chelsea.co.uk

.uk crawl

First seen 2026-04-22 · Last seen 2026-05-19 · ok HTTP/1.1 200 2133 ms crawled 2026-05-15

GB · 35.214.65.35 · AS15169 Google LLC

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title

Ocean Technology Solutions from Chelsea Technologies

Description

Ocean Technology Solutions from Chelsea technologies. Environmental monitoring inspired by science, delivered by engineering excellence.

Language

en-GB

Canonical

https://chelsea.co.uk/

Feeds

Chelsea Technologies » Feed RSS

Open Graph

url: https://chelsea.co.uk/
title: Home: Ocean Technology Solutions
locale: en_GB
site name: Chelsea Technologies
description: Ocean Technology Solutions from Chelsea technologies. Environmental monitoring inspired by science, delivered by engineering excellence.

Technology

Server: nginx
CMS: WordPress

Analytics

Google Tag Manager

Third-party hosts loaded (7)

c0.wp.com×32
i0.wp.com×11
stats.wp.com×3
www.google.com×2
www.googletagmanager.com×2
cdnjs.cloudflare.com×1
gmpg.org×1

Social

Contact

Email

sales@chelsea.co.uk

Phone

+442084819000

Registration

Registrar

Heart Internet Limited t/a Heart Internet

Created

1994-11-15

Expires

2026-11-15 178 days left

Updated

2025-11-15

Name servers

ns.heartinternet.uk.
ns2.heartinternet.uk.

DNS records live

NS

ns.heartinternet.uk
ns2.heartinternet.uk

MX

10 eu-smtp-inbound-1.mimecast.com
10 eu-smtp-inbound-2.mimecast.com

TXT

cq+OLjwqVb8Ciu6zWwrVYHf05/PM0gwArlFe1BLpEzk=
knowbe4-site-verification=07410d3b7b783a76faf07cca850b919a
0ed1fe018aaabc87e6359348c39a376e53c0d66b72

Verified for

DocuSign
Microsoft 365

Email authentication partial

SPF: v=spf1 include:eu._netblocks.mimecast.com include:spf.messagelabs.com include:_spf.salesforce.com ~all
softfail (~all)
DMARC: v=DMARC1; p=none; rua=mailto:5e82f84eef35212@rep.dmarcanalyzer.com; ruf=mailto:5e82f84eef35212@for.dmarcanalyzer.com; fo=1;
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-31 to 2026-06-29

Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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