103.138.77.0/24

🇸🇬

CIDR

103.138.77.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇸🇬 Singapore

City

Singapore (Bukit Merah Estate)

RIR

APNIC

Status

assigned

Allocated

4/16/2019

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
103.138.77.0/24	AS136439DSTA-DMZ-AS-AP - Defence Science Technology Agency	Valid	APNIC	5/31/2026

Prefix	Origin	Max Length	Trust Anchor
103.138.77.0/24	AS136439	/24	apnic

Origin	Registry	Maintainer	Modified
AS136439	APNIC	MAINT-DSTA-DMZ-SG	7/12/2019

Origin ASN

Geolocation

Country🇸🇬SingaporeSG

CitySingapore (Bukit Merah Estate)

API

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/103.138.77.0/24" | jq

External Links