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Cheyenne, Wyoming, United States

Networks whose geofeeds place IP prefixes here. IP-derived locations are approximate: a prefix placed here serves people in or around this city, not a street address.

Place details

Type
city
Region
Wyoming (US-WY)
Country
United States (US)
Time zone
America/Denver
Place centre
41.1400, -104.8203
GeoNames
5821086 ↗

Published prefixes

1,682 prefixes in Fastah's public IP data (1,160 IPv4, 522 IPv6). The first 100, in address order:
4.255.128.0/174.255.138.74/324.255.144.104/324.255.145.22/324.255.146.128/324.255.147.5/324.255.160.17/324.255.161.16/324.255.161.37/324.255.162.19/324.255.162.134/324.255.168.251/324.255.169.151/324.255.169.215/324.255.178.108/324.255.192.31/324.255.192.94/324.255.193.22/32
Show 82 more
4.255.195.186/324.255.216.225/324.255.218.227/324.255.219.16/324.255.219.152/324.255.225.20/324.255.225.35/329.129.45.128/259.129.52.128/269.129.67.192/269.129.88.0/219.129.104.0/229.129.111.0/249.129.115.128/259.129.152.0/219.129.188.0/229.129.214.0/239.129.232.0/259.170.80.0/249.170.81.0/2413.71.192.0/1813.71.192.0/2713.71.193.0/2713.71.193.32/2913.71.194.0/2613.71.194.64/2713.71.194.96/2813.71.194.112/3013.71.194.116/3113.71.194.120/2913.71.194.128/2613.71.194.192/2713.71.194.224/2913.71.194.232/2913.71.194.240/2813.71.195.32/2813.71.195.48/2913.71.195.64/2613.71.195.128/2713.71.195.160/2713.71.195.192/2713.71.196.32/2813.71.196.48/2913.71.196.56/2913.71.196.64/2813.71.196.80/2813.71.196.160/3013.71.196.192/2713.71.196.224/2713.71.198.0/2413.71.199.0/2813.71.199.96/2813.71.199.112/3013.71.199.116/3213.71.199.117/3213.71.199.128/2713.71.199.160/2813.71.199.192/2713.71.200.64/2813.71.200.96/2813.71.200.240/2813.71.202.16/2813.71.202.32/2813.71.202.64/2713.77.192.0/1913.77.219.128/3213.77.220.134/3213.78.128.0/1713.78.129.154/3213.78.130.69/3213.78.132.82/3213.78.135.15/3213.78.135.84/3213.78.135.117/3213.78.145.2/3213.78.145.11/3213.78.145.25/3213.78.145.73/3213.78.147.125/3213.78.148.75/3213.78.150.96/3213.78.150.134/32

Organizations (prefixes here)

Microsoft1,339
Charter Communications216
Cogent Communications12
Cloudflare11
Starlink11
Apple8
GTT3
IPXO3
LogicWeb1

Geofeeds (prefixes here)

Microsoft · 01817
Microsoft · 03520
Charter Communications · 01216
Discovered feed b6b14f161e71d66b26
Cogent Communications · 0112
SpaceX Starlink · 0111
Cloudflare · 0111
SpaceX Starlink · 0211
Discovered feed 2c71512fb390f77e8
iCloud Private Relay · 018
Discovered feed aeff746915e7fddd8
Cloudflare · 026
Discovered feed eb9ac414b12b367b6
Discovered feed 29e21092a8e7eac54
IPXO · 013
Discovered feed 6a6384f7035fd1443
Discovered feed 860e3317d4fad4ba3
Discovered feed abf92ce9b3756ccc3
GTT · 013
Microsoft · 022
Discovered feed 554355e85aba5f7c2
Discovered feed 8e7a0266606369052
Discovered feed dd46e86e4fee1c6c2
Discovered feed e6a61621e5e60cdc2
Discovered feed 25dbccf77576881d1
and 10 more

Data as of 2026-11-05, from Fastah's daily geofeed crawl.

Source & attribution. Place names and coordinates are from GeoNames (CC BY 4.0). The networks listed publish the geofeeds that place their prefixes here; Fastah does not edit them. Report a wrong location →