AS23138 FIRST STEP INTERNET, LLC

FIRST-STEP - FIRST STEP INTERNET, LLC · registered in the United States

IPv4 addresses17,66425 prefixes · <0.001% of announced IPv4

Rank in United States#2,238largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#6,578of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS23138 in ASN lookup Look up an IP in this network (64.126.128.1) All networks in United States

IPv4 prefixes

All 25 prefixes, in address order.

64.126.128.0/21
64.126.136.0/24
64.126.137.0/24
64.126.138.0/24
64.126.139.0/24
64.126.140.0/22
64.126.144.0/20
64.126.160.0/23
64.126.162.0/24
64.126.163.0/24
64.126.164.0/22
64.126.168.0/21
64.126.176.0/21
64.126.184.0/24
64.126.185.0/24
64.126.186.0/24
64.126.187.0/24
64.126.188.0/24
64.126.189.0/24
64.126.190.0/24
64.126.191.0/24
198.206.162.0/24
199.245.242.0/24
204.52.245.0/24
204.52.246.0/23

IPv6 prefixes

All 1 prefix.

2604:2a00::/32

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AS1218#2240 NCUBE-BELMONT-AS - Oracle Corporation17,664

AS1215#2241 ORACLE-NA-AS - Oracle Corporation17,664

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