indexo.dev

leadingcourses.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-18 · ok HTTP/1.1 202 1040 ms crawled 2026-05-08

DE · 3.76.159.155 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Language
en

Technology

Server
awselb

Third-party hosts loaded (1)

  • 29f786d50da1.dbec5261.eu-central-1.token.awswaf.com×1

Registration

Registrar
Key-Systems GmbH
Created
2007-05-07
Updated
2025-11-25
Name servers
  • ns-1142.awsdns-14.org
  • ns-1727.awsdns-23.co.uk
  • ns-4.awsdns-00.com
  • ns-628.awsdns-14.net

DNS records live

NS
  • ns-1142.awsdns-14.org
  • ns-1727.awsdns-23.co.uk
  • ns-4.awsdns-00.com
  • ns-628.awsdns-14.net
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
Show 7 TXT records
  • google-site-verification=glBqLBtzUoxeaXCBGcVHGlCqRC4gaO-7Kfz201sGODU
  • site-verification=d557d4896d283d0c46a5552db35ea715
  • google-site-verification=4D4glGxNGz7-ii-cBHlDdSMKrgJxySaOlnYY7wnifkM
  • google-site-verification=HBfB7LUh2X8btQieD3dv864g1LoKxwdPbASO8uQh0fI
  • google-site-verification=KrS3XXomAVEIyoxKl_lOAfvQIWs74XQgYW7mOii9050
  • google-site-verification=PBNOTS__VvDkZ881P7BWrEQ3gJ59YL6e6BMAu1QTWwg
  • google-site-verification=e99aB1dvc9dnxoakQLadTjrr_AL--MSgrxzQP9EEwDY

Email authentication partial

SPF
v=spf1 ip4:178.18.80.30 include:_spf.google.com include:_spf.exactonline.nl include:sendgrid.net include:fdspfeuc.freshemail.io -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Amazon RSA 2048 M04
from 2026-01-09 to 2027-02-08
Expires in 265 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (11)