AS47273 KSI-KR-AS Krzysztof Andrzej Kozak trading as P.P.H.U. "ARTUS"

KSI-KR-AS Krzysztof Andrzej Kozak trading as P.P.H.U. "ARTUS" · registered in Poland

IPv4 addresses3,0726 prefixes · <0.001% of announced IPv4

Rank in Poland#367largest network in PL by IPv4 space, of 2,091 · 0.02% of PL

Rank worldwide#17,887of 79,396 networks with IPv4

IPv616 x /32 (1,048,576 x /48)2 prefixes

CountryPoland2,145 ASNs registered there

Open AS47273 in ASN lookup Look up an IP in this network (139.28.40.1) All networks in Poland

IPv4 prefixes

All 6 prefixes, in address order.

139.28.40.0/23
185.15.80.0/23
185.15.83.0/24
185.82.248.0/23
185.82.250.0/24
193.239.36.0/22

IPv6 prefixes

All 2 prefixes.

2a05:9680::/29
2a09:f280::/29

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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