Hosting Provider
INTERNET CZ, a.s.
INTERNET CZ, a.s. is the 949th largest of 2,000 hosting providers by IPv4 space, with 23 IPv4 networks (39,024 addresses) and 4 IPv6 networks. The ipapi.is API marks every address in these ranges as a datacenter address.
IPv4 addresses39,024in 23 networks
IPv6 networks4≈ 7.1 × 10²⁹ addresses
Provider rank#949of 2,000 by IPv4 space
Autonomous systems1operated under this name
Details
Hosting providerINTERNET CZ, a.s.
Websiteforpsi.com
ASNsAS24806
Rank#949 of 2,000
Classified byipapi.is hosting detection
IPv4 networks
23 networks · 39,024 addresses| Network | Addresses | First – last address |
|---|---|---|
| 81.2.192.0/18 | 16,384 | 81.2.192.0 – 81.2.255.255 |
| 80.211.192.0/19 | 8,192 | 80.211.192.0 – 80.211.223.255 |
| 195.181.208.0/20 | 4,096 | 195.181.208.0 – 195.181.223.255 |
| 81.2.200.0/22 | 1,024 | 81.2.200.0 – 81.2.203.255 |
| 81.2.208.0/22 | 1,024 | 81.2.208.0 – 81.2.211.255 |
| 81.2.212.0/22 | 1,024 | 81.2.212.0 – 81.2.215.255 |
| 81.2.216.0/22 | 1,024 | 81.2.216.0 – 81.2.219.255 |
| 81.2.224.0/22 | 1,024 | 81.2.224.0 – 81.2.227.255 |
| 185.28.100.0/22 | 1,024 | 185.28.100.0 – 185.28.103.255 |
| 185.129.136.0/22 | 1,024 | 185.129.136.0 – 185.129.139.255 |
| 81.2.230.0/23 | 512 | 81.2.230.0 – 81.2.231.255 |
| 185.129.136.0/23 | 512 | 185.129.136.0 – 185.129.137.255 |
| 81.2.197.0/24 | 256 | 81.2.197.0 – 81.2.197.255 |
| 81.2.198.0/24 | 256 | 81.2.198.0 – 81.2.198.255 |
| 81.2.199.0/24 | 256 | 81.2.199.0 – 81.2.199.255 |
| 81.2.206.0/24 | 256 | 81.2.206.0 – 81.2.206.255 |
| 81.2.228.0/24 | 256 | 81.2.228.0 – 81.2.228.255 |
| 81.2.229.0/24 | 256 | 81.2.229.0 – 81.2.229.255 |
| 185.33.147.0/24 | 256 | 185.33.147.0 – 185.33.147.255 |
| 185.186.20.0/24 | 256 | 185.186.20.0 – 185.186.20.255 |
| 81.2.232.0/26 | 64 | 81.2.232.0 – 81.2.232.63 |
| 81.2.232.64/27 | 32 | 81.2.232.64 – 81.2.232.95 |
| 81.2.232.96/28 | 16 | 81.2.232.96 – 81.2.232.111 |
81.2.192.0/18 80.211.192.0/19 195.181.208.0/20 81.2.200.0/22 81.2.208.0/22 81.2.212.0/22 81.2.216.0/22 81.2.224.0/22 185.28.100.0/22 185.129.136.0/22 81.2.230.0/23 185.129.136.0/23 81.2.197.0/24 81.2.198.0/24 81.2.199.0/24 81.2.206.0/24 81.2.228.0/24 81.2.229.0/24 185.33.147.0/24 185.186.20.0/24 81.2.232.0/26 81.2.232.64/27 81.2.232.96/28
IPv6 networks
4 networks- 2001:15e8::/29
- 2a00:9160::/32
- 2001:15e8:100::/40
- 2001:15e8:200::/40
2001:15e8::/29 2a00:9160::/32 2001:15e8:100::/40 2001:15e8:200::/40
Detect INTERNET CZ, a.s. 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=81.2.192.1&key=YOUR_API_KEY""is_datacenter": true,
"datacenter": {
"datacenter": "INTERNET CZ, a.s.",
"domain": "forpsi.com",
"network": "81.2.192.0 - 81.2.255.255"
}