indexo.dev

dfcjapan.org

.org crawl

First seen 2026-04-24 · Last seen 2026-05-15 · ok HTTP/1.1 200 10820 ms crawled 2026-05-18

JP · 153.125.140.179 · AS7684 SAKURA Internet Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
デザインフォーチェンジ・ジャパン – 子どもたちは、チェンジメーカー
Language
ja
Canonical
https://dfcjapan.org/
Feeds

Technology

Server
nginx
CMS
WordPress
Social widgets
  • YouTube Embed

Third-party hosts loaded (1)

  • www.youtube.com×2

Social

Registration

Registrar
Japan Registry Services Co., Ltd.
Created
2022-07-14
Expires
2026-07-14 56 days left
Updated
2025-06-10
Name servers
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp

DNS records live

NS
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp
MX
  • 10 dfcjapan.org

Email authentication weak

SPF
v=spf1 a:www4339.sakura.ne.jp mx ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-01 to 2026-05-30
Expires in 11 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://dfcjapan.org/

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

Links to (5)

Linked from (2)