Summary

Country
CZ Czechia
Organization Host-telecom.com S.R.O.
Domain host-telecom.cz
Number of IPv4 11,520
Number of IPv6 7.9234× 1028
AS Type Hosting
Registry RIPE NCC
Allocated June 30, 2010 (about 15 years ago)
Updated March 01, 2024 (about 1 year ago)

IP Ranges

AS51248 announces 11 IPv4 ranges and 6 IPv6 ranges.

That's a total of 11,520 IPv4 addresses and 7.9234× 1028 IPv6 addresses.

Prefix Organization Size Registry Status
5.43.224.0/21
CZ Host-telecom.com S.R.O.
2,048 RIPE NCC ASSIGNED PA
45.10.191.0/24
CZ INTERCONNECT SM LLC
256 RIPE NCC ASSIGNED PA
91.209.77.0/24
CZ Park-web LLC
256 RIPE NCC ASSIGNED PI
158.255.32.0/21
CZ Host-telecom.com S.R.O.
2,048 RIPE NCC ALLOCATED PA
158.255.39.0/24
CZ Host-telecom.com S.R.O.
256 RIPE NCC ASSIGNED PA
176.74.216.0/21
CZ Host-telecom.com S.R.O.
2,048 RIPE NCC ASSIGNED PA
185.8.56.0/22
CZ Host-telecom.com S.R.O.
1,024 RIPE NCC ASSIGNED PA
188.124.56.0/21
CZ Host-telecom.com S.R.O.
2,048 RIPE NCC ASSIGNED PA
188.130.208.0/24
CZ Mastersoft S.R.L.
256 RIPE NCC ASSIGNED PA
192.145.98.0/24
CZ Retzor-org
256 RIPE NCC ASSIGNED PA
193.161.84.0/22
CZ Host-telecom.com S.R.O.
1,024 RIPE NCC ASSIGNED PI
Prefix Organization Size Registry Status
2001:67c:c3c::/48
RU Aleynikov Sergey Aleksandrovich
1.2089× 1024 RIPE NCC ASSIGNED PI
2a03:1840::/48
CZ Host-telecom.com S.R.O.
1.2089× 1024 RIPE NCC ASSIGNED
2a03:1840:1::/48
CZ Host-telecom.com S.R.O.
1.2089× 1024 RIPE NCC ASSIGNED
2a03:1840:2::/48
CZ Host-telecom.com S.R.O. Dc2
1.2089× 1024 RIPE NCC ASSIGNED
2a03:1840:3::/48
CZ Host-telecom.com S.R.O. Dc2
1.2089× 1024 RIPE NCC ASSIGNED
2a10:9687::/32
CZ Alex Group LLC
7.9228× 1028 RIPE NCC ASSIGNED

Peers

AS51248 actively fosters the following peering relationships that enhance network performance through direct, settlement-free traffic exchange. Even with a modest number of peers, each connection serves as a strategic asset—optimizing routing, reducing latency, and minimizing transit costs.

Upstreams

AS51248 connects to the global Internet via at least 6 upstream providers. In this setup, AS51248 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.

Downstreams

AS51248 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS51248's role in extending Internet access beyond its own infrastructure.

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