more on dns CVE-2008-1447

Nas mailling lists diz-se que os ataques começaram…

in <http://permalink.gmane.org/gmane.linux.redhat.fedora.general/306278> we see this text:

The DNS attacks are starting!!! Below is a snippet of a logwatch from last night. Be sure all DNS servers are updated if at all possible. The spooks are out in full on this security vulnerability in force. THIS IS YOUR LAST WARNING…!!! Patch or Upgrade NOW! … this ought to be an interesting weekend.

— Paul Vixie
Anúncios

Youtube network outage ?

Espero para ver mas interessante lá está é o que eu digo os problemas não existem só em .pt
Youtube in bgplay before the problem

when broken network

Encontre as diferenças se isso ajudar …

Relembro-me um livro da O’reilly sobre bind/ISC que recomenda o uso de localizações diferentes para nameservers primários ( localizações físicas e lógicas ), não é algo que eu siga, mas só não sigo porque não sou o chefe.

sudo traceroute 208.65.152.201
traceroute to 208.65.152.201 (208.65.152.201), 64 hops max, 40 byte packets
1 20.0.0.254 (20.0.0.254) 0 ms 0 ms 0 ms
2 * * *
3 * * *
4 195.22.12.69 (195.22.12.69) 6 ms 6 ms 6 ms
5 Cogent.AS174.gigapix.pt (193.136.250.80) 111 ms 111 ms 111 ms
6 te7-3.mpd02.mad05.atlas.cogentco.com (130.117.1.101) 109 ms 109 ms 109 ms
7 te4-3.mpd01.par02.atlas.cogentco.com (130.117.2.249) 289 ms te1-3.mpd01.par02.atlas.cogentco.com (130.117.0.22) 217 ms te3-3.mpd01.par02.atlas.cogentco.com (130.117.0.78) 212 ms
8 te2-2.mpd02.par01.atlas.cogentco.com (130.117.2.81) 111 ms te3-2.mpd02.par01.atlas.cogentco.com (130.117.2.110) 111 ms te1-2.mpd02.par01.atlas.cogentco.com (130.117.1.230) 110 ms
9 te4-4.ccr04.jfk02.atlas.cogentco.com (130.117.2.9) 109 ms te7-4.ccr04.jfk02.atlas.cogentco.com (154.54.1.21) 111 ms te4-4.ccr04.jfk02.atlas.cogentco.com (130.117.2.9) 109 ms
10 te8-2.mpd01.jfk01.atlas.cogentco.com (154.54.1.210) 110 ms te3-3.mpd01.jfk01.atlas.cogentco.com (154.54.24.149) 112 ms te8-2.mpd01.jfk01.atlas.cogentco.com (154.54.1.210) 110 ms
11 vl3490.mpd01.ewr03.atlas.cogentco.com (154.54.1.30) 111 ms te4-4.mpd01.ewr03.atlas.cogentco.com (154.54.1.38) 111 ms vl3490.mpd01.ewr03.atlas.cogentco.com (154.54.1.30) 111 ms
12 you-tube-llc.demarc.cogentco.com (38.101.84.66) 110 ms 111 ms 110 ms
13 * * *
[15:17:55]andre@linux-wii:~$ sudo traceroute 208.65.152.201
traceroute to 208.65.152.201 (208.65.152.201), 64 hops max, 40 byte packets
1 20.0.0.254 (20.0.0.254) 0 ms 0 ms 0 ms
2 * * *
3 * * *
4 195.22.12.69 (195.22.12.69) 6 ms 8 ms 6 ms
5 Cogent.AS174.gigapix.pt (193.136.250.80) 110 ms 111 ms 110 ms
6 * * te7-3.mpd02.mad05.atlas.cogentco.com (130.117.1.101) 109 ms
7 te3-3.mpd01.par02.atlas.cogentco.com (130.117.0.78) 111 ms te7-3.mpd01.par02.atlas.cogentco.com (130.117.2.173) 111 ms te4-3.mpd01.par02.atlas.cogentco.com (130.117.2.249) 109 ms
8 te1-2.mpd02.par01.atlas.cogentco.com (130.117.1.230) 110 ms * te2-2.mpd02.par01.atlas.cogentco.com (130.117.2.81) 111 ms
9 te7-4.ccr04.jfk02.atlas.cogentco.com (154.54.1.21) 110 ms te4-4.ccr04.jfk02.atlas.cogentco.com (130.117.2.9) 110 ms te4-4.mpd03.jfk02.atlas.cogentco.com (130.117.1.245) 110 ms
10 te8-2.mpd01.jfk01.atlas.cogentco.com (154.54.1.210) 110 ms te3-3.mpd01.jfk01.atlas.cogentco.com (154.54.24.149) 111 ms te8-2.mpd01.jfk01.atlas.cogentco.com (154.54.1.210) 109 ms
11 vl3490.mpd01.ewr03.atlas.cogentco.com (154.54.1.30) 117 ms te4-4.mpd01.ewr03.atlas.cogentco.com (154.54.1.38) 111 ms vl3490.mpd01.ewr03.atlas.cogentco.com (154.54.1.30) 111 ms
12 you-tube-llc.demarc.cogentco.com (38.101.84.66) 212 ms 110 ms 113 ms
13 * * *
14 * * *
15 * * *
16 * * *
17 * * *
18 * dns1.sjl.youtube.com (208.65.152.201) 1595 ms *

[15:19:30]andre@linux-wii:~$ sudo traceroute 208.65.152.137
[sudo] password for andre:
traceroute to 208.65.152.137 (208.65.152.137), 64 hops max, 40 byte packets
1 20.0.0.254 (20.0.0.254) 0 ms 0 ms 0 ms
2 * * *
3 88.157.255.129 (88.157.255.129) 6 ms 6 ms 6 ms
4 195.22.12.69 (195.22.12.69) 6 ms 7 ms 6 ms
5 Cogent.AS174.gigapix.pt (193.136.250.80) 111 ms 111 ms 111 ms
6 te7-3.mpd02.mad05.atlas.cogentco.com (130.117.1.101) 110 ms * *
7 te1-3.mpd01.par02.atlas.cogentco.com (130.117.0.22) 110 ms te4-3.mpd01.par02.atlas.cogentco.com (130.117.2.249) 109 ms te7-3.mpd01.par02.atlas.cogentco.com (130.117.2.173) 111 ms
8 * te1-2.mpd02.par01.atlas.cogentco.com (130.117.1.230) 110 ms te3-2.mpd02.par01.atlas.cogentco.com (130.117.2.110) 111 ms
9 te4-4.mpd03.jfk02.atlas.cogentco.com (130.117.1.245) 110 ms te7-4.ccr04.jfk02.atlas.cogentco.com (154.54.1.21) 111 ms te4-4.mpd03.jfk02.atlas.cogentco.com (130.117.1.245) 109 ms
10 te8-4.mpd01.jfk01.atlas.cogentco.com (154.54.7.70) 110 ms 111 ms 110 ms
11 te4-4.mpd01.ewr03.atlas.cogentco.com (154.54.1.38) 111 ms vl3490.mpd01.ewr03.atlas.cogentco.com (154.54.1.30) 112 ms te4-4.mpd01.ewr03.atlas.cogentco.com (154.54.1.38) 110 ms
12 you-tube-llc.demarc.cogentco.com (38.101.84.66) 162 ms 202 ms 158 ms
13 * * *
14 * * *
15 * * *
16 * * *
17 * * *
18 dns2.sjl.youtube.com (208.65.152.137) 192 ms 192 ms 192 ms