AS22081 — CITILAB

AS22081 announces 4 IPv4 prefixes covering 1,024 addresses and 0 IPv6 prefixes.

About this network

The AS handle CITILAB is held by Citigroup Inc.

What it's used for

• The address space carries internal corporate infrastructure, evidenced by the netname CITI-199-67-128-247 and registrant Citigroup Inc. across all four announced prefixes.
• The inventory consists of 1024 IPv4 addresses spread across 4 prefixes, with 0 IPv6 prefixes. The ratio of 1024 addresses to 3 observed neighbours indicates a small, self-contained corporate estate rather than a transit or access network.

Notable

• All registrants agree with the announcer, consistently listing Citigroup Inc. for the prefixes 199.67.158.0/24, 199.67.168.0/24, 199.67.193.0/24, and 199.67.196.0/24.
• The address inventory is finely subdivided into four /24 blocks, consistent with site-by-site segmentation for a large financial institution.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 199.67.158.0/24
• 199.67.168.0/24
• 199.67.193.0/24
• 199.67.196.0/24

Upstream networks

• AS3257 GTT Communications Inc.
• AS21334 2Connect Telecommunications Infrastructure & Network Services Ltd.

Adjacent networks

• AS3257 GTT Communications Inc.
• AS21334 2Connect Telecommunications Infrastructure & Network Services Ltd.

Routing security

• RPKI: 0 valid, 0 invalid and 4 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 4 route objects.
• Listed in as-sets: AS-GTTCUST, AS-GTTCUST6, AS-UDOS, AS-VODAFONE-HU.