indexo.dev

kur0den.net

.net crawl

First seen 2026-04-24 · Last seen 2026-05-17 · ok HTTP/1.1 200 11679 ms crawled 2026-05-17

US · 104.21.18.54 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
index.html
Language
ja

Technology

CDN
Cloudflare
Analytics
  • Cloudflare Insights

Third-party hosts loaded (3)

  • cdn.jsdelivr.net×1
  • github.com×1
  • static.cloudflareinsights.com×1

Social

Registration

Registrar
Cloudflare, Inc.
Created
2023-12-30
Expires
2026-12-30 223 days left
Updated
2025-12-12
Name servers
  • kelly.ns.cloudflare.com
  • peter.ns.cloudflare.com

DNS records live

NS
  • kelly.ns.cloudflare.com
  • peter.ns.cloudflare.com
MX
  • 59 route3.mx.cloudflare.net
  • 75 route2.mx.cloudflare.net
  • 81 route1.mx.cloudflare.net
Verified for
  • OpenAI

Email authentication partial

SPF
v=spf1 include:_spf.mx.cloudflare.net ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:91796a9f4ef64bac8719f6b741e83b75@dmarc-reports.cloudflare.net
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-06 to 2026-07-05
Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.kur0den.net/

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

Links to (2)

Linked from (1)