AS199475#552 KNC-AS Mazowieckie Sieci Swiatlowodowe sp. z o.o.2,048
AS199503#553 LANNET-AS Lannet S.C. Marek Komala Jerzy Lomperta2,048
AS199831#554 citimediapl Citimedia.pl Sp z o.o.2,048
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