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AS3081
AS3081 Citigroup Inc.
CITI15 - Citigroup Inc. · registered in the United States
IPv4 addresses 4,864 16 prefixes · <0.001% of announced IPv4
Rank in United States #4,192 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #13,987 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 16 prefixes, in address order.
192.193.18.0/24 192.193.20.0/23 192.193.22.0/24 192.193.25.0/24 192.193.34.0/23 192.193.36.0/24 192.193.38.0/24 192.193.56.0/24 192.193.120.0/24 192.193.172.0/23 192.193.174.0/24 192.193.176.0/24 192.193.193.0/24 192.193.213.0/24 199.67.131.0/24 199.67.137.0/24
Other ASNs named Citigroup Inc.
14 other networks use the same organisation name; together with AS3081 they announce 40,448 IPv4 addresses.
ASN Name IPv4 addresses
AS1696 CITIGROUP-1696 - Citigroup Inc. US 6,144 AS4996 SBI - Citigroup Inc. US 5,632 AS32287 SOLANA-CITIPLEX - Citigroup Inc. US 5,376 AS2912 CITI5 - Citigroup Inc. US 3,584 AS25883 CITIGROUP - Citigroup Inc. US 3,584 AS32111 CITIGROUP-JAPAN - Citigroup Inc. US 2,560 AS2908 CITI1 - Citigroup Inc. US 1,536 AS153595 CITIGROUPINC-AS-AP - Citigroup Inc. US 1,536 AS3073 CITI7 - Citigroup Inc. US 1,280 AS30284 CITIGROUP-BANAMEX - Citigroup Inc. US 1,280 AS35967 LAVATRADING-CITI01 - Citigroup Inc. US 1,280 AS22081 CITILAB - Citigroup Inc. US 1,024 AS33463 CITIGROUP-GLOBAL-ANYCAST-DNS - Citigroup Inc. US 512 AS2909 CITI2 - Citigroup Inc. US 256
Similar-sized networks in United States
ASN Name IPv4 addresses
AS1757 #4189 LEXIS-AS - RELX inc.4,864 AS1880 #4190 STUPI STUPI LLC4,864 AS2535 #4191 BP - BP America, Inc.4,864 AS4179 #4193 CITY-OF-LA - City of Los Angeles4,864 AS4283 #4194 CENTURYLINK-TSDS-LSVG - CenturyLink Communications, LLC4,864 AS12087 #4195 SALSGIVER - Salsgiver, Inc.4,864
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources