indexo.dev

ldegreef.com

.com crawl

First seen 2026-04-25 · Last seen 2026-05-19 · ok HTTP/1.1 200 2823 ms crawled 2026-05-19

US · 192.30.252.154 · AS36459 GitHub, Inc.

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title
Computer Science
Description
Home page for Lilian de Greef, computer science PhD.
Canonical
www.ldegreef.com/
Feeds

Technology

CDN
Fastly
Server
GitHub.com
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • cdn.jsdelivr.net×2
  • www.googletagmanager.com×1

Social

Registration

Registrar
Squarespace Domains II LLC
Created
2017-05-01
Expires
2027-05-01 345 days left
Updated
2026-04-17
Name servers
  • ns-cloud-d1.googledomains.com
  • ns-cloud-d2.googledomains.com
  • ns-cloud-d3.googledomains.com
  • ns-cloud-d4.googledomains.com

DNS records live

NS
  • ns-cloud-d1.googledomains.com
  • ns-cloud-d2.googledomains.com
  • ns-cloud-d3.googledomains.com
  • ns-cloud-d4.googledomains.com

Email authentication no MX

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

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2026-04-14 to 2026-07-13
Expires in 53 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (14)

Linked from (1)