CESNET | CESNET services

The basic features

DNS resolving
cesnet.cz– 195.113.144.194, 2001:718:1:1::2
ces.net– 195.113.144.233, 2001:718:1:101::3

Each participant of the CESNET e-infrastructure may use the services of the servers.

DNS delegation
• the delegation of zone files (name domains, domains in-addr.arpa and ip6.arpa),
• primary and secondary delegation of zone.
DNS delegation is provided in accordance with the following terms of use:
• Name domain the delegation of which is being established on the DNS servers of the association should be operated in accordance with the Terms and conditions for the access to the CESNET Large infrastructure.
• The domain should be correctly delegated in the superior domain;
• Thein-addr.arpa or arpa domains must administratively belong into the autonomous systems of the CESNET2 networks, or must contain PI addresses which are routed in the AS of the CESNET2 network.

Key benefits
Target audience
Fee
Terms of use

No need to install own DNS server or a secondary DNS server in small networks;
High level of DNS service provision; shifting another secondary zone delegation outside own network.
Protection against DDoS attacks.

The service is available to entities connected to the CESNET e-infrastructure.

The service is available to all entities connected free of any additional charge.

DNS resolving is provided to all users of the CESNET e-infrastructure without any limitations.

DNS delegation is provided in accordance with the following terms of use:

Name domain the delegation of which is being established on the DNS servers of the association should be operated in accordance with the Terms and conditions for the access to the CESNET Large infrastructure.
The domain should be correctly delegated in the superior domain;
Thein-addr.arpa or arpa domains must administratively belong into the autonomous systems of the CESNET2 networks, or must contain PI addresses which are routed in the AS of the CESNET2 network.

DNS services

The basic features

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