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usTLD Stakeholders Council
Bryan BrittBeltane Web ServicesDelegated Domain Manager since 1996~500 Domain Delegations
Delegated Domain Manager Presentation
Outline» RFC1480» Domain Manager Responsibilities» Naming Structure of the Legacy .US Domain Space» DNS as it pertains to Domain Registries» Challenges
RFC1480 (1993)» Specifies the hierarchy design and policies of the
(legacy) .US Domain» Co-authored by Jon Postel and Ann Cooper of the
University of California – Information Services Institute (ISI)
» Set up the delegation procedures and policies for the Domain Managers
Domain Manager Responsibilities» Equitable, just, honest, and competent» (At least) two nameservers, geographically separate» Neustar has DNS access to nameservers» Timely communication (within 24 hours)» Accept all applicants on an equal basis» NEXUS policy
Domain Manager Responsibilities» Limited to 500 delegations, maximum of 50 in a state» Moratorium on transfers or new delegations
Naming Structure
.US.FED
(Federal).DNI
(Distributed National Institutes)
.AR(Each State)
Naming Structure
.US
.AR (State)
.K12 .CC .TEC .LIB .STATE .GEN (Locality)
• The Locality could be either a city or country name within the state.
• Domain delegations happened at this level.
Naming Structure
.US
.AR (State)
.Conway (Locality)
.CI .CO JoesFish
Examples
• City of Conway• ci.conway.ar.us, fire.ci.conway.ar.us, police.ci.conway.ar.us
• County of Conway• co.conway.ar.us, sheriff.co.conway.ar.us
• Joe’s Fish Market• joesfish.conway.ar.us
• Joe Blow• joeblow.conway.ar.us
DNS (as it pertains to Domain Registries)
SOA – Start of Authority
“Who’s in Charge?”
DNS (as it pertains to Domain Registries)
BELTANE com <null>Root Servers
DNS (as it pertains to Domain Registries)
BELTANE com <null>Domain Registry Root Servers
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
DNS (as it pertains to Domain Registries)
BELTANE com <null>DOMAIN Domain Registry Root Servers
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
DNS (as it pertains to Domain Registries)
BELTANE com <null>DNS Entries DOMAIN Domain Registry Root Servers
SOAACNAMEetc.
dns1.beltane.comdns2.beltane.com
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
DNS (as it pertains to Domain Registries)
CI conway ar us <null>Domain Registry
Root Servers
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
DNS (as it pertains to Domain Registries)
CI conway ar us <null>(Reserved) Domain
RegistryRoot Servers
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
DNS (as it pertains to Domain Registries)
CI conway ar us <null>Domain Managers (Reserved) Domain
RegistryRoot Servers
usdns.beltane.comusdns2.beltane.comusdns3.beltane.comusdns4.beltane.comusdns5.beltane.com
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
DNS (as it pertains to Domain Registries)
CI conway ar us <null>DNS
RecordsDOMAIN Domain Managers (Reserved) Domain
RegistryRoot Servers
SOAACNAMEetc.
ns1.domain.comns2.domain.com
usdns.beltane.comusdns2.beltane.comusdns3.beltane.comusdns4.beltane.comusdns5.beltane.com
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.cctld.usb.cctld.usc.cctld.use.cctld.usf.cctld.usk.cctld.us
a.root-servers.netb.root-servers.netc.root-servers.netd.root-servers.nete.root-servers.netf.root-servers.netg.root-servers.neth.root-servers.neti.root-servers.netj.root-servers.netk.root-servers.netl.root-servers.netm.root-servers.net
Challenges to Domain Mangers» Keeping our Nameservers online» Confusion by Domain Registrants
» Where we fall in the grand scheme» Unavailability of access to the WHOIS
» Confusion by Internet Service Companies» DNS & Web hosting companies» SSL Providers
© Neustar, Inc.19
Delegated Manager Breakdown» Currently 370 delegated managers responsible for
2,263 total legacy domains» 286 delegated managers responsible for a single locality
domain name» 55 delegated managers responsible for 2-10 names» 29 delegated managers responsible for 10+ names» Ten largest delegated managers responsible for 63 percent
of the locality domain names» Neustar serves as the delegated manager for 4,065
domain names