Home Prefix Lookup209.162.220.0/24

209.162.220.0/24 - Digital Fortress (AS6423)

IPv4ARINallocatedAS6423DF-PTL2-3 - Digital Fortress RPKI Valid

CIDR

209.162.220.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

Tukwila

RIR

ARIN

Status

allocated

Allocated

1997-11-17

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
209.162.220.0/24	AS6423 DF-PTL2-3 - Digital Fortress	Valid	ARINOther IRR	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
209.162.220.0/22	AS6423 DF-PTL2-3 - Digital Fortress	No ROA	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
209.162.220.0/24	AS6423	/24	arin

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS6423	ARIN	MNT-CDL-159	2026-10-09
AS6423	Other IRR	MAINT-AS2044	2026-05-15

Transfer History

Registry transfers of 209.162.220.0/24, blocks inside it, or blocks containing it.

209.162.208.0/20M&A · 2021-07-09
Atmosera, Inc.
🇺🇸 US ARIN
→
Digital Fortress
🇺🇸 US ARIN

Date	Resource	From	To	Type
2021-07-09	209.162.208.0/20	Atmosera, Inc. 🇺🇸 US ARIN	Digital Fortress 🇺🇸 US ARIN	M&A

Origin ASN

AS6423

DF-PTL2-3 - Digital Fortress

Related Prefixes

Covering prefix

209.162.220.0/22AS6423

More prefixes of AS6423

All prefixes of AS6423 →

Geolocation

Country🇺🇸United StatesUS

RegionWashington

CityTukwila

Coordinates47.4939, -122.2940 ↗

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/209.162.220.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/209.162.220.0/24" | jq

External Links

RIPEstat