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  • DNS Database

    • Quick links to the subnet list, domain list, and host list in the DNS Database for network administrators.
    • You must be listed as the NetAdmin for a subnet or subdomain before you can update records.  Check the Cornell Subnet Administrator Listing To see which subnets and...
    • Once you are assigned as NetAdmin to a domain, using the DNS database, you can: Make changes to the NetAdmin comment field. Add or delete domain-level mail exchange (MX)...
    • You must be a netAdmin for both the domain and the subnet before you can make changes to a host. You can be added as a netadmin by another netadmin for that domain and subnet. Using the...
    • Once you are assigned as NetAdmin to a subnet, using the DNS database, you can: Make changes to the NetAdmin comment field. Specify contact lists or escalation paths for other...

    Domain Names at Cornell

    • Cornell's policy on Recording and Registration of Domain Names requires certain domain names (detailed below) to be registered or recorded in the Cornell Domain Name Registry....
    • Step-by-step guide for all requirements in the process to request or record a domain name at Cornell. 
    • Examples of domain names and explanation of whether they need to be registered or recorded at Cornell. Cornell's policy on Recording and Registration of Domain Names requires certain domain names to be registered or recorded in the Cornell Domain Name Registry. 
    • To determine the network administrator(s) for your subnet at Cornell, Browse to the list of network administrators. (Cornell login is required to access this page.) In the...
    • Domain Name The name that identifies and locates an organization or other entity on the Internet. Domain Name Server A computer that provides the...
    • As websites are moved to external hosting companies, DNS records are created to point Cornell names to locations and services that are no longer fully in campus control. Since these DNS records are a representation of Cornell's public image, extra oversight is needed to prevent accidental or deliberate defacement of these resources.
    • Sent to Unit Head with initial domain name request. This sample email is part of the process to register a domain name at Cornell. 
    • Sent to NetAdmin when the domain name request is approved by the Unit Head. This sample email is part of the process to register a domain name at Cornell.
    • Sent to NetAdmin when the domain name request is denied by the Unit Head. This sample email is part of the process to register a domain name at Cornell.
    • Sent to both NetAdmin and Unit Head when the domain is created by the domain name manager. This sample email is part of the process to register a domain name at Cornell.
    • Sent to NetAdmin and Unit Head when the domain is approved and created by the Domain Review Board. This sample email is part of the process to register a domain name at Cornell.
    • Sent to both the NetAdmin and the Unit Head when the domain name request is denied by the Domain Review Board. The requested domain will not be created. 

    Network Registry

    • If you're responsible for network connections in your department or building, you need to register all the network devices into DNS as per university policy 5.7, Network Registry. For more...
    • If you're responsible for network connections in your department or building, you need to register all the network devices into DNS as per University Policy 5.7, Network Registry....
    • Consider the configuration options described below when planning your subnet for DHCP. When you've determined your needs, CIT will assist with set up. Contact CIT by sending email to the ...
    • DHCP (Dynamic Host Configuration Protocol) An Internet protocol used to automatically assign IP addresses and to deliver information such as router and printer addresses. DNS (Domain...
    • What Are IP Addresses and How Are They Used? IP (Internet Protocol) addresses are used to identify hosts on the campus network that in turn ties into the Internet, a global network. A...
    • Technical Support Providers can configure visitor access for their departmental networks in a variety of ways.