indexo.dev

duconstructionltd.co.uk

.uk crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 3180 ms crawled 2026-05-10

GB · 82.71.204.28 · AS13037 Zen Internet Ltd

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
DU Construction Ltd - Building the future of North Wales
Description
The largest construction and building company on Anglesey. We work closely with Horizon Nuclear Power, Anglesey and Gwynedd County Councils, and NHS trusts in North Wales.
Language
en
Generator
Joomla! - Open Source Content Management
Feeds

Technology

Server
nginx
CMS
Joomla
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×1
  • maps.google.com×1
  • maxcdn.bootstrapcdn.com×1
  • plus.google.com×1

Contact

Email
Phone

Registration

Registrar
Zen Internet Limited
Created
2005-02-09
Expires
2027-02-09 264 days left
Updated
2025-10-21
Name servers
  • ns0.zen.co.uk.
  • ns1.zen.co.uk.

DNS records live

NS
  • ns0.zen.co.uk
  • ns1.zen.co.uk
MX
  • 10 duconstructionltd-co-uk.mx1.arsmtp.com
  • 20 duconstructionltd-co-uk.mx2.arsmtp.com

Email authentication weak

SPF
v=spf1 ip4:81.143.204.86 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-03-29 to 2026-06-27
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://duconstructionltd.co.uk/

present
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
Header values
permissions-policy
interest-cohort=()

Links to (1)

Linked from (1)