Autonomous System
AS24806 INTERNET CZ, a.s.
HostingActiveCzechiaRIPE
AS24806 (INTERNET-CZ) is a hosting network operated by INTERNET CZ, a.s. in Czechia, registered with RIPE. It has 11 IPv4 prefixes with 45,824 addresses and 1 IPv6 prefix, which makes it the 4,498th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses45,824in 11 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#4,498of 82,200 active ASNs
Details
OrganizationINTERNET CZ, a.s. · hosting provider profile
AS nameINTERNET-CZ
Websiteforpsi.com
Country Czechia (CZ)
Network typeHosting
RegistryRIPE
Abuse contactabuse@forpsi.com
Registered2002-09-24
Last updated2025-03-20
IPv4 prefixes
11 prefixes · 45,824 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 |
| 194.182.64.0/19 | 8,192 | 194.182.64.0 – 194.182.95.255 |
| 85.255.0.0/20 | 4,096 | 85.255.0.0 – 85.255.15.255 |
| 195.181.208.0/20 | 4,096 | 195.181.208.0 – 195.181.223.255 |
| 185.28.100.0/22 | 1,024 | 185.28.100.0 – 185.28.103.255 |
| 185.33.144.0/22 | 1,024 | 185.33.144.0 – 185.33.147.255 |
| 185.129.136.0/22 | 1,024 | 185.129.136.0 – 185.129.139.255 |
| 185.186.20.0/22 | 1,024 | 185.186.20.0 – 185.186.23.255 |
| 193.105.158.0/23 | 512 | 193.105.158.0 – 193.105.159.255 |
| 193.105.157.0/24 | 256 | 193.105.157.0 – 193.105.157.255 |
81.2.192.0/18 80.211.192.0/19 194.182.64.0/19 85.255.0.0/20 195.181.208.0/20 185.28.100.0/22 185.33.144.0/22 185.129.136.0/22 185.186.20.0/22 193.105.158.0/23 193.105.157.0/24
IPv6 prefixes
1 prefix- 2001:15e8::/32
2001:15e8::/32
Query AS24806 with the API
The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day.
curl "https://api.ipapi.is/?q=AS24806&key=YOUR_API_KEY"Any address in its prefixes resolves to AS24806, with or without a key:
curl "https://api.ipapi.is/?q=81.2.192.1"Largest networks in Czechia
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