indexo.dev

constructionarium.uk

.uk crawl

First seen 2026-04-27 · Last seen 2026-05-17 · ok HTTP/1.1 200 2361 ms crawled 2026-05-16

GB · 185.151.30.152 · AS48254 20i Limited

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Constructionarium – Turning Theory Into Practice
Language
en
Canonical
https://www.constructionarium.uk/

Technology

Server
Apache
CMS
WordPress
Analytics
  • Fathom

Third-party hosts loaded (1)

  • cdn.usefathom.com×1

Social

Contact

Email

Registration

Registrar
20i Ltd
Created
2015-01-15
Expires
2027-01-15 240 days left
Updated
2026-01-14
Name servers
  • ns1.stackdns.com.
  • ns2.stackdns.com.
  • ns3.stackdns.com.
  • ns4.stackdns.com.

DNS records live

NS
  • ns1.stackdns.com
  • ns2.stackdns.com
  • ns3.stackdns.com
  • ns4.stackdns.com
MX
  • 0 constructionarium-uk.mail.protection.outlook.com

Email authentication weak

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

Certificate (current)

R13
from 2026-04-19 to 2026-07-18
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.constructionarium.uk/

present
  • x-content-type-options
  • permissions-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
Header values
permissions-policy
private-state-token-redemption=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com"), private-state-token-issuance=(self "https://www.google.com" "https://www.gstatic.com" "https://recaptcha.net" "https://challenges.cloudflare.com" "https://hcaptcha.com")
x-content-type-options
nosniff

Links to (5)

Linked from (1)