Home Prefix Lookup216.244.48.0/20

216.244.48.0/20 - Amazon.Com (AS16509)

IPv4ARINannouncedAS16509AMAZON-02 - Amazon.com, Inc. RPKI Valid

CIDR

216.244.48.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇯🇵 Japan

City

Tokyo

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
216.244.48.0/20	AS16509 AMAZON-02 - Amazon.com, Inc.	Valid	Other IRR	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
216.244.0.0/18	AS14618	/24	arin
216.244.0.0/18	AS16509	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS16509	Other IRR	MAINT-AS16509	2025-08-19

Transfer History

Registry transfers of 216.244.48.0/20, blocks inside it, or blocks containing it.

216.244.0.0/18Transfer · 2024-03-26
Windstream Communications LLC
🇺🇸 US ARIN
→
Amazon.com, Inc.
🇺🇸 US ARIN
216.244.0.0/18M&A · 2018-09-18
Earthlink, Inc.
🇺🇸 US ARIN
→
Windstream Communications LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2024-03-26	216.244.0.0/18	Windstream Communications LLC 🇺🇸 US ARIN	Amazon.com, Inc. 🇺🇸 US ARIN	Transfer
2018-09-18	216.244.0.0/18	Earthlink, Inc. 🇺🇸 US ARIN	Windstream Communications LLC 🇺🇸 US ARIN	M&A

Origin ASN

AS16509

AMAZON-02 - Amazon.com, Inc.

Related Prefixes

More prefixes of AS16509

All prefixes of AS16509 →

Geolocation

Country🇯🇵JapanJP

CityTokyo

Coordinates35.6762, 139.6503 ↗

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/216.244.48.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/216.244.48.0/20" | jq

External Links

RIPEstat