indexo.dev

gmcdealer.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-10 · ok HTTP/1.1 200 2488 ms crawled 2026-05-13

US · 198.208.73.147 · AS30383 General Motors LLC

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title
Site Maintenance

Technology

CDN
Akamai

Registration

Registrar
CSC Corporate Domains, Inc.
Created
1997-08-13
Expires
2026-08-12 85 days left
Updated
2025-08-08
Name servers
  • dns1.cscdns.net
  • dns2.cscdns.net

DNS records live

NS
  • dns1.cscdns.net
  • dns2.cscdns.net
MX
  • 10 custmx.cscdns.net

Email authentication strong

SPF
not published
DMARC
v=DMARC1;p=reject;fo=1;ri=3600;rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc_rua@gm.com;ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc_ruf@gm.com
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current) wrong cert

DigiCert Global G2 TLS RSA SHA256 2020 CA1
from 2025-12-11 to 2026-12-11
Expires in 206 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)