book.defence.gov.sg

Last scanned: 27 May 2026 at 01:58 UTC

Associated IPs (4):

47.128.213.237 52.221.13.110 54.255.4.250 47.131.107.48

Domain Hierarchy

Parent: defence.gov.sg
Historically Associated IPs
18.143.95.2 3.1.65.1 18.143.84.221

Open Ports (1)

443/https
Detailed Open Ports
Port Protocol State Service Product Banner / Title
443 tcp open https — 403 Forbidden