Home ASN LookupAS3081

AS3081 CITI15 - Citigroup Inc.

🇺🇸

ARINassigned

Announced Prefixes (BGP)

19total

19 IPv40 IPv6

IPv4 Addresses

Allocated (RIR)0

Announced (BGP)4,864

IPv6 Addresses

Allocated (RIR)0

Announced (BGP)0

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

1993-11-04

Announced Prefixes

(BGP)19

Prefix	RPKI	IRR	Last Seen
192.193.18.0/24	No ROA	-	2026-10-11
192.193.20.0/24	No ROA	-	2026-10-11
192.193.21.0/24	No ROA	Other IRR	2026-10-11
192.193.22.0/24	No ROA	Other IRR	2026-10-11
192.193.25.0/24	No ROA	-	2026-10-11
192.193.34.0/24	No ROA	-	2026-10-11
192.193.35.0/24	No ROA	-	2026-10-11
192.193.36.0/24	No ROA	-	2026-10-11
192.193.38.0/24	No ROA	-	2026-10-11
192.193.56.0/24	No ROA	-	2026-10-11

1-10 of 19

1 / 2

All 19 announced prefixes of AS3081 →

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS3081 hands its own prefixes to: transit providers, or peers at an exchange.

AS3356Level 3 Parent19

Downstreams (1)

Networks whose own prefixes AS3081 passes on: usually its customers.

AS33463Citigroup1

Transfer History

Registry transfers of AS3081 between organisations.

AS3081M&A · 2023-07-10
Citicorp
🇺🇸 US ARIN
→
Citigroup Inc.
🇺🇸 US ARIN

Date	Resource	From	To	Type
2023-07-10	AS3081	Citicorp 🇺🇸 US ARIN	Citigroup Inc. 🇺🇸 US ARIN	M&A

ASPA

No ASPA

External Links

ARIN Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS3081 should publish an ASPA object
IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/3081

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/3081" | jq