Home Prefix Lookup37.203.192.0/21

37.203.192.0/21 - ViaSat (AS7155)

IPv4RIPE NCCallocatedAS7155VIASAT-SP-BACKBONE - ViaSat,Inc. RPKI Valid

CIDR

37.203.192.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇬🇧 United Kingdom

City

Farnborough

RIR

RIPE NCC

Status

allocated

Allocated

2012-03-26

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
37.203.192.0/21	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	RIPE	2026-10-11

More-Specific Announcements

7 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
37.203.192.0/22	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11
37.203.192.0/24	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11
37.203.193.0/24	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11
37.203.194.0/24	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11
37.203.195.0/24	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11
37.203.196.0/24	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11
37.203.197.0/24	AS7155 VIASAT-SP-BACKBONE - ViaSat,Inc.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
37.203.192.0/21	AS7155	/21	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS7155	RIPE	SKYLOGIC-MNT	2022-04-05

More Specific Prefixes

Prefix	AS	Country	Status
37.203.192.0/22	AS7155	🇬🇧GB	assigned
37.203.198.0/24		🇮🇪IE	assigned
37.203.199.0/24		🇮🇪IE	assigned

Transfer History

Registry transfers of 37.203.192.0/21, blocks inside it, or blocks containing it.

37.203.192.0/21Transfer · 2023-03-08
Irish Space Gateways Limited
RIPE NCC
→
Viasat Europe Limited
RIPE NCC

Date	Resource	From	To	Type
2023-03-08	37.203.192.0/21	Irish Space Gateways Limited RIPE NCC	Viasat Europe Limited RIPE NCC	Transfer

Origin ASN

AS7155

VIASAT-SP-BACKBONE - ViaSat,Inc.

Related Prefixes

More prefixes of AS7155

All prefixes of AS7155 →

Geolocation

Country🇬🇧United KingdomGB

CityFarnborough

Coordinates51.2869, -0.7526 ↗

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/37.203.192.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/37.203.192.0/21" | jq

External Links

RIPEstat