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AS25883
AS25883 Citigroup Inc.
CITIGROUP - Citigroup Inc. · registered in the United States
IPv4 addresses 3,584 10 prefixes · <0.001% of announced IPv4
Rank in United States #5,056 largest network in US by IPv4 space, of 18,338 · <0.01% of US
Rank worldwide #17,168 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 10 prefixes, in address order.
192.193.8.0/24 192.193.39.0/24 192.193.40.0/23 192.193.102.0/23 192.193.104.0/23 192.193.171.0/24 192.193.178.0/23 192.193.185.0/24 192.193.222.0/24 199.67.180.0/24
Other ASNs named Citigroup Inc.
14 other networks use the same organisation name; together with AS25883 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 AS3081 CITI15 - Citigroup Inc. US 4,864 AS2912 CITI5 - 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
AS22062 #5053 GEOSTAR - GeoStar, LLC.3,584 AS22530 #5054 DLKCORE - Dialink Corporation3,584 AS23278 #5055 SMART-CITY-ANCC - SMART CITY NETWORKS, LIMITED PARTNERSHIP3,584 AS26081 #5057 SANTEECOOPER - Santee Cooper3,584 AS26394 #5058 CHOA - Children's Healthcare of Atlanta, Inc.3,584 AS26403 #5059 MADERACOE - Madera County Office of Education3,584
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