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debusksg.com

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First seen 2026-05-30 · Last seen 2026-05-30 · ok HTTP 200 2028 ms crawled 2026-05-31

US · 216.230.224.104 · AS40156 The Optimal Link Corporation

Reputation 89/100 weak security headers dmarc monitor-only

Registration

Registrar
eNom, LLC
Created
2011-02-04
Expires
2027-02-04 246 days left
Updated
2026-01-06
Name servers
  • ns10.oplink.net
  • ns11.oplink.net

DNS records live

NS
  • ns10.oplink.net
  • ns11.oplink.net
MX
  • 0 mx.spamexperts.com

Email authentication partial

SPF
v=spf1 ip4:216.230.224.0/24 include:spf.antispamcloud.com include:_spf.google.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; sp=none;
policy: none (monitoring only) · sp=none
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs4icJBW4rvqeqRxM65JbwCIB8KaYks3R9dEzh3jMuuloGARUOn4fU8++LsMfDTVjCl8LZVbjOQQ49V…
selectors probed

Certificate (current)

R12
from 2026-05-05 to 2026-08-03
Expires in 62 days

Full certificate history on crt.sh ↗

Linked from (1)