Home Prefix Lookup202.166.40.0/21

202.166.40.0/21 - SINGNET (AS3758)

IPv4APNICannouncedAS3758SINGNET SingNet RPKI Valid

CIDR

202.166.40.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇸🇬 Singapore

City

Novena

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
202.166.40.0/21	AS3758 SINGNET SingNet	Valid	APNIC	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
202.166.0.0/17	AS9506 SINGTEL-FIBRE Singtel Fibre Broadband	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
202.166.0.0/17	AS3758	/24	apnic
202.166.0.0/17	AS9506	/24	apnic
202.166.0.0/17	AS19905	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS9506	APNIC	MAINT-SG-MAGIX	2026-05-15
AS19905	APNIC	MAINT-SG-MAGIX	2026-05-15
AS3758	APNIC	MAINT-SG-MAGIX	2026-05-15

More Specific Prefixes

Prefix	Country	Status
202.166.40.0/24	🇸🇬SG	assigned
202.166.41.0/24	🇸🇬SG	assigned
202.166.42.0/24	🇸🇬SG	assigned
202.166.43.0/24	🇸🇬SG	assigned
202.166.44.0/24	🇸🇬SG	assigned
202.166.45.0/24	🇸🇬SG	assigned
202.166.46.0/24	🇸🇬SG	assigned
202.166.47.0/24	🇸🇬SG	assigned

Origin ASN

AS3758

SINGNET SingNet

Related Prefixes

Covering prefix

202.166.0.0/17AS9506

More prefixes of AS3758

All prefixes of AS3758 →

Geolocation

Country🇸🇬SingaporeSG

CityNovena

Coordinates1.3170, 103.8440 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/202.166.40.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/202.166.40.0/21" | jq

External Links

RIPEstat