pekkamattinen.com

.com crawl

First seen 2026-05-02 · Last seen 2026-05-03 · ok HTTP/1.1 200 2165 ms crawled 2026-05-09

US · 192.30.252.153 · AS36459 GitHub, Inc.

Reputation 62/100 wrong cert weak security headers no dmarc policy

sector other type homepage

HTML metadata

Title: Pekka Mattinen

Technology

CDN: GitHub Pages
Server: GitHub.com

Registration

Registrar

GoDaddy.com, LLC

Created

2014-08-22

Expires

2026-08-22 93 days left

Updated

2025-08-22

Name servers

ns67.domaincontrol.com
ns68.domaincontrol.com

DNS records live

NS

ns67.domaincontrol.com
ns68.domaincontrol.com

MX

0 smtp.secureserver.net
10 mailstore1.secureserver.net

Email authentication weak

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 35/100 Checked over plain HTTP: http://pekkamattinen.com/

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Linked from (26)