[caiu] Latencia no dns da Google alta novamente
Raffaello Vaselli
raffav em msn.com
Domingo Setembro 22 17:26:42 BRT 2013
Ok, obrigado pelas informações
Mais isso não justifica ou explica o fato que a latência aumentou
--- Mensagem Original ---
De: "Alexandre Pires Avilla [Dominioz Telecom]" <ale.avilla em dominioz.com.br>
Enviado: 22 de setembro de 2013 17:01
Para: "Lista das indisponibilidades da Internet brasileira" <caiu em eng.registro.br>
Assunto: Re: [caiu] Latencia no dns da Google alta novamente
Lista de locais e redes dos anycast do dns do google
Google Public DNS servers are available worldwide.
Here are the subnets from which Google Public DNS sends requests to authoritative nameservers, and their associated IATA airport codes:
64.233.162.0/24 gru
64.233.168.0/24 iad
74.125.16.0/24 tpe
74.125.17.0/24 bru
74.125.18.0/24 grq
74.125.19.0/24 mrn
74.125.176.0/24 mrn
74.125.178.0/24 atl
74.125.179.0/24 atl
74.125.180.0/24 ber
74.125.181.0/24 bru
74.125.182.0/24 cbf
74.125.183.0/24 cbf
74.125.184.0/24 chs
74.125.185.0/24 chs
74.125.186.0/24 dls
74.125.187.0/24 dls
74.125.188.0/24 dub
74.125.189.0/24 fra
74.125.191.0/24 hkg
173.194.96.0/24 dub
173.194.97.0/24 kul
173.194.98.0/24 lpp
173.194.99.0/24 tul
209.85.224.0/24 cbf
2404:6800:4001::/48 kul
2404:6800:4005::/48 hkg
2404:6800:4008::/48 tpe
2607:f8b0:4001::/48 cbf
2607:f8b0:4002::/48 atl
2607:f8b0:4003::/48 tul
2607:f8b0:4004::/48 iad
2607:f8b0:400c::/48 chs
2607:f8b0:400d::/48 mrn
2607:f8b0:400e::/48 dls
2800:3f0:4001::/48 gru
2a00:1450:4001::/48 fra
2a00:1450:4008::/48 ber
2a00:1450:400b::/48 dub
2a00:1450:400c::/48 bru
2a00:1450:4010::/48 lpp
2a00:1450:4013::/48 grq
This list is subject to additions, modifications, and even reductions as we continue to deploy and support our service.
O do brasil esta dentro da faixa do GRU
Atenciosamente,
Alexandre Pires Avila
Network Engineer
Tecnologia e Conectividade
Dominioz Serviços de Telecomunicações
TargetNet - Banda Larga - www.targetnet.com.br
Vale Link - Acesso Dedicado - www.valelink.com.br
Dominioz - Hospedagem de sites - www.dominioz.com.br
Facebook: http://facebook.com/dominioz
Av. Dr. Jorge Tibiriça, 105
Centro
Pindamonhangaba/SP
Central de Atendimento: 0800 940 4975
Mobile: [12] 9745.9679
NOC: [12] 3645.4975
Powered by :-)
> Em 20/09/2013, às 18:31, "Raffaello Vaselli" <raffav em msn.com> escreveu:
>
> Prezados,
>
> Será que a google fez alguma alteração, ou e algum problemas de rotas no brasil
> nessas ultimas semanas de setempro a latencia da google passou de +/- 25ms para 120-300ms
>
> Ping via Minha empresa
> HOST SIZE TTL TIME STATUS
> 8.8.8.8 56 43 138ms
> 8.8.8.8 56 43 144ms
> 8.8.8.8 56 43 137ms
> 8.8.8.8 56 43 140ms
> 8.8.8.8 56 43 140ms
> 8.8.8.8 56 43 149ms
> 8.8.8.8 56 43 136ms
> 8.8.8.8 56 43 138ms
> sent=8 received=8 packet-loss=0% min-rtt=136ms avg-rtt=140ms max-rtt=149ms
>
> traceroute via minha empresa
