indexo.dev

zongjiefanwen.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 1120 ms crawled 2026-06-02

US · 209.145.52.31 · AS40021 Contabo Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
ZG·言語学習 - 言語研究センター
Language
ja
Canonical
https://www.zongjiefanwen.com/

Technology

Server
Microsoft-IIS

Registration

Registrar
NameSilo, LLC
Created
2012-05-21
Expires
2027-08-17 437 days left
Updated
2025-11-30
Name servers
  • clara.ns.cloudflare.com
  • dion.ns.cloudflare.com

DNS records live

NS
  • clara.ns.cloudflare.com
  • dion.ns.cloudflare.com

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-05-24 to 2026-08-22
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://zongjiefanwen.com/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (3)

Linked from (2)