indexo.dev

sheffieldandhallamshiremc.co.uk

.uk crawl

First seen 2026-04-12 · Last seen 2026-05-19 · ok HTTP 200 4109 ms crawled 2026-05-20

GB · 185.229.20.37 · AS25577 Mainframe & Cybernetic Systems Limited

Reputation 62/100 wrong cert weak security headers no dmarc policy

Registration

Registrar
Easy Internet Solutions Ltd t/a NetNerd
Created
2004-02-14
Expires
2027-02-14 269 days left
Updated
2026-02-13
Name servers
  • ns3.netnerd.com.
  • ns4.netnerd.com.

DNS records live

NS
  • ns3.netnerd.com
  • ns4.netnerd.com
MX
  • 1 forwarding.netnerd.com

Email authentication weak

SPF
v=spf1 ip4:185.229.20.37 include:netnerd.com +a +mx +ip4:185.229.20.16 ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1aKV0yGv2nW7r1tk+11uDbPfVhl8f9BaIhzhq7+N/OLXW4Lvno7iFei5HlLBb1vMVUTBMQreZq5APT…
selectors probed

Certificate (current) wrong cert

R13
from 2026-05-12 to 2026-08-10
Expires in 81 days

Full certificate history on crt.sh ↗

Linked from (2)