AS399936 PBXIO LLC

PBX-SALTLAKECITY - PBXIO LLC · registered in the United States

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in United States#10,161largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#47,544of 79,396 networks with IPv4

IPv64,095 x /4812 prefixes

CountryUnited States18,679 ASNs registered there

Open AS399936 in ASN lookup Look up an IP in this network (23.187.208.1) All networks in United States

IPv4 prefixes

All 2 prefixes, in address order.

23.187.208.0/24
208.83.224.0/24

IPv6 prefixes

All 12 prefixes.

2602:fc38::/48
2602:fc38:2::/47
2602:fc38:4::/46
2602:fc38:8::/45
2602:fc38:10::/44
2602:fc38:20::/43
2602:fc38:40::/42
2602:fc38:80::/41
2602:fc38:100::/40
2602:fc38:200::/39
2602:fc38:400::/38
2602:fc38:800::/37

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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