Home Prefix Lookup213.251.20.0/23

213.251.20.0/23 - BGP Prefix

IPv4RIPEassigned RPKI Valid

CIDR

213.251.20.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇬🇧 United Kingdom

City

London

RIR

RIPE

Status

assigned

Allocated

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
213.251.0.0/18	AS3257 GTT-BACKBONE GTT Communications Inc.	Valid	-	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
213.251.0.0/18	AS3257	/24	ripe

More Specific Prefixes

Prefix	Country	Status
213.251.20.104/29	🇮🇹IT	assigned
213.251.20.152/29	🇬🇧GB	assigned
213.251.20.176/29	🇩🇪DE	assigned
213.251.20.184/29	🇩🇪DE	assigned
213.251.20.192/29	🇪🇸ES	assigned
213.251.20.224/29	🇮🇹IT	assigned
213.251.20.240/28	🇮🇹IT	assigned
213.251.21.0/29	🇩🇪DE	assigned
213.251.21.48/28	🇮🇹IT	assigned
213.251.21.80/29	🇨🇭CH	assigned
213.251.21.88/29	🇨🇭CH	assigned
213.251.21.96/29	🇨🇭CH	assigned
213.251.21.104/29	🇨🇭CH	assigned
213.251.21.112/29	🇨🇭CH	assigned
213.251.21.120/29	🇬🇧GB	assigned
213.251.21.128/29	🇫🇷FR	assigned
213.251.21.136/29	🇬🇧GB	assigned
213.251.21.144/29	🇩🇪DE	assigned
213.251.21.152/29	🇩🇪DE	assigned
213.251.21.192/29	🇳🇱NL	assigned
213.251.21.232/29	🇫🇷FR	assigned
213.251.21.240/29	🇬🇧GB	assigned
213.251.21.248/29	🇬🇧GB	assigned

Transfer History

Registry transfers of 213.251.20.0/23, blocks inside it, or blocks containing it.

213.251.0.0/18Transfer · 2021-03-22
Interoute Communications Limited
RIPE NCC
→
GTT Communications Inc.
RIPE NCC

Date	Resource	From	To	Type
2021-03-22	213.251.0.0/18	Interoute Communications Limited RIPE NCC	GTT Communications Inc. RIPE NCC	Transfer

Related Prefixes

Covering prefix

213.251.0.0/18AS3257

Geolocation

Country🇬🇧United KingdomGB

RegionEngland

CityLondon

Coordinates51.5072, -0.1276 ↗

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 transfer marketTransfers published by all five RIRs

API

Open

GEThttps://api.ipctl.io/v1/prefix/213.251.20.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/213.251.20.0/23" | jq

External Links

RIPEstat