nanog mailing list archives
Re: .mil domain root only hosted by one server??
From: Vinny Abello <vinny () tellurian com>
Date: Wed, 21 Aug 2002 16:09:21 -0400
Ooops... My apologies (before I get slammed). I forgot the query type of NS in my dig.
; <<>> DiG 9.2.1 <<>> @a.root-servers.net ns mil. ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41 ;; flags: qr aa rd; QUERY: 1, ANSWER: 11, AUTHORITY: 0, ADDITIONAL: 11 ;; QUESTION SECTION: ;mil. IN NS ;; ANSWER SECTION: mil. 86400 IN NS E.ROOT-SERVERS.NET. mil. 86400 IN NS PAC2.NIPR.mil. mil. 86400 IN NS CON1.NIPR.mil. mil. 86400 IN NS B.ROOT-SERVERS.NET. mil. 86400 IN NS A.ROOT-SERVERS.NET. mil. 86400 IN NS EUR1.NIPR.mil. mil. 86400 IN NS PAC1.NIPR.mil. mil. 86400 IN NS H.ROOT-SERVERS.NET. mil. 86400 IN NS G.ROOT-SERVERS.NET. mil. 86400 IN NS CON2.NIPR.mil. mil. 86400 IN NS EUR2.NIPR.mil. ;; ADDITIONAL SECTION: E.ROOT-SERVERS.NET. 3600000 IN A 192.203.230.10 PAC2.NIPR.mil. 86400 IN A 199.252.155.234 CON1.NIPR.mil. 86400 IN A 199.252.175.234 B.ROOT-SERVERS.NET. 3600000 IN A 128.9.0.107 A.ROOT-SERVERS.NET. 3600000 IN A 198.41.0.4 EUR1.NIPR.mil. 86400 IN A 199.252.154.234 PAC1.NIPR.mil. 86400 IN A 199.252.180.234 H.ROOT-SERVERS.NET. 3600000 IN A 128.63.2.53 G.ROOT-SERVERS.NET. 3600000 IN A 192.112.36.4 CON2.NIPR.mil. 86400 IN A 199.252.173.234 EUR2.NIPR.mil. 86400 IN A 199.252.143.234 ;; Query time: 500 msec ;; SERVER: 198.41.0.4#53(a.root-servers.net) ;; WHEN: Wed Aug 21 16:07:56 2002 ;; MSG SIZE rcvd: 412 That's better. :) Go back to your regularly scheduled threads. At 03:04 PM 8/21/2002 -0500, you wrote:
On Wed, Aug 21, 2002 at 03:46:22PM -0400, Vinny Abello wrote: > > I just stumbled across something I thought was interesting. All the .mil > domain names used by the U.S. Military are served by one single root> server. I thought that was a bit odd. I'm sure that one server is more than> enough to handle the queries for all the .mil domains with no problem, but> it doesn't seem very redundant or safe at all. Especially for something our> military uses. There's something that could be beefed up a little bit. My > other thought (which others may know) was that perhaps the military runs > G.ROOT-SERVERS.NET and I'm just not aware of it. Maybe it's a policy to > only run .mil on what they can control? Even still, I think it might be in > their best interest to setup a few more. > > These are the results I got when I queried A.ROOT-SERVERS.NET: > > ; <<>> DiG 9.2.1 <<>> @a.root-servers.net mil. > ;; global options: printcmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 41 > ;; flags: qr aa rd; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 > > ;; QUESTION SECTION: > ;mil. IN A > > ;; AUTHORITY SECTION: > mil. 86400 IN SOA G.ROOT-SERVERS.NET. > HOSTMASTER.N > IC.mil. 2002082000 3600 900 1209600 86400 > Ummmm. The SOA MNAME field is always a single server. bastet[~]$ dig +short mil ns @g.root-servers.net PAC1.NIPR.mil. H.ROOT-SERVERS.NET. G.ROOT-SERVERS.NET. CON2.NIPR.mil. EUR2.NIPR.mil. E.ROOT-SERVERS.NET. PAC2.NIPR.mil. CON1.NIPR.mil. B.ROOT-SERVERS.NET. A.ROOT-SERVERS.NET. EUR1.NIPR.mil. bastet[~]$ -Pete
Vinny Abello Network Engineer Server Management vinny () tellurian com (973)300-9211 x 125 (973)940-6125 (Direct) PGP Key Fingerprint: 3BC5 9A48 FC78 03D3 82E0 E935 5325 FBCB 0100 977A Tellurian Networks - The Ultimate Internet Connection http://www.tellurian.com (888)TELLURIAN
Current thread:
- .mil domain root only hosted by one server?? Vinny Abello (Aug 21)
- Re: .mil domain root only hosted by one server?? Joe Abley (Aug 21)
- Re: .mil domain root only hosted by one server?? Randy Bush (Aug 21)
- Re: .mil domain root only hosted by one server?? Valdis . Kletnieks (Aug 21)
- Re: .mil domain root only hosted by one server?? Pete Ehlke (Aug 21)
- Re: .mil domain root only hosted by one server?? Vinny Abello (Aug 21)
- Re: .mil domain root only hosted by one server?? Randy Bush (Aug 21)
- Die thread, DIE! -> Re: .mil domain root only hosted by one server?? Vinny Abello (Aug 21)
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- Re: .mil domain root only hosted by one server?? Joe Abley (Aug 21)