davidgrudl.com

.com crawl

First seen 2026-04-20 · Last seen 2026-05-17 · ok HTTP/1.1 200 812 ms crawled 2026-05-14

SK · 37.9.175.163 · AS51013 WebSupport s.r.o.

Reputation 100/100

Classifying

HTML metadata

Title: David Grudl
Canonical: en

Technology

Server: openresty

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (4)

img.youtube.com×12
phpfashion.com×5
fonts.googleapis.com×1
www.googletagmanager.com×1

Social

Registration

Registrar

Tucows Domains Inc.

Created

2008-02-15

Expires

2027-02-15 271 days left

Updated

2025-12-09

Name servers

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

TXT

google-site-verification=_aAxpiU1Ai-Zxm1pEYCRmgoDqU-F9kYcfdgJMsgVVDo
openai-domain-verification=dv-zuJPPICmx09da99T1f10AN13

Email authentication no MX

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

Certificate (current)

R13

from 2026-05-08 to 2026-08-06

Expires in 78 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://davidgrudl.com/

present

strict-transport-security
x-frame-options

findings

missing Content Security Policy
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
strict-transport-security: max-age=31536000; includeSubDomains; preload