AS51420
cyrilek.net z.s. Unknown registered in Czechia
18IPv4 prefixes
0IPv6 prefixes
100%RPKI-valid
#36,617AS Rank
327/327RIS visibility
#33Rank in Czechia
2010-08-19Allocated
cyrilek.net z.s. (AS51420) — Unknown, registered in Czechia. announces 18 IPv4 prefixes + 0 IPv6 prefixes. Rank in Czechia: #33. Allocated: 2010-08-19.
IPv4 18IPv6 0
Announced prefixes · 18
- v4 109.164.64.0/19 valid
- v4 109.164.64.0/20 valid
- v4 109.164.80.0/20 valid
- v4 109.164.83.0/24 valid
- v4 109.164.84.0/24 valid
- v4 109.164.85.0/24 valid
- v4 109.164.87.0/24 valid
- v4 109.164.88.0/24 valid
- v4 109.164.89.0/24 valid
- v4 109.164.90.0/24 valid
- v4 109.164.91.0/24 valid
- v4 109.164.92.0/24 valid
- v4 109.164.93.0/24 valid
- v4 109.164.94.0/24 valid
- v4 109.164.95.0/24 valid
- v4 109.164.96.0/23 valid
- v4 109.164.96.0/24 valid
- v4 109.164.97.0/24 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 18 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 18 |
| 2026-06-13 | 18 |
AS topology · Customer cone 1
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