> # ADDRESS RT1 RT2 RT3 STATUS
> 1 177.38.98.65 2ms 1ms 1ms
> 2 192.168.211.33 2ms 2ms 2ms
> 3 192.168.211.9 3ms 3ms 4ms
> 4 192.168.211.1 6ms 6ms 5ms
> 5 192.168.210.1 7ms 6ms 9ms
> 6 192.168.255.1 7ms 6ms 7ms
> 7 177.129.9.9 7ms 7ms 9ms
> 8 177.129.8.2 11ms 12ms 9ms
> 9 187.16.218.58 21ms 19ms 22ms
> 10 209.85.254.54 18ms 23ms 17ms
> 11 72.14.238.218 34ms 26ms 75ms <MPLS:L=487211,E=4>
> 12 72.14.233.250 130ms 128ms 143ms <MPLS:L=532017,E=4>
> 13 209.85.252.98 142ms 139ms 139ms <MPLS:L=580299,E=4>
> 14 209.85.243.254 155ms 157ms 155ms
> 15 0.0.0.0 0ms 0ms 0ms
> 16 8.8.8.8 142ms 158ms 138ms
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> ping velox
>
> Pinging 8.8.8.8 with 32 bytes of data:
> Reply from 8.8.8.8: bytes=32 time=176ms TTL=45
> Reply from 8.8.8.8: bytes=32 time=183ms TTL=44
> Reply from 8.8.8.8: bytes=32 time=162ms TTL=45
> Reply from 8.8.8.8: bytes=32 time=152ms TTL=45
>
> Ping statistics for 8.8.8.8:
> Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
> Approximate round trip times in milli-seconds:
> Minimum = 152ms, Maximum = 183ms, Average = 168ms
>
> tracert velox
>
> Tracing route to google [8.8.8.8]
> over a maximum of 30 hops:
>
> 1 <1 ms <1 ms 1 ms 192.168.2.1
> 2 * * * Request timed out.
> 3 76 ms 57 ms 22 ms xe-6-0-2.545-bot-rj-rotn-j01.telemar.net.br [200
> .149.112.78]
> 4 39 ms 52 ms 31 ms so-9-3-0.0-gua-sp-rotn-j01.telemar.net.br [200.2
> 23.45.142]
> 5 70 ms 86 ms 54 ms 200164013077.user.veloxzone.com.br [200.164.13.7
> 7]
> 6 105 ms 97 ms 95 ms 72.14.197.249
> 7 92 ms 52 ms 59 ms 209.85.254.54
> 8 61 ms 82 ms 37 ms 72.14.236.174
> 9 187 ms 146 ms 203 ms 72.14.233.250
> 10 180 ms 200 ms 151 ms 209.85.252.96
> 11 152 ms 181 ms 151 ms 209.85.243.254
> 12 * * * Request timed out.
> 13 201 ms 260 ms 172 ms google [8.8.8.8]
>
> Trace complete.
>
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> Ping pelo colocation no Terremark SP da minha empresa Vale lembrar que os testes que efetuava por aqui a latencia era uma media de 8ms
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 8.8.8.8, timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip min/avg/max = 136/138/140 ms
>
> Traceroute pelo colocation no Terremark SP da minha empresa
>
> Tracing the route to google-public-dns-a.google.com (8.8.8.8)
>
> 1 201.94.147.130 4 msec 0 msec 4 msec
> 2 as15169-s2.sp.ptt.br (187.16.218.58) 0 msec 0 msec 0 msec
> 3 209.85.254.54 0 msec
> 209.85.254.136 4 msec 4 msec
> 4 72.14.238.218 12 msec
> 72.14.236.174 12 msec
> 72.14.238.218 8 msec
> 5 72.14.235.106 112 msec 112 msec
> 72.14.233.250 112 msec
> 6 209.85.252.98 120 msec 124 msec
> 209.85.252.96 120 msec
> 7 209.85.248.29 128 msec
> 209.85.248.31 136 msec
> 209.85.243.254 120 msec
> 8 * * *
> 9 google-public-dns-a.google.com (8.8.8.8) 140 msec 140 msec 140 msec
>
>
>
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