AS395839 HOSTKEY

HOSTKEY-USA - HOSTKEY · registered in the United States

IPv4 addresses12,80037 prefixes · <0.001% of announced IPv4

Rank in United States#2,619largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#7,954of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS395839 in ASN lookup Look up an IP in this network (38.91.104.1) All networks in United States

IPv4 prefixes

All 37 prefixes, in address order.

38.91.104.0/24
45.202.102.0/24
46.8.98.0/24
69.166.237.0/24
80.209.240.0/22
82.21.72.0/24
82.21.92.0/24
82.26.93.0/24
82.38.44.0/24
82.38.60.0/24
82.38.68.0/23
82.39.213.0/24
82.39.214.0/24
85.202.86.0/24
102.217.106.0/24
103.168.217.0/24
108.165.184.0/24
139.60.160.0/22
144.225.240.0/24
162.120.16.0/22
162.141.78.0/24
162.141.123.0/24
166.1.89.0/24
166.88.127.0/24
167.148.170.0/24
167.224.64.0/24
170.168.107.0/24
173.211.40.0/24
188.209.138.0/24
191.96.148.0/24
191.96.226.0/24
192.177.26.0/24
195.133.22.0/24
199.5.163.0/24
205.164.114.0/24
205.172.56.0/22
216.74.96.0/24

IPv6 prefixes

All 1 prefix.

2604:5940::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

AS46437#2616 FOURWAY - Fourway Computer Products, Inc.12,800

AS20042#2617 GRAYSON-COLLIN-COMMUNICATIONS - Cutter Communications, Inc.12,800

AS21557#2618 CYB-BLK-1 - Cybernet Communications, Inc.12,800

AS22703#2620 ANTHEM - Elevance Health, Inc.12,800

AS30081#2621 CACHENETWORKS - CacheFly12,800

AS16578#2622 DATANOC - Lanset America Corporation12,800

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