Home Prefix Lookup209.237.160.0/21

209.237.160.0/21 - Network Solutions (AS19871)

IPv4ARINallocatedAS19871NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC RPKI Valid

CIDR

209.237.160.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇺🇸 United States

City

Ashburn

RIR

ARIN

Status

allocated

Allocated

1998-06-19

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
209.237.160.0/21	AS19871 NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC	Valid	ARINOther IRR	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
209.237.160.0/21	AS19871	/24	arin
209.237.160.0/21	AS26337	/24	arin
209.237.160.0/21	AS31898	/24	arin
209.237.160.0/21	AS46606	/24	arin
209.237.160.0/21	AS198949	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS26337	ARIN	MNT-WEBSIT-6	2026-08-07
AS31898	ARIN	MNT-WEBSIT-6	2026-08-07
AS46606	ARIN	MNT-WEBSIT-6	2026-08-07
AS198949	ARIN	MNT-WEBSIT-6	2026-08-07
AS19871	ARIN	MNT-WEBSIT-6	2026-08-07
AS31898	Other IRR	MAINT-ORACLE	2026-08-12
AS19871	Other IRR	MAINT-AS394695	2026-01-12

Transfer History

Registry transfers of 209.237.160.0/21, blocks inside it, or blocks containing it.

209.237.128.0/18M&A · 2021-02-03
Web.com, Inc.
🇺🇸 US ARIN
→
Web.com Group, Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2021-02-03	209.237.128.0/18	Web.com, Inc. 🇺🇸 US ARIN	Web.com Group, Inc. 🇺🇸 US ARIN	M&A

Origin ASN

AS19871

NETWORK-SOLUTIONS-HOSTING - Network Solutions, LLC

Related Prefixes

More prefixes of AS19871

All prefixes of AS19871 →

Geolocation

Country🇺🇸United StatesUS

CityAshburn

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/209.237.160.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/209.237.160.0/21" | jq

External Links

RIPEstat