Home Prefix Lookup38.21.16.0/20

38.21.16.0/20 - LIBERTY TECHNOLOGY (AS272906)

IPv4ARINannouncedAS272906LIBERTY TECHNOLOGY SRL RPKI Valid

CIDR

38.21.16.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇩🇴 Dominican Republic

City

San Cristobal

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
38.21.16.0/20	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11

Related Announcements

2 less-specific, 8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
38.0.0.0/8	AS174 COGENT-174 - Cogent Communications, LLC	No ROA	-	2026-10-11
38.21.0.0/19	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.16.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.17.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.19.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.20.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.21.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.22.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.23.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11
38.21.24.0/24	AS272906 LIBERTY TECHNOLOGY SRL	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
38.21.0.0/19	AS272906	/24	arin

Transfer History

Registry transfers of 38.21.16.0/20, blocks inside it, or blocks containing it.

38.0.0.0/8M&A · 2025-09-23
PSINet, Inc.
🇺🇸 US ARIN
→
Cogent Communications
🇺🇸 US ARIN

Date	Resource	From	To	Type
2025-09-23	38.0.0.0/8	PSINet, Inc. 🇺🇸 US ARIN	Cogent Communications 🇺🇸 US ARIN	M&A

Origin ASN

AS272906

LIBERTY TECHNOLOGY SRL

Related Prefixes

Covering prefix

38.21.0.0/19AS272906

More prefixes of AS272906

All prefixes of AS272906 →

Geolocation

Country🇩🇴Dominican RepublicDO

RegionSan Cristóbal

CitySan Cristobal

Coordinates18.4169, -70.1072 ↗

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/38.21.16.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/38.21.16.0/20" | jq

External Links

RIPEstat