AS50436 — TC-CIN Tele Columbus AG

AS50436 announces 38 IPv4 prefixes covering 91,904 addresses and 1 IPv6 prefixes.

About this network

The AS handle TC-CIN is held by Tele Columbus AG.

What it's used for

• The address space carries residential broadband traffic, evidenced by reverse DNS entries like 37.120.32.0.dyn.pyur.net and netnames such as PRIMACOM-HEADENDS-2015-01 and DE-TELECOLUMBUS-20120213.
• The network announces 91,904 IPv4 addresses across 42 prefixes and 2 IPv6 prefixes, with only 1 observed neighbour, indicating a large access network rather than a transit provider.
• Traffic consists of subscriber eyeballs for high-speed internet, TV entertainment, and fixed-line telephony, delivered over hybrid fiber optic networks under the PŸUR brand.

Notable

• Registrants consistently identify as Tele Columbus AG or its IP contact, aligning with the announcer.
• Tele Columbus AG operates under the consumer brand PŸUR and serves over three million households in Germany.
• The inventory includes legacy netnames referencing Primacom, reflecting historical acquisitions within the German cable market.

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

Announced prefixes

• 5.28.64.0/18
• 37.120.0.0/17
• 77.64.168.0/24
• 77.64.172.0/24
• 77.64.176.0/23
• 77.64.183.0/24
• 77.64.198.0/23
• 77.64.200.0/22
• 77.64.206.0/23
• 77.64.220.0/23
• 77.64.238.0/23
• 77.64.249.0/24
• 82.119.0.0/19
• 83.221.88.0/22
• 89.186.143.0/24
• 92.206.8.0/21
• 92.206.22.0/23
• 92.206.32.0/19
• 92.206.68.0/23
• 92.206.76.0/22
• 92.206.80.0/22
• 92.206.132.0/22
• 92.206.139.0/24
• 92.206.155.0/24
• 92.206.158.0/23
• 92.206.176.0/23
• 92.206.178.0/24
• 92.206.189.0/24
• 92.206.208.0/23
• 92.206.214.0/23
• 92.206.218.0/24
• 92.206.235.0/24
• 92.206.244.0/22
• 92.206.250.0/23
• 92.206.254.0/23
• 94.139.0.0/19
• 95.168.142.0/24
• 217.68.167.0/24
• 2a02:2455:8000::/34

Upstream networks

• AS16097 HL komm Telekommunikations GmbH

Adjacent networks

• AS16097 HL komm Telekommunikations GmbH

Routing security

• RPKI: 52 valid, 0 invalid and 0 not-found announcements; 30 ROAs.
• ASPA: none published.
• IRR: 98% of announcements registered; 67 route objects.
• Listed in as-sets: AS-HLKOMM-CUSTOMERS, AS-PRIMACOM.