John L. Crain

John L. Crain

Chief Technical Officer
Joined on November 27, 2007
Total Post Views: 7,214

About

John is currently the Chief Technical Officer at ICANN, The Internet Corporation for Assigned Names and Numbers. The Internet Corporation for Assigned Names and Numbers (ICANN) is an internationally organized, non-profit corporation that has responsibility for Internet Protocol (IP) address space allocation, protocol identifier assignment, generic (gTLD) and country code (ccTLD) Top-Level Domain name system management, and root server system management functions.

Prior to his time at ICANN, John worked as part of the executive management team at the RIPE NCC in Amsterdam. The RIPE NCC is the Regional Internet Registry (RIR) that provides Internet resource allocations for Europe and surrounding areas.

John has been directly involved in the administration of Internet Identifiers since his start at the RIPE NCC in 1995 and has worked in all areas of IP address administration.

John also has extensive experience in the area of DNS administration and managing Internet infrastructure services. Currently he is responsible for the management of l.root-servers.net, one of the Internet's 13 "Root Servers”.
Before becoming involved in Internet Administration John worked as a Design Engineer in composite materials research and development. In that role John was also responsible for local area networking of Computer Aided Design Systems and for writing and developing custom software applications.

Featured Blogs

A Root Server With a View…

Running a DNS server that serves the root gives an interesting view into the world of the DNS. With the ongoing improvements to the ICANN operated L-ROOT, we've been fortunate enough to be able to make use of the "DNS Statistics Collector" (DSC) tool. "DSC" allows us to generate different views of the DNS queries we have been seeing at the L-ROOT systems. more

Topic Interests

DNSInternet ProtocolNew TLDsICANN

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A Root Server With a View…