Home Prefix Lookup208.54.176.0/20

208.54.176.0/20 - Liberty Mobile Puerto Rico (AS11992)

IPv4ARINallocatedAS11992LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.No ROA

CIDR

208.54.176.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇵🇷 Puerto Rico

City

San Juan

RIR

ARIN

Status

allocated

Allocated

2007-09-07

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
208.54.176.0/20	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	Other IRR	2026-10-12

More-Specific Announcements

11 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
208.54.176.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.177.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.178.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.179.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.180.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.181.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.182.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.183.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.184.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.190.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12
208.54.191.0/24	AS11992 LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.	No ROA	-	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS11992	Other IRR	MAINT-AS23520	2023-11-13

Transfer History

Registry transfers of 208.54.176.0/20, blocks inside it, or blocks containing it.

208.54.176.0/20M&A · 2023-05-09
AT&T Mobility Puerto Rico
🇵🇷 PR ARIN
→
Liberty Mobile Puerto Rico Inc.
🇵🇷 PR ARIN
208.54.176.0/20M&A · 2017-03-01
Centennial de Puerto Rico
🇵🇷 PR ARIN
→
AT&T Mobility Puerto Rico
🇵🇷 PR ARIN

Date	Resource	From	To	Type
2023-05-09	208.54.176.0/20	AT&T Mobility Puerto Rico 🇵🇷 PR ARIN	Liberty Mobile Puerto Rico Inc. 🇵🇷 PR ARIN	M&A
2017-03-01	208.54.176.0/20	Centennial de Puerto Rico 🇵🇷 PR ARIN	AT&T Mobility Puerto Rico 🇵🇷 PR ARIN	M&A

Origin ASN

AS11992

LIBERTY-MOB-PR - Liberty Mobile Puerto Rico Inc.

Related Prefixes

More prefixes of AS11992

All prefixes of AS11992 →

Geolocation

Country🇵🇷Puerto RicoPR

RegionSan Juan

CitySan Juan

Coordinates18.4663, -66.1057 ↗

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/208.54.176.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/208.54.176.0/20" | jq

External Links

RIPEstat