Hosting Provider
Cloudflare
Cloudflare is the 69th largest of 2,000 hosting providers by IPv4 space, with 17 IPv4 networks (787,788 addresses) and 5 IPv6 networks. The ipapi.is API marks every address in these ranges as a datacenter address.
IPv4 addresses787,788in 17 networks
IPv6 networks5≈ 7.4 × 10²⁸ addresses
Provider rank#69of 2,000 by IPv4 space
Largest network104.16.0.0/13524,288 addresses
Details
Hosting providerCloudflare
Websitecloudflare.com
Rank#69 of 2,000
Classified byipapi.is hosting detection
IPv4 networks
17 networks · 787,788 addresses| Network | Addresses | First – last address |
|---|---|---|
| 104.16.0.0/13 | 524,288 | 104.16.0.0 – 104.23.255.255 |
| 104.24.0.0/14 | 262,144 | 104.24.0.0 – 104.27.255.255 |
| 102.177.189.0/24 | 256 | 102.177.189.0 – 102.177.189.255 |
| 197.234.240.0/24 | 256 | 197.234.240.0 – 197.234.240.255 |
| 197.234.241.0/24 | 256 | 197.234.241.0 – 197.234.241.255 |
| 197.234.242.0/24 | 256 | 197.234.242.0 – 197.234.242.255 |
| 197.234.243.0/24 | 256 | 197.234.243.0 – 197.234.243.255 |
| 62.23.124.104/29 | 8 | 62.23.124.104 – 62.23.124.111 |
| 62.23.197.80/29 | 8 | 62.23.197.80 – 62.23.197.87 |
| 84.14.38.96/29 | 8 | 84.14.38.96 – 84.14.38.103 |
| 95.57.207.224/29 | 8 | 95.57.207.224 – 95.57.207.231 |
| 95.57.207.232/29 | 8 | 95.57.207.232 – 95.57.207.239 |
| 183.177.20.208/29 | 8 | 183.177.20.208 – 183.177.20.215 |
| 185.162.157.0/29 | 8 | 185.162.157.0 – 185.162.157.7 |
| 212.123.252.240/29 | 8 | 212.123.252.240 – 212.123.252.247 |
| 213.61.188.72/29 | 8 | 213.61.188.72 – 213.61.188.79 |
| 88.205.102.244/30 | 4 | 88.205.102.244 – 88.205.102.247 |
104.16.0.0/13 104.24.0.0/14 102.177.189.0/24 197.234.240.0/24 197.234.241.0/24 197.234.242.0/24 197.234.243.0/24 62.23.124.104/29 62.23.197.80/29 84.14.38.96/29 95.57.207.224/29 95.57.207.232/29 183.177.20.208/29 185.162.157.0/29 212.123.252.240/29 213.61.188.72/29 88.205.102.244/30
IPv6 networks
5 networks- 2c0f:f248:8000::/33
- 2c0f:f248:4000::/34
- 2c0f:f248:1000::/36
- 2c0f:f248:2000::/36
- 2c0f:f248:3000::/36
2c0f:f248:8000::/33 2c0f:f248:4000::/34 2c0f:f248:1000::/36 2c0f:f248:2000::/36 2c0f:f248:3000::/36
Detect Cloudflare 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=104.16.0.1&key=YOUR_API_KEY""is_datacenter": true,
"datacenter": {
"datacenter": "Cloudflare",
"domain": "cloudflare.com",
"network": "104.16.0.0 - 104.23.255.255"
}