AS51373 — TELKONEKT-AS "TELKONEKT" SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA

AS51373 announces 7 IPv4 prefixes covering 3,584 addresses and 2 IPv6 prefixes.

About this network

TELKONEKT-AS is operated by Telkonekt Sp. z o.o., a Polish internet service provider based in Łódź.

What it's used for

• The address space carries residential and business subscriber traffic, evidenced by reverse DNS entries such as ip1-064.interspes.com.pl and ip-178-251-120-64.telkonekt.pl.
• The AS announces 3,584 IPv4 addresses across 7 prefixes and 2 IPv6 prefixes, while maintaining 14 upstream neighbours; this ratio indicates an access network providing connectivity to end-users rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs, including residential broadband and small business connections served by Telkonekt.

Notable

• Registrants for six of the seven announced IPv4 prefixes are "TELKONEKT" SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA, matching the AS holder; the prefix 77.87.72.0/24 is registered to "EuroNet" s.c. Jacek Majak, Teresa Majak.
• The address inventory is composed of multiple /22, /23, and /24 blocks, with netnames like TELKONEKT-PL and PL-TELKONEKT-20140110 indicating phased acquisition of address space.

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

Announced prefixes

• 77.87.72.0/24
• 91.218.156.0/22
• 94.24.28.0/24
• 178.251.120.0/24
• 185.44.216.0/22
• 185.80.59.0/24
• 193.33.8.0/23
• 2001:1a68:14::/48
• 2a04:9a40::/29

Upstream networks

• AS29535 Orange Polska Spolka Akcyjna
• AS20804 Exatel S.A.
• AS24482 SG.GS

Downstream networks

• AS203210 "SZYBKI-NET S. BAJOR L. SIWIK Z. WIECZOREK" SPOLKA JAWNA
• AS34530 Asseco Cloud Sp. z o. o.
• AS41149 VESCOM SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA SPOLKA KOMANDYTOWA
• AS43492 "Electronics Box" Magierski, Majewski, Magierski spolka jawna

Adjacent networks

• AS29535 Orange Polska Spolka Akcyjna
• AS20804 Exatel S.A.
• AS203210 "SZYBKI-NET S. BAJOR L. SIWIK Z. WIECZOREK" SPOLKA JAWNA
• AS34530 Asseco Cloud Sp. z o. o.
• AS41149 VESCOM SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA SPOLKA KOMANDYTOWA
• AS43492 "Electronics Box" Magierski, Majewski, Magierski spolka jawna
• AS24482 SG.GS
• AS6939 Hurricane Electric LLC

Routing security

• RPKI: 15 valid, 0 invalid and 0 not-found announcements; 17 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 25 route objects.
• Listed in as-sets: AS-EXATEL-INT, AS-EXATEL-PL, AS-HURRICANE, AS-IPARTNERS, AS-PLIX-CONNECTED, AS-TELKONEKT, AS-TELKONEKT-CUSTOMERS, AS29535:AS-MIX2, AS29535:AS-TPIX, AS5617:AS-PL, AS8246:AS-TPNET.

Internet exchanges

• TPIX - Internet Exchange — Warsaw, Poland