Home Prefix Lookup185.54.72.0/22

185.54.72.0/22 - Amazon.Com (AS16509)

IPv4RIPE NCCallocatedAS16509AMAZON-02 - Amazon.com, Inc. RPKI Valid

CIDR

185.54.72.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇬🇧 United Kingdom

City

Oxford

RIR

RIPE NCC

Status

allocated

Allocated

2014-04-17

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
185.54.72.0/22	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	Other IRR	2026-10-20

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
185.54.72.0/22	AS14618	/24	ripe
185.54.72.0/22	AS16509	/24	ripe
185.54.72.0/22	AS24931	/22	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS16509	Other IRR	MAINT-AS16509	2023-11-13

More Specific Prefixes

Prefix	Country	Status
185.54.72.0/26	🇬🇧GB	assigned
185.54.73.0/24	🇬🇧GB	assigned
185.54.74.0/24	🇬🇧GB	assigned

Transfer History

Registry transfers of 185.54.72.0/22, blocks inside it, or blocks containing it.

185.54.72.0/22M&A · 2024-11-06
Adestra Limited
RIPE NCC
→
Upland Software UK Limited
RIPE NCC

Date	Resource	From	To	Type
2024-11-06	185.54.72.0/22	Adestra Limited RIPE NCC	Upland Software UK Limited RIPE NCC	M&A

Origin ASN

AS16509

AMAZON-02 - Amazon.com, Inc.

Related Prefixes

More prefixes of AS16509

All prefixes of AS16509 →

Geolocation

Country🇬🇧United KingdomGB

RegionEngland

CityOxford

Coordinates51.7462, -1.2735 ↗

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/185.54.72.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/185.54.72.0/22" | jq

External Links

RIPEstat