Home Prefix Lookup89.251.192.0/20

89.251.192.0/20 - GTT BACKBONE GTT Communications (AS3257)

IPv4RIPE NCCallocatedAS3257GTT-BACKBONE GTT Communications Inc.No ROA

CIDR

89.251.192.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇬🇧 United Kingdom

City

London

RIR

RIPE NCC

Status

allocated

Allocated

2006-09-18

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
89.251.192.0/20	AS3257 GTT-BACKBONE GTT Communications Inc.	No ROA	RIPE	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS3257	RIPE	AS3257-ROUTE-MNT	2023-12-07
AS8190	RIPE	AS8190-MNT	2016-11-18

More Specific Prefixes

Prefix	Country	Status
89.251.192.0/21	🇬🇧GB	assigned
89.251.200.0/23	🇬🇧GB	assigned
89.251.202.0/24	🇬🇧GB	assigned

Origin ASN

AS3257

GTT-BACKBONE GTT Communications Inc.

Related Prefixes

More prefixes of AS3257

All prefixes of AS3257 →

Geolocation

Country🇬🇧United KingdomGB

RegionEngland

CityLondon

Coordinates51.4985, -0.0148 ↗

Abuse Contact

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 RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/89.251.192.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/89.251.192.0/20" | jq

External Links

RIPEstat