ns.cloudflare.com.

Live preview

Screenshot of mathtutor.kr

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since mathtutor.kr 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
no-cache,max-age=0,must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
max-age=31536000
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://mathtutor.kr/HTTP 301

    → https://mathtutor.kr/

  2. 2.https://mathtutor.kr/HTTP 200

Meta tags

Title
[해피에듀테크] 매쓰튜터 | 기출 PDF 1장으로 시험지 4종 자동 생성 · 수학학원 AI 솔루션
Description
기출 PDF 1장만 등록하면 원본·쌍둥이·유사·심화 시험지가 자동 생성되고, 박사급 AI튜터가 개념 설명·풀이·부분채점까지 담당합니다. 수학학원 순수익 2배 프로젝트, 매쓰튜터.
Canonical
https://mathtutor.kr/
Robots
index,follow
Generator
Not set
Open Graph title
매쓰튜터 | 기출 PDF 1장으로 시험지 4종 자동 생성
Open Graph description
기출 PDF 1장 등록으로 시험지 자동 생성, AI튜터가 채점과 풀이까지. 수학학원 순수익 2배 프로젝트.
Open Graph image
https://mathtutor.kr/og-image.png
Open Graph type
website
Twitter card
summary_large_image
Twitter title
매쓰튜터 | 기출 PDF 1장으로 시험지 4종 자동 생성
Twitter image
https://mathtutor.kr/og-image.png

robots.txt

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

Sitemap declared:

  • https://mathtutor.kr/sitemap.xml

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • Google Analyticsanalytics

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

Related domains

Similar connectivity

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