indexo.dev

opencores.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-04 · ok HTTP/1.1 200 1603 ms crawled 2026-05-07

NL · 37.97.232.80 · AS20857 Signet B.V.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Home :: OpenCores
Language
en

Technology

Server
nginx
Analytics
  • Google Tag Manager
Ads
  • Google AdSense
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • www.google.com×3
  • fonts.googleapis.com×1
  • pagead2.googlesyndication.com×1
  • www.googletagmanager.com×1

Registration

Registrar
Key-Systems GmbH
Created
1999-09-18
Expires
2026-09-18 120 days left
Updated
2025-11-24
Name servers
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu

DNS records live

NS
  • ns0.transip.net
  • ns1.transip.nl
  • ns2.transip.eu
MX
  • 0 mail.opencores.org
Verified for
  • Google

Email authentication strong

SPF
v=spf1 mx a ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=dmarc@opencores.org; ruf=dmarc@opencores.org
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-02-17 to 2026-05-18
Expired 3 days ago

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)