AS23173 CITISTREET

VOYA-FINANCIAL - CITISTREET · registered in the United States

IPv4 addresses7,9368 prefixes · <0.001% of announced IPv4

Rank in United States#3,470largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#11,017of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS23173 in ASN lookup Look up an IP in this network (72.0.0.1) All networks in United States

IPv4 prefixes

All 8 prefixes, in address order.

72.0.0.0/20
72.0.16.0/22
72.0.20.0/23
72.0.22.0/24
72.0.24.0/22
72.0.28.0/24
72.0.30.0/23
204.86.50.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS16791#3467 DIGITAL-AGENT - Digital Agent7,936

AS19082#3468 EVERESTBROADBAND - Everest BBN, Inc.7,936

AS20419#3469 NETBLK-DMRCOM - DMR Communications Inc.7,936

AS31747#3471 BLACKROCK-FINANCIAL-MANAGEMENT-2 - BlackRock Financial Management, Inc.7,936

AS32274#3472 LENAWEE-MONROE-TECHNOLOGY-CONSORTIUM - Lenawee-Monroe Technology Consortium7,936

AS33551#3473 SISTERS-OF-MERCY-HEALTH-SYSTEM - Sisters of Mercy Health System7,936

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