gregbrockman.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-09 · ok HTTP/1.1 200 2899 ms crawled 2026-05-09

US · 188.114.96.3 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Greg Brockman's Home Page
Language
en

Technology

CDN
Cloudflare

Third-party hosts loaded (2)

  • ajax.googleapis.com×1
  • www.gravatar.com×1

Social

Registration

Registrar
Amazon Registrar, Inc.
Created
2008-05-18
Expires
2027-05-18 363 days left
Updated
2026-04-13
Name servers
  • aida.ns.cloudflare.com
  • ajay.ns.cloudflare.com

DNS records live

NS
  • aida.ns.cloudflare.com
  • ajay.ns.cloudflare.com
MX
  • 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

Email authentication weak

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

Certificate (current)

WE1
from 2026-04-10 to 2026-07-09
Expires in 50 days

HTTP security headers

Header hygiene 55/100 Checked live page: https://gregbrockman.com/

present
  • strict-transport-security
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
strict-transport-security
max-age=2592000; includeSubDomains; preload

Links to (31)

Linked from (1)