Home Prefix Lookup172.217.56.0/22

172.217.56.0/22 - Google (AS396982)

IPv4ARINannouncedAS396982GOOGLE-CLOUD-PLATFORM - Google LLC RPKI Valid

CIDR

172.217.56.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇺🇸 United States

City

Mountain View

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
172.217.56.0/22	AS396982 GOOGLE-CLOUD-PLATFORM - Google LLC	Valid	Other IRR	2026-10-12

Covering Prefix

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
172.217.0.0/16	AS15169 GOOGLE - Google LLC	Valid	-	2026-10-12
172.217.56.0/21	AS396982 GOOGLE-CLOUD-PLATFORM - Google LLC	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
172.217.56.0/22	AS396982	/22	arin
172.217.56.0/21	AS396982	/21	arin
172.217.0.0/16	AS15169	/16	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS396982	Other IRR	MAINT-AS15169	2023-11-13

Origin ASN

AS396982

GOOGLE-CLOUD-PLATFORM - Google LLC

Related Prefixes

Covering prefix

172.217.56.0/21AS396982

More prefixes of AS396982

All prefixes of AS396982 →

Geolocation

Country🇺🇸United StatesUS

RegionCalifornia

CityMountain View

Coordinates37.4225, -122.0850 ↗

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 ARIN regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/172.217.56.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/172.217.56.0/22" | jq

External Links

RIPEstat