indexo.dev

fundamentalfrequencies.co.uk

.uk crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 807 ms crawled 2026-05-08

GB · 62.182.20.40 · AS200083 Sub 6 Limited

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Fundamental Frequencies
Language
en
Canonical
https://fundamentalfrequencies.co.uk/

Technology

Server
LiteSpeed
CMS
WordPress

Third-party hosts loaded (3)

  • cdn.jsdelivr.net×2
  • cdnjs.cloudflare.com×2
  • s3.amazonaws.com×1

Social

Contact

Email

Registration

Registrar
123-Reg Limited t/a 123-reg
Created
2022-12-10
Expires
2026-12-10 203 days left
Updated
2024-12-16
Name servers
  • ns1.clook.net.
  • ns2.clook.net.

DNS records live

NS
  • ns1.clook.net
  • ns2.clook.net
MX
  • 10 failover1.email-cluster.com
  • 5 mx1.email-cluster.com
  • 5 mx2.email-cluster.com

Email authentication weak

SPF
v=spf1 +a +mx +ip4:62.182.20.40 include:relay.email-cluster.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0DFQe3TFf/IZUQmLnwPc9nncw7bA97zKySmrmOWj++rhDX49Ipnx8lkgrWfQxJk1cvLHN5l1RZpCaj…
selectors probed

Certificate (current)

R12
from 2026-05-05 to 2026-08-03
Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (6)

Linked from (1)