Skip to content

Instantly share code, notes, and snippets.

@optman

optman/trace chinadns

Last active October 21, 2015 03:02
Show Gist options
  • Save optman/4a8639980809390ca240 to your computer and use it in GitHub Desktop.
Save optman/4a8639980809390ca240 to your computer and use it in GitHub Desktop.
Download ZIP
Raw
gistfile1.txt
client(199.3) <-> router(199.1)<-> chinadns(199.3)
//client -> router
10:52:02.298528 IP 192.168.199.3.52133 > Hiwifi.lan.domain: 46227+ [1au] A? www.douban.com. (43)
//router -> chinadns
10:52:02.299806 IP Hiwifi.lan.44563 > 192.168.199.3.domain: 19371+ [1au] A? www.douban.com. (43)
//chinadns -> uper
10:52:02.299936 IP 192.168.199.3.34984 > public1.114dns.com.domain: 16780+ [1au] A? www.douban.com. (43)
10:52:02.299952 IP 192.168.199.3.34984 > public1.alidns.com.domain: 16780+ [1au] A? www.douban.com. (43)
10:52:02.299970 IP 192.168.199.3.34984 > google-public-dns-b.google.com.domain: 16780+ [1au] A? www.douban.com. (44)
10:52:02.299976 IP 192.168.199.3.34984 > google-public-dns-a.google.com.domain: 16780+ [1au] A? www.douban.com. (44)
//uper->chinadns
10:52:02.315104 IP public1.alidns.com.domain > 192.168.199.3.34984: 16780 3/0/0 A 211.147.4.32, A 211.147.4.49, A 211.147.4.31 (80)
//chinadns -> router
10:52:02.315209 IP 192.168.199.3.domain > Hiwifi.lan.44563: 19371 3/0/0 A 211.147.4.32, A 211.147.4.49, A 211.147.4.31 (80)
//router -> client
10:52:02.315817 IP Hiwifi.lan.domain > 192.168.199.3.52133: 46227 3/0/0 A 211.147.4.32, A 211.147.4.49, A 211.147.4.31 (80)
//up -> chinadns
10:52:02.317481 IP public1.114dns.com.domain > 192.168.199.3.34984: 16780 3/0/1 A 211.147.4.49, A 211.147.4.31, A 211.147.4.32 (91)
//chinadns -> router
10:52:02.317575 IP 192.168.199.3.domain > Hiwifi.lan.44563: 19371 3/0/1 A 211.147.4.49, A 211.147.4.31, A 211.147.4.32 (91)
Raw
gistfile2.txt
client(199.3) <-> router(199.1)<-> chinadns(199.3)
//client->router
10:59:50.095847 IP 192.168.199.3.53958 > Hiwifi.lan.domain: 16981+ [1au] A? pi.optman.net. (42)
//router->chinadns
10:59:50.096691 IP Hiwifi.lan.48319 > 192.168.199.3.domain: 57040+ [1au] A? pi.optman.net. (42)
//chinadns->uper server
10:59:50.096820 IP 192.168.199.3.34984 > public1.114dns.com.domain: 56353+ [1au] A? pi.optman.net. (42)
10:59:50.096836 IP 192.168.199.3.34984 > public1.alidns.com.domain: 56353+ [1au] A? pi.optman.net. (42)
10:59:50.096853 IP 192.168.199.3.34984 > google-public-dns-b.google.com.domain: 56353+ [1au] A? pi.optman.net. (43)
10:59:50.096859 IP 192.168.199.3.34984 > google-public-dns-a.google.com.domain: 56353+ [1au] A? pi.optman.net. (43)
//uper server -> chinadns
10:59:50.112256 IP public1.114dns.com.domain > 192.168.199.3.34984: 56353 1/0/1 A 123.123.56.83 (58)
//chinadns->router
10:59:50.112363 IP 192.168.199.3.domain > Hiwifi.lan.48319: 57040 1/0/1 A 123.123.56.83 (58)
//router->client
10:59:50.112954 IP Hiwifi.lan.domain > 192.168.199.3.53958: 16981 1/0/1 A 123.123.56.83 (58)
//another upder server -> chinadns
10:59:50.823967 IP public1.alidns.com.domain > 192.168.199.3.34984: 56353 1/0/0 A 123.123.56.83 (47)
//chiandns->router
10:59:50.824082 IP 192.168.199.3.domain > Hiwifi.lan.48319: 57040 1/0/0 A 123.123.56.83 (47)
Raw
trace chinadns
client: 199.1
china dns server: 199.3
//request
192.168.199.1.34028 > 192.168.199.3.53: 6279+ A? vpn.optman.net. (32)
//resolve to uper stream
192.168.199.3.34984 > 114.114.114.114.53: 13864+ A? vpn.optman.net. (32)
192.168.199.3.34984 > 223.5.5.5.53: 13864+ A? vpn.optman.net. (32)
192.168.199.3.34984 > 8.8.4.4.53: 13864+ A? vpn.optman.net. (33)
192.168.199.3.34984 > 8.8.8.8.53: 13864+ A? vpn.optman.net. (33)
//uper stream response
114.114.114.114.53 > 192.168.199.3.34984: 13864 1/0/0 vpn.optman.net. A 123.123.56.83 (48)
//send back to client.
192.168.199.3.53 > 192.168.199.1.34028: 6279 1/0/0 vpn.optman.net. A 123.123.56.83 (48)
//another request
192.168.199.1.1975 > 192.168.199.3.53: 6049+ AAAA? vpn.optman.net. (32)
//resolve to uper stream
192.168.199.3.34984 > 114.114.114.114.53: 26974+ AAAA? vpn.optman.net. (32)
192.168.199.3.34984 > 223.5.5.5.53: 26974+ AAAA? vpn.optman.net. (32)
192.168.199.3.34984 > 8.8.4.4.53: 26974+ AAAA? vpn.optman.net. (33)
192.168.199.3.34984 > 8.8.8.8.53: 26974+ AAAA? vpn.optman.net. (33)
//uper stream response
114.114.114.114.53 > 192.168.199.3.34984: 26974 0/0/0 (32)
223.5.5.5.53 > 192.168.199.3.34984: 26974 0/0/0 (32)
223.5.5.5.53 > 192.168.199.3.34984: 13864 1/0/0 vpn.optman.net. A 123.123.56.83 (48)
//send back to client.
192.168.199.3.53 > 192.168.199.1.34028: 6279 1/0/0 vpn.optman.net. A 123.123.56.83 (48)
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment