Who routes its space
The networks announcing its IPv4, by the addresses each announces.
- AS2852 CESNET z.s.p.o.66,348 · 99.62%
Where its space is
Its IPv4 that IP Geolocation places, by country. A /24 counts for the company using most of it.
- Czechia66,560 · 100.00%
Networks it operates
The autonomous systems registered under its domain, by the IPv4 each announces anywhere.
What the databases see
Addresses each address-keyed database holds in its IPv4, as a share of it, with the largest providers. A /24 counts for the company using most of it; counts overlap.
- None here
- IPFoxy, Oxylabs, anyIP0.03%
- Floppydata0.01%
- None here
- 0.00%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- 0.07%
Speed tests
Speeds measured from its space in the last 90 days.
Its address ranges
Its largest IPv4 ranges, then its IPv6 ones, as IP Company draws them, a CIDR a row, with the network announcing each.
| RANGE | IPV4 | ORIGIN |
|---|---|---|
| 147.231.0.0/16 | 65,536 | AS2852 |
| 193.84.116.0/23 | 512 | AS2852 |
| 192.108.128.0/24 | 256 | |
| 195.113.100.0/24 | 256 | AS2852 |
| 195.113.123.0/27 | 32 | AS2852 |
| 195.113.197.0/29 | 8 | AS2852 |
| 195.113.123.48/30 | 4 | AS2852 |
| 2001:718:400::/42 | AS2852 | |
| 2001:718:1e01::/48 | AS2852 | |
| 2001:718:1e00:8100::/56 | AS2852 |
Names it registers under
The holder names its registry records give, by the IPv4 under each.
- Czech Academy of Sciences65,536 · 98.40%
- Institute of Chemical Process Fundamentals of the ASCR, v.v.i.512 · 0.77%
- Biologicke centrum AV CR, v.v.i.256 · 0.38%
- Institute of Organic Chemistry and Biochemistry of the ASCR, v.v.i.256 · 0.38%
- Ustav experimentalni botaniky AV CR, v.v.i.36 · 0.05%
- Ustav fyziky atmosfery AV CR, v.v.i.8 · 0.01%
- Academy of Sciences of the Czech Republic0 · 0.00%
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