davidrudnick.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-09 · ok HTTP/1.1 200 1271 ms crawled 2026-05-07

GB · 185.194.90.10 · AS12488 Krystal Hosting Ltd

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: David Rudnick

Technology

Server: LiteSpeed
CMS: WordPress

Third-party hosts loaded (2)

ajax.googleapis.com×1
npmcdn.com×1

Social

Contact

Email

d@davidrudnick.org

Registration

Registrar

Netistrar Limited

Created

2009-12-10

Expires

2028-12-10 936 days left

Updated

2020-01-21

Name servers

ns1.uksrv.co.uk
ns2.uksrv.co.uk

DNS records live

NS

ns1.krystal.uk
ns2.krystal.uk

MX

10 mx1.krystal.uk
20 mx2.krystal.uk

Email authentication weak

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

Certificate (current)

R13

from 2026-04-25 to 2026-07-24

Expires in 66 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://davidrudnick.org/

findings

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

Links to (1)

twitter.com×2