AS21757 HTC Communications

HTC-COMM - HTC Communications · registered in the United States

IPv4 addresses4,8645 prefixes · <0.001% of announced IPv4

Rank in United States#4,165largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#13,884of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS21757 in ASN lookup Look up an IP in this network (45.42.216.1) All networks in United States

IPv4 prefixes

All 5 prefixes, in address order.

45.42.216.0/22
163.123.134.0/23
192.234.34.0/24
204.144.136.0/22
208.71.96.0/21

IPv6 prefixes

All 1 prefix.

2602:ffcb::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

AS15165#4162 MTC-LRCOMMUNICATIONS - Mutual Telephone Company4,864

AS18467#4163 AXIOM-TECH - Axiom Technologies LLC4,864

AS18731#4164 CITYSIDE-01 - Cityside Fiber4,864

AS23367#4166 AS-ADN - Adaptive Data Networks, LLC4,864

AS36014#4167 ONE-STOP-INTERNET - One-Stop Communications of PA Inc4,864

AS36372#4168 VENYU-3 - REV4,864

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