AS6873

Name: AS6873 — Librum Sp. z o.o.
Creator: ipdex

Librum Sp. z o.o. Unknown registered in Poland

3IPv4 prefixes

0IPv6 prefixes

33%RPKI-valid

#14,400AS Rank

327/327RIS visibility

#537Rank in Poland

2009-07-27Allocated

Librum Sp. z o.o. (AS6873) — Unknown, registered in Poland. announces 3 IPv4 prefixes + 0 IPv6 prefixes. Rank in Poland: #537. Allocated: 2009-07-27.

IPv4 3IPv6 0

Announced prefixes · 3

v4 155.133.29.0/24 unknown
v4 193.104.156.0/24 unknown
v4 89.174.75.0/24 valid

RPKI: rpki.cloudflare.com · 2026-06-19

Routing: 3 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-19

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	3
2026-06-13	3

AS topology · Customer cone 1

Providers · 4

AS5617 Orange Polska Spolka Akcyjna
AS12741 Netia SA
AS12912 T-Mobile Polska S.A.
AS198709 INFOSERWIS NETWORK

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