ıpdex
Poland

AS51155

Citylink Telecom Sp. z o.o. ISP registered in Poland

3IPv4 prefixes
1IPv6 prefixes
100%RPKI-valid
#4,476AS Rank
325/325RIS visibility
#424Rank in Poland
2010-06-09Allocated

Citylink Telecom Sp. z o.o. (AS51155) — ISP, registered in Poland. announces 3 IPv4 prefixes + 1 IPv6 prefixes. Rank in Poland: #424. Allocated: 2010-06-09.

Announced prefixes · 4

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

Routing: 3 IPv4 · 1 IPv6 announced · RIS visibility 325/325 RIS peers · RIPEstat · 2026-06-18

Prefix history

0 2 4 2026-06-12 2026-06-13
Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)
Data table
DayAnnounced prefixes
2026-06-124
2026-06-134

Internet Exchanges · 4

AS topology · Customer cone 5

Providers · 4

Peers · 15

Customers · 4

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