indexo.dev

optimasc.co.uk

.uk crawl

First seen 2026-04-15 · Last seen 2026-05-11 · ok HTTP/1.1 200 1400 ms crawled 2026-05-11

GB · 78.129.130.17 · AS20860 Iomart Cloud Services Limited

Reputation 87/100 weak security headers no dmarc policy

sector b2b services type homepage

HTML metadata

Title
Defence & Nuclear Systems Engineering Consultancy | Optima
Description
Independent Systems Engineering and Systems Thinking Consultancy to the Defence, Aerospace, Nuclear and Utilities sectors in the UK.
Language
en-US
Canonical
https://www.optimasc.co.uk/

Open Graph

url
https://www.optimasc.co.uk/
title
Defence & Nuclear Systems Engineering Consultancy | Optima
locale
en_US
site name
Optima Systems Consultancy
description
Independent Systems Engineering and Systems Thinking Consultancy to the Defence, Aerospace, Nuclear and Utilities sectors in the UK.

Technology

Server
LiteSpeed
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×2
  • gmpg.org×1
  • www.google.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
Claranet Limited t/a Claranet
Created
2012-10-27
Expires
2026-10-27 160 days left
Updated
2025-10-17
Name servers
  • ns0.clara.net.
  • ns1.clara.net.
  • ns2.clara.net.

DNS records live

NS
  • ns0.clara.net
  • ns1.clara.net
  • ns2.clara.net
MX
  • 0 optimasc-co-uk.mail.protection.outlook.com
TXT
  • MS=ms89748600

Email authentication weak

SPF
v=spf1 a mx include:_spf.evergreen.co include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDsN9dLUkMb2Lb6z2CWAW8IybWeVgN1qM1+feFoMmswgseA3nJcOceirQBfS2hbZyV5jJ1/z5xtUCcqp21YlL…
selectors probed

Certificate (current)

R12
from 2026-04-25 to 2026-07-24
Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (1)