Hosting Provider

Rackspace

HostingRank #1,161 of 2,000rackspace.com

Rackspace is the 1,161st largest of 2,000 hosting providers by IPv4 space, with 566 IPv4 networks (30,804 addresses). The ipapi.is API marks every address in these ranges as a datacenter address.

IPv4 addresses30,804in 566 networks
IPv6 networks0none known
Provider rank#1,161of 2,000 by IPv4 space
Largest network208.78.96.0/212,048 addresses

Details

Hosting providerRackspace
Websiterackspace.com
Rank#1,161 of 2,000
Classified byipapi.is hosting detection

IPv4 networks

566 networks · 30,804 addresses
NetworkAddressesFirst – last address
208.78.96.0/212,048208.78.96.0 – 208.78.103.255
173.45.224.0/221,024173.45.224.0 – 173.45.227.255
173.45.228.0/221,024173.45.228.0 – 173.45.231.255
173.45.232.0/221,024173.45.232.0 – 173.45.235.255
173.45.236.0/221,024173.45.236.0 – 173.45.239.255
173.45.240.0/221,024173.45.240.0 – 173.45.243.255
173.45.244.0/221,024173.45.244.0 – 173.45.247.255
173.45.248.0/221,024173.45.248.0 – 173.45.251.255
173.45.252.0/221,024173.45.252.0 – 173.45.255.255
173.203.184.0/221,024173.203.184.0 – 173.203.187.255
209.114.48.0/23512209.114.48.0 – 209.114.49.255
67.192.251.0/2425667.192.251.0 – 67.192.251.255
67.192.252.0/2425667.192.252.0 – 67.192.252.255
67.192.253.0/2425667.192.253.0 – 67.192.253.255
67.192.254.0/2425667.192.254.0 – 67.192.254.255
67.192.255.0/2425667.192.255.0 – 67.192.255.255
72.32.111.0/2425672.32.111.0 – 72.32.111.255
72.32.193.0/2425672.32.193.0 – 72.32.193.255
98.129.240.0/2425698.129.240.0 – 98.129.240.255
174.143.187.0/24256174.143.187.0 – 174.143.187.255
174.143.189.0/24256174.143.189.0 – 174.143.189.255
174.143.192.0/24256174.143.192.0 – 174.143.192.255
174.143.251.0/24256174.143.251.0 – 174.143.251.255
64.39.2.0/2512864.39.2.0 – 64.39.2.127
64.39.2.128/2512864.39.2.128 – 64.39.2.255
The 25 largest of 566. The API and the database have all of them.

IPv6 networks

No IPv6 networks.

Detect Rackspace with the API

Every address in these networks comes back with is_datacenter: true and a datacenter object naming the provider. The detection flags need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=208.78.96.1&key=YOUR_API_KEY"
"is_datacenter": true,
"datacenter": {
  "datacenter": "Rackspace",
  "domain": "rackspace.com",
  "network": "208.78.96.0 - 208.78.103.255"
}

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