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ruby-no-kai.org

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First seen 2026-05-03 · Last seen 2026-05-03 · ok HTTP/1.1 200 1444 ms crawled 2026-05-10

US · 185.199.111.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector tech type homepage

HTML metadata

Title
日本Rubyの会とは | 一般社団法人 日本Rubyの会

Technology

CDN
Fastly
Server
GitHub.com

Third-party hosts loaded (1)

  • ajax.googleapis.com×1

Registration

Registrar
Key-Systems GmbH
Created
2011-08-25
Expires
2026-08-25 97 days left
Updated
2025-11-25
Name servers
  • ns1.value-domain.com
  • ns2.value-domain.com
  • ns3.value-domain.com

DNS records live

NS
  • ns1.value-domain.com
  • ns2.value-domain.com
MX
Show 7 MX records
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 10 aspmx4.googlemail.com
  • 10 aspmx5.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
  • MS=1C07018CF7C36B2B7D09BCC8B736126575DD2675

Email authentication weak

SPF
v=spf1 include:_spf.google.com include:mail.moneyforward.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-01 to 2026-07-30
Expires in 72 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ruby-no-kai.org/

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)