Home Prefix Lookup161.239.233.0/24

161.239.233.0/24 - UBS (AS10615)

IPv4ARINannouncedAS10615PAINEWEBBER-ASN - UBS AGNo ROA

CIDR

161.239.233.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇺🇸 United States

City

Stamford (Downtown)

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
161.239.233.0/24	AS10615 PAINEWEBBER-ASN - UBS AG	No ROA	ARIN	2026-10-11

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
161.239.232.0/23	AS10615 PAINEWEBBER-ASN - UBS AG	No ROA	-	2026-10-11

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS10615	ARIN	MNT-UBSAG	2020-06-12

Transfer History

Registry transfers of 161.239.233.0/24, blocks inside it, or blocks containing it.

161.239.0.0/16M&A · 2016-03-22
Union Bank of Switzerland
🇺🇸 US ARIN
→
UBS AG
🇺🇸 US ARIN

Date	Resource	From	To	Type
2016-03-22	161.239.0.0/16	Union Bank of Switzerland 🇺🇸 US ARIN	UBS AG 🇺🇸 US ARIN	M&A

Origin ASN

AS10615

PAINEWEBBER-ASN - UBS AG

Related Prefixes

Covering prefix

161.239.232.0/23AS10615

More prefixes of AS10615

All prefixes of AS10615 →

Geolocation

Country🇺🇸United StatesUS

RegionConnecticut

CityStamford (Downtown)

Coordinates41.0487, -73.5420 ↗

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/161.239.233.0/24

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

curl -s "https://api.ipctl.io/v1/prefix/161.239.233.0/24" | jq

External Links

RIPEstat