AS210712

Name: AS210712 — ISP Alliance a.s.
Creator: ipdex

ISP Alliance a.s. Unknown registered in Czechia

7IPv4 prefixes

1IPv6 prefixes

100%RPKI-valid

#11,228AS Rank

325/326RIS visibility

#77Rank in Czechia

2021-09-24Allocated

ISP Alliance a.s. (AS210712) — Unknown, registered in Czechia. announces 7 IPv4 prefixes + 1 IPv6 prefixes. Rank in Czechia: #77. Allocated: 2021-09-24.

IPv4 7IPv6 1

Announced prefixes · 8

v4 109.235.0.0/21 valid
v4 185.40.80.0/22 valid
v4 185.94.4.0/22 valid
v4 213.109.172.0/22 valid
v4 217.75.208.0/20 valid
v4 91.192.32.0/22 valid
v4 93.91.144.0/20 valid
v6 2a02:17a0::/30 valid

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 12 IPv4 · 1 IPv6 announced · RIS visibility 325/326 RIS peers · RIPEstat · 2026-06-18

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	8
2026-06-13	8

AS topology · Customer cone 2

Providers · 1

AS47232 ISP Alliance a.s.

Customers · 1

AS199806 DCIT, a.s.

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