indexo.dev

aduca.org

.org crawl

First seen 2026-04-11 · Last seen 2026-04-11 · ok HTTP/1.1 200 864 ms crawled 2026-05-18

US · 185.199.109.153 · AS54113 Fastly, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Aduca — a dull canvas

Technology

CDN
Fastly
Server
GitHub.com

Third-party hosts loaded (2)

  • ghbtns.com×1
  • twitter.com×1

Social

Registration

Registrar
Japan Registry Services Co., Ltd.
Created
2009-03-12
Expires
2027-03-12 297 days left
Updated
2026-02-01
Name servers
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp

DNS records live

NS
  • ns1.dns.ne.jp
  • ns2.dns.ne.jp
MX
Show 7 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
  • 30 aspmx4.googlemail.com
  • 30 aspmx5.googlemail.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-27 to 2026-07-26
Expires in 68 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://aduca.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)