AS19197 Stefanini, Inc.

STEFANINI-INC - Stefanini, Inc. · registered in the United States

IPv4 addresses4,35212 prefixes · <0.001% of announced IPv4

Rank in United States#4,423largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#14,735of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS19197 in ASN lookup Look up an IP in this network (69.41.34.1) All networks in United States

IPv4 prefixes

All 12 prefixes, in address order.

69.41.34.0/23
69.41.37.0/24
69.41.38.0/23
69.41.40.0/24
69.41.43.0/24
69.41.46.0/23
69.41.49.0/24
69.41.52.0/23
69.41.54.0/24
69.41.56.0/23
69.41.58.0/24
69.41.60.0/24

Similar-sized networks in United States

ASNNameIPv4 addresses

AS18647#4420 ACCEL-AS - Accel Net, Inc.4,352

AS18719#4421 TSRSOLUTIONS - TSR Solutions, Inc.4,352

AS19157#4422 CHARTER-19157-DC - Charter Communications LLC4,352

AS19600#4424 NCH-AS - Nationwide Children's Hospital4,352

AS20014#4425 WRCTC-NET-1 - West River Cooperative Telephone Company4,352

AS21573#4426 HEALTHPARTNERS - HealthPartners4,352

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