indexo.dev

cyberessentialsonline.co.uk

.uk crawl

First seen 2026-04-22 · Last seen 2026-05-13 · error crawled 2026-05-20 5 attempts

GB · 212.250.155.145 · AS5089 Virgin Media

Reputation 57/100 wrong cert crawl error no dmarc policy

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: Hostname mismatch, certificate is not valid for 'cyberessentialsonline.co.uk'. (_ssl.c:1000)

DNS records live

NS
  • jamie.ns.cloudflare.com
  • lou.ns.cloudflare.com
MX
  • 30 cyberessentialsonline-co-uk.mail.protection.outlook.com
TXT
  • pardot82632=506ea7c760759d4642019c9b380b54b039cb136ee180d9b671f17f9246fcf06c
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 mx include:_spf.pscomms.net include:mail.zendesk.com include:spf.protection.outlook.com include:a.spf.bipsolutions.com include:_spf.salesforce.com include:aspmx.pardot.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

R12
from 2026-05-09 to 2026-08-07
Expires in 78 days

Full certificate history on crt.sh ↗

Linked from (3)