$ query “AS207187” --type=asn → 1 result(s)
AS207187 · TKRJASEK
TKR Jasek s.r.o.
AS207187 is run by TKR Jasek s.r.o. and is a residential access provider, established in Czechia in 2016. The system announces a respectable 14 336 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Czechia.
Basic Information
- Country
- 🇨🇿 Czechia
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 16, 2016
- Last Changed
- October 03, 2026
- Last Seen
- October 12, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 6 / 6
- IPv6 Prefixes (raw / aggregated)
- 3 / 3
- IPv4 Addresses
- 14 336
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇨🇿 Czechia (14 336 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Good — 1 flagged IPs out of 14 336 total (0.01%)
Connectivity Summary
- Upstream Providers
- 2 upstreams providing transit
- Peers
- 23 networks exchanging traffic without transit
- Downstream Customers
- 8 downstreams buying transit
- Degree
- 33 unique BGP neighbors
- Reach
- 9 networks in customer cone
Upstream Providers (2)
Prefix Lists
IPv4 Prefixes (6 total)
- 213.194.224.0/19 (8 192 addresses (/19 prefix))
- 213.194.216.0/21 (2 048 addresses (/21 prefix))
- 45.130.248.0/22 (1 024 addresses (/22 prefix))
- 185.163.180.0/22 (1 024 addresses (/22 prefix))
- 185.214.116.0/22 (1 024 addresses (/22 prefix))
- 213.194.212.0/22 (1 024 addresses (/22 prefix))
IPv6 Prefixes (3 total)
- 2a0a:1c00::/29
- 2a0b:99c0::/29
- 2a0e:59c0::/29