AS203662 PL-3K33 3K33 sp. z o.o.

PL-3K33 3K33 sp. z o.o. · registered in Poland

IPv4 addresses2,0485 prefixes · <0.001% of announced IPv4

Rank in Poland#480largest network in PL by IPv4 space, of 2,091 · 0.01% of PL

Rank worldwide#22,512of 79,396 networks with IPv4

IPv6291 x /485 prefixes

CountryPoland2,145 ASNs registered there

Open AS203662 in ASN lookup Look up an IP in this network (65.87.223.1) All networks in Poland

IPv4 prefixes

All 5 prefixes, in address order.

65.87.223.0/24
144.79.59.0/24
151.245.112.0/24
156.9.60.0/22
199.19.77.0/24

IPv6 prefixes

All 5 prefixes.

2602:f2d5::/40
2a14:1ec7:f710::/44
2a14:1ec7:f740::/44
2a14:1ec7:f7fe::/47
2a14:67c3:2aa::/48

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AS201262#482 ECIS-project CloudFerro S.A2,048

AS62047#483 EPIX-KTW-OpenPeering Stowarzyszenie e-Poludnie2,048

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources