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- From: mike <mike AT pikeaero.com>
- To: discuss AT lists.opennicproject.org
- Subject: Re: [opennic-discuss] Sharp increase in DNS traffic.
- Date: Sun, 19 Jun 2011 21:11:17 -0400
- Envelope-to: discuss AT lists.opennicproject.org
- List-archive: <http://lists.darkdna.net/pipermail/discuss>
- List-id: <discuss.lists.opennicproject.org>
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Okay....what the heck is going on here? Here'a a small snippet from my
"netstat -n":
0 66.206.229.101:57691 192.41.162.30:53 TIME_WAIT
tcp 1 1 66.206.229.101:41576 192.31.80.30:53
CLOSING
tcp 0 0 66.206.229.101:47285 192.55.83.30:53
TIME_WAIT
tcp 0 0 66.206.229.101:58621 192.5.6.30:53
ESTABLISHED
tcp 1 1 66.206.229.101:58078 192.43.172.30:53
CLOSING
tcp 0 49 66.206.229.101:43677 192.52.178.30:53
LAST_ACK
tcp 0 0 66.206.229.101:47599 192.31.80.30:53
TIME_WAIT
There are hundreds of these 192...bla addresses. They all belong to
VeriSign!!
So what gives here?! Are we under attack by Verisign or what? Is this
just me?
- --Mike
On 11-06-19 08:11 PM, mike wrote:
> Any other ops noticing a sharp increase in DNS traffic since late
> yesterday or so?
>
> I don't keep any logs, so I can't give a detailed report, but 'named'
> CPU usage has climbed significantly along with UDP traffic on port 53.
>
> I'm just trying to estimate if this is a trend or if this is a once-time
> event of some sort. If it's a trend then I probably need to start
> budgeting for some hardware upgrades at some point, my DNS is running
> only on a single core, 32-bit 2GHz CPU @ 1.5 GB RAM. I've got plenty of
> RAM, but 'named' since perhaps around midnight last night has the CPU
> pegged at 45-55%.
>
> --Mike
>
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- [opennic-discuss] [NS0] Extended downtime, Julian DeMarchi, 06/13/2011
- Re: [opennic-discuss] [NS0] Extended downtime, Julian DeMarchi, 06/13/2011
- Re: [opennic-discuss] [NS0] Extended downtime, Zach Gibbens, 06/15/2011
- [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., Jeff Taylor, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., Jeff Taylor, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- Re: [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- [opennic-discuss] Sharp increase in DNS traffic., mike, 06/19/2011
- Re: [opennic-discuss] [NS0] Extended downtime, Zach Gibbens, 06/15/2011
- Re: [opennic-discuss] [NS0] Extended downtime, Julian DeMarchi, 06/13/2011
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