AS19257 SUBRIGO CORPORATION

SUBRIGO - SUBRIGO CORPORATION · registered in the United States

IPv4 addresses18,94435 prefixes · <0.001% of announced IPv4

Rank in United States#2,169largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,313of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryUnited States18,679 ASNs registered there

Open AS19257 in ASN lookup Look up an IP in this network (23.252.64.1) All networks in United States

IPv4 prefixes

All 35 prefixes, in address order.

23.252.64.0/23
23.252.69.0/24
23.252.70.0/24
23.252.73.0/24
23.252.74.0/24
23.252.77.0/24
23.252.78.0/24
65.171.146.0/23
66.212.26.0/24
72.37.136.0/24
72.37.159.0/24
104.255.149.0/24
104.255.150.0/23
107.150.160.0/23
107.150.180.0/22
107.150.184.0/22
107.150.188.0/22
138.229.64.0/22
138.229.68.0/23
138.229.70.0/23
138.229.72.0/23
138.229.74.0/24
138.229.75.0/24
138.229.76.0/22
138.229.80.0/21
138.229.88.0/23
138.229.90.0/23
138.229.92.0/22
162.222.91.0/24
162.222.92.0/24
162.222.94.0/24
199.180.152.0/22
199.180.156.0/23
199.180.158.0/24
216.193.226.0/23

IPv6 prefixes

All 1 prefix.

2605:1880::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

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AS393892#2168 MCTC1 - Mid Century Communications19,200

AS30666#2170 XCHANGETELECOMCORP - Xchange Telecom Corp.18,944

AS27446#2171 AS-ERCBB - ERC Broadband18,944

AS14200#2172 MARSHALLUNIV - Marshall University18,944

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