Home Prefix Lookup173.205.204.0/23

173.205.204.0/23 - Level 3 Parent (AS10753)

IPv4ARINallocatedAS10753LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE - Level 3 Parent, LLCNo ROA

CIDR

173.205.204.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇺🇸 United States

City

New Albany

RIR

ARIN

Status

allocated

Allocated

2019-08-08

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
173.205.204.0/23	AS10753 LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE - Level 3 Parent, LLC	No ROA	-	2026-10-11

Transfer History

Registry transfers of 173.205.204.0/23, blocks inside it, or blocks containing it.

173.205.204.0/23Transfer · 2019-08-08
Atlantic Metro Communications II, Inc.
🇺🇸 US ARIN
→
Commercial Vehicle Group
🇺🇸 US ARIN
173.205.128.0/17M&A · 2019-04-15
InfoRelay Online Systems, Inc.
🇺🇸 US ARIN
→
Atlantic Metro Communications II, Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2019-08-08	173.205.204.0/23	Atlantic Metro Communications II, Inc. 🇺🇸 US ARIN	Commercial Vehicle Group 🇺🇸 US ARIN	Transfer
2019-04-15	173.205.128.0/17	InfoRelay Online Systems, Inc. 🇺🇸 US ARIN	Atlantic Metro Communications II, Inc. 🇺🇸 US ARIN	M&A

Origin ASN

AS10753

LUMEN-LEGACY-L3-CUSTOMER-SHARED-USE - Level 3 Parent, LLC

Related Prefixes

More prefixes of AS10753

All prefixes of AS10753 →

Geolocation

Country🇺🇸United StatesUS

RegionOhio

CityNew Albany

Coordinates40.0943, -82.8142 ↗

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/173.205.204.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/173.205.204.0/23" | jq

External Links

RIPEstat