indexo.dev

d3a.co.uk

.uk crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP 200 2355 ms crawled 2026-06-02

GB · 77.72.2.143 · AS12488 Krystal Hosting Ltd

Reputation 87/100 weak security headers no dmarc policy

DNS records live

NS
  • ns1.krystal.uk
  • ns2.krystal.uk
MX
  • 0 d3a-co-uk.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 ip4:77.72.1.50 ip4:77.72.2.143 include:spf.protection.outlook.com include:relay.k.io -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzd2xHjsaBgL5mLJaCIP89MjUsoi2CesTOf9kwsRDq13/Pxl/0NTBnuOKDjBDFj4kjEQX+7ZvmkM+xD…
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDtDRl+N6mmc+8QPVDwbg4QRmzraKED9kLljzA2J52vtfMOSsTDZvBsE9OkhXQowR3hglRa1Ptoxi276yff9Z…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCanG+s0VL4L/hB62CdeYJpw5UyL5AVNDRf3U8Z1U5zZS3WWqdfvpd3vjqfenRr340osx4NoMDbAY5SXA9buE…
selectors probed

Certificate (current)

R12
from 2026-04-28 to 2026-07-27
Expires in 55 days

Full certificate history on crt.sh ↗

Linked from (1)