[Cialug] Root servers

Andrew Denner linux-list at upeke.com
Thu Aug 26 16:20:39 UTC 2021


https://www.iana.org/domains/root/servers  lists the following servers as
the root dns authorities:
HOSTNAMEIP ADDRESSESOPERATOR
a.root-servers.net 198.41.0.4, 2001:503:ba3e::2:30 Verisign, Inc.
b.root-servers.net 199.9.14.201, 2001:500:200::b University of Southern
California,
Information Sciences Institute
c.root-servers.net 192.33.4.12, 2001:500:2::c Cogent Communications
d.root-servers.net 199.7.91.13, 2001:500:2d::d University of Maryland
e.root-servers.net 192.203.230.10, 2001:500:a8::e NASA (Ames Research
Center)
f.root-servers.net 192.5.5.241, 2001:500:2f::f Internet Systems Consortium,
Inc.
g.root-servers.net 192.112.36.4, 2001:500:12::d0d US Department of Defense
(NIC)
h.root-servers.net 198.97.190.53, 2001:500:1::53 US Army (Research Lab)
i.root-servers.net 192.36.148.17, 2001:7fe::53 Netnod
j.root-servers.net 192.58.128.30, 2001:503:c27::2:30 Verisign, Inc.
k.root-servers.net 193.0.14.129, 2001:7fd::1 RIPE NCC
l.root-servers.net 199.7.83.42, 2001:500:9f::42 ICANN
m.root-servers.net 202.12.27.33, 2001:dc3::35 WIDE Project
These are anycast to locations around the world. (Details at:
https://en.wikipedia.org/wiki/Root_name_server)



On Thu, Aug 26, 2021 at 8:51 AM Todd Walton <tdwalton at gmail.com> wrote:

> If I wanted to..... *root around*.... in the domain name system's root
> servers, where would I do that? Specifically, I'm just curious to know
> where, physically, they are. I guess, like, I'd query the root server, find
> out its IPs, then do some kind of network magic to locate the network its
> on and that would tell me where it is?
>
> --
> Todd
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