AS57476 — TVKNET-AS P.P.H.U A&K Chamerlinscy s.j.

AS57476 announces 3 IPv4 prefixes covering 5,120 addresses and 0 IPv6 prefixes.

About this network

The AS handle TVKNET-AS is held by P.P.H.U A&K Chamerlinscy s.j.

What it's used for

• The address space carries residential subscriber traffic, evidenced by reverse DNS records such as PC-78-31-122-0.tvk-net.pl and PC-176-101-162-0.tvk-net.pl.
• The network announces 5120 IPv4 addresses across 3 prefixes and maintains 7 observed neighbours, a ratio indicative of an access network serving end-users rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs, including web browsing, streaming, and general internet access for residential customers in Poland.

Notable

• All registrants for the announced prefixes match the AS holder, with the netname PL-TVK-NET consistently assigned to P.P.H.U A&K Chamerlinscy s.j.
• The address inventory is composed of three distinct IPv4 blocks: 78.31.120.0/21, 176.101.160.0/21, and 91.201.16.0/22.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 78.31.120.0/21
• 91.201.16.0/22
• 176.101.160.0/21

Upstream networks

• AS29535 Orange Polska Spolka Akcyjna
• AS29414 Politechnika Bialostocka
• AS5617 Orange Polska Spolka Akcyjna
• AS24482 SG.GS

Adjacent networks

• AS29535 Orange Polska Spolka Akcyjna
• AS29414 Politechnika Bialostocka
• AS24482 SG.GS
• AS5617 Orange Polska Spolka Akcyjna

Routing security

• RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 14 route objects.
• Listed in as-sets: AS-EPIXW-TRANSIT, AS-GTTCUST, AS-HURRICANE, AS-TPIX, AS-TVKNET-PL, AS-TVKNET-PL1, AS29414:AS-BIALYSTOK-COM-AMSIX, AS29414:AS-BIALYSTOK-COM-PCWS, AS29414:AS-BIALYSTOK-COM-PIONIER-TP, AS29535:AS-MIX2, AS29535:AS-TPIX, AS5617:AS-PL, AS5617:AS-WORLD-TRANSIT, AS8865:AS-BIALYSTOK, AS8865:AS-BIALYSTOK-1014, AS8865:AS-PEERS.

Internet exchanges

• TPIX - Internet Exchange — Warsaw, Poland