Home Prefix Lookup217.140.32.0/19

217.140.32.0/19 - British Telecommunications Limited (AS13205)

IPv4RIPE NCCallocatedAS13205British Telecommunications LimitedNo ROA

CIDR

217.140.32.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇬🇧 United Kingdom

City

London

RIR

RIPE NCC

Status

allocated

Allocated

2001-03-02

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
217.140.32.0/19	AS13205 British Telecommunications Limited	No ROA	RIPE	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS13205	RIPE	ICH-MNT	2005-11-17
AS2856	RIPE	BTNET-INFRA-MNT	2025-02-04

More Specific Prefixes

Prefix	Country	Status
217.140.32.0/22	🇬🇧GB	assigned
217.140.37.0/24	🇬🇧GB	assigned
217.140.38.0/23	🇬🇧GB	assigned
217.140.40.0/22	🇬🇧GB	assigned
217.140.44.0/22	🇬🇧GB	assigned
217.140.48.0/24	🇬🇧GB	assigned
217.140.56.0/23	🇬🇧GB	assigned
217.140.63.0/24	🇬🇧GB	assigned

Origin ASN

AS13205

British Telecommunications Limited

Related Prefixes

More prefixes of AS13205

All prefixes of AS13205 →

Geolocation

Country🇬🇧United KingdomGB

RegionEngland

CityLondon

Coordinates51.5158, -0.0979 ↗

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/217.140.32.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/217.140.32.0/19" | jq

External Links

RIPEstat