AS48574 — ASN-CZ-PLANET-A-48574 T-Mobile Czech Republic a.s.

AS48574 announces 3 IPv4 prefixes covering 9,216 addresses and 0 IPv6 prefixes.

About this network

ASN-CZ-PLANET-A-48574 is held by T-Mobile Czech Republic a.s.

What it's used for

• The address space carries mobile subscriber traffic, evidenced by netnames CZ-RADIOMOBIL-20100128, CZ-RADIOMOBIL-20081210, and CZ-RADIOMOBIL-20180308, and reverse DNS entries pointing to aim-net.cz.
• The AS announces 9,216 IPv4 addresses across 3 prefixes with only 1 observed neighbour, a ratio characteristic of an access network rather than a transit provider.
• Traffic from this AS consists of mobile voice and data services for T-Mobile Czech Republic subscribers, including GSM, UMTS, and LTE connections.

Notable

• All registrants for the announced prefixes are Hostmaster T-Mobile Czech Republic; T-Mobile Czech Republic a.s., fully consistent with the AS holder.
• The address inventory consists of three distinct IPv4 blocks: 109.238.208.0/20, 217.30.64.0/20, and 185.248.176.0/22, with no IPv6 prefixes in inventory.

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

Announced prefixes

• 109.238.208.0/20
• 185.248.176.0/22
• 217.30.64.0/20

Upstream networks

• AS6855 Slovak Telekom, a.s.

Adjacent networks

• AS6855 Slovak Telekom, a.s.

Routing security

• RPKI: 0 valid, 0 invalid and 3 not-found announcements; 0 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 39 route objects.
• Listed in as-sets: AS-2CONNECT-FENIX, AS-2CONNECT-NIX, AS-NETBOX-CZNIX, AS-NETBOX-CZPEERINGCZ, AS-NETBOX-SK-SIX, AS-SLOVAK, AS-TRANSCZ.