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Poland

AS211025

OPTO-TECH GRZEGORZ WROBLEWSKI Unknown registered in Poland

8IPv4 prefixes
0IPv6 prefixes
100%RPKI-valid
#63,004AS Rank
327/327RIS visibility
#201Rank in Poland
2021-07-16Allocated

OPTO-TECH GRZEGORZ WROBLEWSKI (AS211025) — Unknown, registered in Poland. announces 8 IPv4 prefixes + 0 IPv6 prefixes. Rank in Poland: #201. Allocated: 2021-07-16.

Announced prefixes · 8

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

Routing: 8 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

0 5 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
2026-06-128
2026-06-138

AS topology · Customer cone 1

Providers · 4

  • AS50607 Stowarzyszenie e-Poludnie
  • AS62081 Stowarzyszenie e-Poludnie
  • AS42739 Hawe Telekom S.A. in Restructuring
  • AS13119 Zachodniopomorski Uniwersytet Technologiczny w Szczecinie, Akademickie Centrum Informatyki

Peers · 2

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