Marcus,
From route-views output, it looks like AS9498/airtel is probably
leaking your route between two of its upstreams (AS6453/Tata and
AS4637/Telstra) overseas, funneling some of your traffic through their
router.
route-views>sh ip bgp 23.92.178.22 | i 9498
3356 6453 9498 4637 29791
On Behalf Of John Weekes
Sent: Thursday, November 08, 2018 14:44
To: nanog@nanog.org
Subject: Amazon network engineering contact? re: DDoS traffic
We've been seeing significant attack activity from Amazon over the last two
months, involving apparently compromised instances that commonly send 1-10G
We've been seeing significant attack activity from Amazon over the last
two months, involving apparently compromised instances that commonly
send 1-10G of traffic per source and together generate Nx10G of total
traffic. Even when our overall upstream capacity exceeds an attack's
overall size,
On 10/29/2016 9:43 PM, Eric S. Raymond wrote:
I in turn have to call BS on this. If it were really that easy, we'd
be inundated by Mirais -- we'd have several attacks a*day*.
Some of us are seeing many significant attacks a day.
That's because botnets are frequently used to hit game servers
On 10/24/2016 9:37 PM, b...@theworld.com wrote:
As I've suggested before how much would you attribute this to a lack
of English skills by recipients?
I do not think that is a significant factor.
Here are some points along those lines:
- ab...@cnc-noc.net times out. It's not a matter of
On 10/23/2016 4:19 PM, Ronald F. Guilmette wrote:
... I've recorded
about 2.4 million IP addresses involved in the last two months (a number
that is higher than the number of actual devices, since most seem to
have dynamic IP addresses). The ISPs behind those IP addresses have
received
Ok, so this mailing list is a list of network operators. Swell. Every
network operator who can do so, please raise your hand if you have
*recently* scanned you own network and if you can -honestly- attest
that you have taken all necessary steps to insure that none of the
numerous specific
Ca,
Folks, it may be time to take the next step and admit that UDP is too
broken to support
https://tools.ietf.org/html/draft-byrne-opsec-udp-advisory-00
Your comments have been requested
My comment would be that UDP is still widely used for game server
traffic. This is unlikely to change
On 5/27/2014 11:24 AM, Matthew Huff wrote:
We are having troubles reaching services on the other side of cogent/internap
peering. Anyone else seeing issues?
We haven't seen Cogent-related issues at SEF today and that IP address
is currently pingable through the Cogent looking glass. From
On 2/20/2014 12:41 PM, Edward Roels wrote:
Curious if anyone else thinks filtering out NTP packets above a certain
packet size is a good or terrible idea.
From my brief testing it seems 90 bytes for IPv4 and 110 bytes for IPv6 are
typical for a client to successfully synchronize to an NTP
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