Home Prefix Lookup172.81.38.0/24

172.81.38.0/24 - Setson (AS397095)

IPv4ARINannouncedAS397095SETSONLLC - Setson LLCNo ROA

CIDR

172.81.38.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

Columbus

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
172.81.38.0/24	AS397095 SETSONLLC - Setson LLC	No ROA	ARINOther IRR	2026-10-12

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
172.81.38.0/23	AS397095 SETSONLLC - Setson LLC	No ROA	-	2026-10-12

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS397095	ARIN	MNT-TLL-91	2026-08-31
AS397095	Other IRR	MAINT-RR	2023-11-13

Transfer History

Registry transfers of 172.81.38.0/24, blocks inside it, or blocks containing it.

172.81.38.0/23M&A · 2026-08-31
Setson LLC
🇺🇸 US ARIN
→
Three Lanterns LLC
🇺🇸 US ARIN

Date	Resource	From	To	Type
2026-08-31	172.81.38.0/23	Setson LLC 🇺🇸 US ARIN	Three Lanterns LLC 🇺🇸 US ARIN	M&A

Origin ASN

AS397095

SETSONLLC - Setson LLC

Related Prefixes

Covering prefix

172.81.38.0/23AS397095

More prefixes of AS397095

All prefixes of AS397095 →

Geolocation

Country🇺🇸United StatesUS

RegionOhio

CityColumbus

Coordinates39.9612, -82.9988 ↗

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/172.81.38.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/172.81.38.0/24" | jq

External Links

RIPEstat