indexo.dev

yaesulife.co.jp

.jp user

First seen 2026-05-17 · Last seen 2026-05-17 · ok HTTP/1.1 200 777 ms crawled 2026-05-17

JP · 103.141.96.70 · AS131965 Xserver Inc.

Reputation 89/100 weak security headers dmarc monitor-only

sector other type homepage

HTML metadata

Title
株式会社八重洲ライフ [東京都中央区]
Description
株式会社八重洲ライフのホームページです。多様な高齢者向けオールインワンの生活支援サービスを開発し普及させています。
Language
ja

Technology

Server
nginx
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • code.jquery.com×1
  • www.googletagmanager.com×1

Contact

Phone
Address
〒103-0022東京都中央区日本橋室町1-2-6 日本橋大栄ビル6階TEL：03-3548-0781 FAX：03-5201-3996

DNS records live

NS
  • ns1.xserver.jp
  • ns2.xserver.jp
  • ns3.xserver.jp
  • ns4.xserver.jp
  • ns5.xserver.jp
MX
  • 0 yaesulife.co.jp

Email authentication partial

SPF
v=spf1 include:_spf_div.bownow.jp ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc_agg@ibesecurity.com;
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0aWgZXVOt6GSq1RwYuMq30p9508n1Y2wTdaDUjSVp9Hdwp7qwlifCfDT20i+MkJI4+bbxMAw+D96JP…
selectors probed

Certificate (current)

R13
from 2026-03-24 to 2026-06-22
Expires in 32 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://yaesulife.co.jp/

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