indexo.dev

ohtabooks.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-12 · ok HTTP/1.1 200 3671 ms crawled 2026-05-08

JP · 219.94.155.221 · AS9371 SAKURA Internet Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
太田出版
Description
1985年設立の日本の出版社・太田出版の公式ウェブサイトです。コミック、カルチャー、実用書など幅広く刊行しています。
Language
ja
Canonical
https://www.ohtabooks.com/
Feeds

Open Graph

url
https://www.ohtabooks.com/
title
太田出版
locale
ja_JP
description
1985年設立の日本の出版社・太田出版の公式ウェブサイトです。コミック、カルチャー、実用書など幅広く刊行しています。

Technology

Server
nginx
Analytics
  • Google Tag Manager
Ads
  • Google Ads
  • Google Ads (DoubleClick)
Fonts
  • Font Awesome

Third-party hosts loaded (6)

  • zvhgul-zcmp.maillist-manage.jp×4
  • googleads.g.doubleclick.net×1
  • use.fontawesome.com×1
  • www.facebook.com×1
  • www.googleadservices.com×1
  • www.googletagmanager.com×1

Social

Registration

Registrar
GMO Internet Group, Inc. d/b/a Onamae.com
Created
2001-02-06
Expires
2027-02-06 261 days left
Updated
2026-01-21
Name servers
  • 01.dnsv.jp
  • 02.dnsv.jp
  • 03.dnsv.jp
  • 04.dnsv.jp

DNS records live

NS
  • 01.dnsv.jp
  • 02.dnsv.jp
  • 03.dnsv.jp
  • 04.dnsv.jp
MX
Show 6 MX records
  • 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
  • 50 www431b.sakura.ne.jp
Verified for
  • Google

Email authentication partial

SPF
v=spf1 include:_spf.google.com +ip4:153.122.119.40 include:sender.zcsend.jp include:email.myshopify.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; aspf=r; adkim=r; rua=mailto:obs-info@ohtabooks.com
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

JPRS Domain Validation Authority - G4
from 2025-05-30 to 2026-05-31
Expires in 10 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (8)

Linked from (3)