indexo.dev

matthijshollemans.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-19 · ok HTTP/1.1 200 768 ms crawled 2026-05-06

US · 74.207.237.157 · AS63949 Akamai Connected Cloud

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
The website of Matthijs Hollemans
Description
Matthijs Hollemans is an independent app developer and designer, and author and co-author of several iOS development books.
Language
en
Canonical
https://matthijshollemans.com

Technology

Server
Apache
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Registration

Registrar
Key-Systems GmbH
Created
2007-01-16
Expires
2027-01-16 240 days left
Updated
2026-01-17
Name servers
  • ns1.linode.com
  • ns2.linode.com
  • ns3.linode.com

DNS records live

NS
  • ns1.linode.com
  • ns2.linode.com
  • ns3.linode.com
  • ns4.linode.com
  • ns5.linode.com

Email authentication no MX

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

Certificate (current)

E7
from 2026-03-12 to 2026-06-10
Expires in 20 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (2)

Linked from (1)