indexo.dev

closedopenai.com

.com crawl

First seen 2026-05-06 · Last seen 2026-05-06 · ok HTTP/1.1 200 2131 ms crawled 2026-05-13

US · 104.21.60.74 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector tech type homepage

HTML metadata

Title
OpenAI's Mission Statement Start to Finish
Language
en

Technology

CDN
Cloudflare
Analytics
  • Cloudflare Insights

Third-party hosts loaded (1)

  • static.cloudflareinsights.com×1

Registration

Registrar
NameCheap, Inc.
Created
2026-02-16
Expires
2027-02-16 272 days left
Updated
2026-02-16
Name servers
  • felicity.ns.cloudflare.com
  • kay.ns.cloudflare.com

DNS records live

NS
  • felicity.ns.cloudflare.com
  • kay.ns.cloudflare.com
MX
  • 0 _dc-mx.6740a14647f1.closedopenai.com

Email authentication weak

SPF
v=spf1 a mx include:websitewelcome.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA35rE2S1yD2GO7iYgNuTkRCJ7APNjO9Om7jWd/vFkj777kpZL4lfHGx3ZjxVmJ9OsQzU9ZtPbtegW2E…
selectors probed

Certificate (current)

WE1
from 2026-04-16 to 2026-07-15
Expires in 57 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://closedopenai.com/

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)