AS31621

Name: AS31621 — Allegro sp. z o.o.
Creator: ipdex

Allegro sp. z o.o. Content registered in Poland

7IPv4 prefixes

4IPv6 prefixes

100%RPKI-valid

#25,966AS Rank

327/327RIS visibility

#144Rank in Poland

2004-06-24Allocated

Allegro sp. z o.o. (AS31621) — Content, registered in Poland. announces 7 IPv4 prefixes + 4 IPv6 prefixes. Rank in Poland: #144. Allocated: 2004-06-24.

IPv4 7IPv6 4

Announced prefixes · 11

v4 178.21.152.0/21 valid
v4 178.21.153.0/24 valid
v4 185.31.24.0/22 valid
v4 193.23.48.0/24 valid
v4 194.0.251.0/24 valid
v4 91.194.188.0/23 valid
v4 91.194.188.0/24 valid
v6 2a02:dcc:22::/48 valid
v6 2a02:dcc::/32 valid
v6 2a02:dcd::/32 valid
v6 2a02:dce::/32 valid

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

Routing: 7 IPv4 · 4 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

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	11
2026-06-13	11

AS topology · Customer cone 1

Providers · 1

AS42656 Allegro sp. z o.o.

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