Home Prefix Lookup203.200.140.0/23

203.200.140.0/23 - TATA Communications Formerly VSNL Is Leading ISP (AS4755)

IPv4APNICannouncedAS4755TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP RPKI Valid

CIDR

203.200.140.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇮🇳 India

City

Kolkata

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
203.200.140.0/23	AS4755 TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP	Valid	APNIC	2026-10-14

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.200.0.0/16	AS4755 TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP	Valid	-	2026-10-14
203.200.136.0/21	AS4755 TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP	Valid	-	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.200.140.0/23	AS4755	/23	apnic
203.200.136.0/21	AS4755	/21	apnic
203.200.0.0/16	AS4755	/16	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS4755	APNIC	MAINT-TATACOMM-IN	2020-09-06

Origin ASN

AS4755

TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP

Related Prefixes

Covering prefix

203.200.136.0/21AS4755

More prefixes of AS4755

All prefixes of AS4755 →

Geolocation

Country🇮🇳IndiaIN

RegionWest Bengal

CityKolkata

Coordinates22.5726, 88.3639 ↗

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/203.200.140.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/203.200.140.0/23" | jq

External Links

RIPEstat