indexo.dev

grundorf.com

.com crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 943 ms crawled 2026-06-02

US · 66.135.37.19 · AS13768 Aptum Technologies

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Grundorf
Description
Grundorf
Language
en

Technology

Server
nginx
PHP
8.2.31 security-only

Third-party hosts loaded (1)

  • translate.google.com×1

Social

Registration

Registrar
Network Solutions, LLC
Created
1998-07-01
Expires
2027-06-30 390 days left
Updated
2026-05-27
Name servers
  • ns35.worldnic.com
  • ns36.worldnic.com

DNS records live

NS
  • ns35.worldnic.com
  • ns36.worldnic.com
MX
  • 0 grundorf-com.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 ip4:66.135.37.19 ip4:192.185.147.150 ip4:98.179.45.98 a mx include:spf.protection.outlook.com include:websitewelcome.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-12 to 2026-07-11
Expires in 36 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (4)

Linked from (2)