indexo.dev

heartsystems.co.uk

.uk crawl

First seen 2026-05-05 · Last seen 2026-05-05 · ok HTTP/1.1 200 1542 ms crawled 2026-05-12

GB · 87.239.23.154 · AS205072 Layershift Limited

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Verifying Your Connection
Language
en

Technology

Server
nginx
CMS
Gatsby

DNS records live

NS
  • ns1.dnsimple.com
  • ns2.dnsimple.com
  • ns3.dnsimple.com
  • ns4.dnsimple.com
MX
  • 0 heartsystems-co-uk.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a:humber.orphansmedia.co.uk ip4:5.9.195.230 include:spf.protection.outlook.com include:email.freshdesk.com -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R13
from 2026-03-23 to 2026-06-21
Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Linked from (1)