seven21.co.uk

.uk crawl

First seen 2026-05-11 · Last seen 2026-05-11 · ok HTTP/1.1 200 19797 ms crawled 2026-05-18

FR · 92.205.15.27 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

Technology

Server: Apache
CMS: Gatsby

Ads

Meta Pixel

Third-party hosts loaded (4)

js.createsend1.com×2
connect.facebook.net×1
css.createsend1.com×1
i1.createsend1.com×1

DNS records live

NS

ns23.domaincontrol.com
ns24.domaincontrol.com

MX

10 aspmx.l.google.com

Email authentication weak

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

Certificate (current)

R13

from 2026-04-04 to 2026-07-03

Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://seven21.co.uk/

findings

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

Linked from (1)

cirrolite.com×1