indexo.dev

shidokai-yokosuka.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 2877 ms crawled 2026-06-02

JP · 49.212.243.109 · AS9371 SAKURA Internet Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
横浜個人指導会｜横須賀市浦賀の個人指導学習塾
Description
横浜個人指導会は横須賀市浦賀にある個人指導学習塾です。生徒一人ひとりを一対一で徹底的に、成績アップ、目標の学校への受験対策を行っていきます。集団学習塾・個別指導塾以上のきめ細やかな指導を致します。
Language
ja
Generator
All in One SEO (AIOSEO) 4.9.7.2
Canonical
https://shidokai-yokosuka.com/
Feeds

Technology

Server
nginx
CMS
WordPress
jQuery
1.10.2 known XSS (<3.5)

Third-party hosts loaded (2)

  • ajax.googleapis.com×1
  • gmpg.org×1

Contact

Phone

Registration

Registrar
GMO Internet Group, Inc. d/b/a Onamae.com
Created
2017-03-16
Expires
2027-03-16 285 days left
Updated
2026-02-09
Name servers
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp

DNS records live

NS
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp
MX
  • 10 shidokai-yokosuka.com

Email authentication weak

SPF
v=spf1 a:www3599.sakura.ne.jp mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-28 to 2026-08-26
Expires in 83 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://shidokai-yokosuka.com/

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

Links to (1)

Linked from (1)