La Fibre
Hébergeurs et opérateurs pro / entreprises => Hébergeurs et opérateurs pro / entreprises => Scaleway => Discussion démarrée par: BadMax le 23 octobre 2014 à 20:33:03
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J'ai constaté des problèmes d'accès à des sites hébergés chez Online : nouvelobs.com et anciennement laposte.net
Traceroute:
root@tao:~# mtr -4rwc10 tempsreel.nouvelobs.com
HOST: tao Loss% Snt Last Avg Best Wrst StDev
1.|-- 78.228.245.254 0.0% 10 20.5 20.3 18.9 21.0 0.7
2.|-- 213.228.33.126 0.0% 10 20.1 20.5 19.6 21.9 0.8
3.|-- caderousse-49m-1-v800.intf.routers.proxad.net 0.0% 10 21.5 21.8 20.9 23.0 0.7
4.|-- vernegues-4k-1-v802.intf.routers.proxad.net 0.0% 10 21.9 22.8 21.7 24.2 0.8
5.|-- marseille-6k-1-v808.intf.routers.proxad.net 10.0% 10 28.1 26.7 24.2 29.1 1.8
6.|-- lyon-crs16-1-be1003.intf.routers.proxad.net 0.0% 10 26.6 27.3 25.3 29.5 1.3
7.|-- bzn-crs16-2-be1000.intf.routers.proxad.net 0.0% 10 34.2 34.7 32.7 37.0 1.3
8.|-- th2-9k-1-be1003.intf.routers.proxad.net 0.0% 10 32.8 32.3 31.1 34.0 0.9
9.|-- dedibox-1-t.intf.routers.proxad.net 0.0% 10 32.3 32.8 31.0 34.7 1.1
10.|-- ? ? 100.0 10
Je me suis posé la question si c'était lié à la connexion avec Hopus.
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Il faudrait déjà raisonner par IP, car le nom de domaine fait pointer vers de serveurs chez de nombreux hébergeurs :
CDN EdgeCast Networks pour Adeli : (IP publique : 46.227.16.8 )
$ mtr -4rwc100 tempsreel.nouvelobs.com
Start: Thu Oct 23 20:37:06 2014
HOST: lafibre.info Loss% Snt Last Avg Best Wrst StDev
1.|-- portevlan.adeli.biz 0.0% 100 2.8 1.4 0.2 61.6 6.2
2.|-- equinix-paris.edgecastcdn.net 0.0% 100 6.6 6.8 6.0 35.0 2.8
3.|-- 93.184.221.133 0.0% 100 6.7 6.4 6.0 7.1 0.0
OVH pour Bouygues Telecom : (IP publique 89.92.43.221)
$ mtr -4rwc100 tempsreel.nouvelobs.com
Start: Thu Oct 23 20:38:21 2014
HOST: vivien Loss% Snt Last Avg Best Wrst StDev
1.|-- gestionbbox.lan 0.0% 100 0.6 1.9 0.4 63.2 7.4
2.|-- 10.112.0.1 0.0% 100 6.9 9.1 6.8 23.8 2.7
3.|-- 213-245-252-177.rev.numericable.fr 0.0% 100 7.9 10.0 6.8 43.0 5.4
4.|-- ip-53.net-80-236-1.static.numericable.fr 0.0% 100 8.7 10.9 7.6 60.7 6.5
5.|-- ip-49.net-80-236-1.static.numericable.fr 0.0% 100 10.3 10.4 7.9 22.8 3.1
6.|-- lag101.350.ncc-cbv.net.bbox.fr 0.0% 100 8.6 13.5 8.6 87.7 12.3
7.|-- 350.la101.bsr01-cbv.net.bbox.fr 88.0% 100 11.0 33.8 10.5 107.1 34.6
8.|-- be16.cbr01-ntr.net.bbox.fr 0.0% 100 12.0 15.3 10.0 70.0 8.9
9.|-- ? ? 100.0 100
10.|-- ? ? 100.0 100
11.|-- gsw-g1-a9.fr.eu 0.0% 100 16.6 13.2 10.1 29.7 4.4
12.|-- rbx-g2-a9.fr.eu 0.0% 100 16.5 17.0 14.4 30.6 3.7
13.|-- vss-6a-6k.fr.eu 17.0% 100 15.2 37.3 14.0 218.7 44.0
14.|-- ns230939.ovh.net 0.0% 100 16.2 16.5 13.7 47.8 4.5
OVH pour Numericable :
$ mtr -4rwc100 tempsreel.nouvelobs.com
Start: Thu Oct 23 20:46:25 2014
HOST: Vivien Loss% Snt Last Avg Best Wrst StDev
1.|-- 10.112.0.1 0.0% 100 8.9 8.0 6.7 12.1 0.7
2.|-- eps1rj-ge-0-1-5.100.numericable.net 1.0% 100 7.0 9.3 6.7 57.3 6.4
3.|-- ip-190.net-80-236-8.asnieres.rev.numericable.fr 0.0% 100 9.3 9.7 6.9 48.2 5.1
4.|-- ip-185.net-80-236-8.asnieres.rev.numericable.fr 0.0% 100 9.4 9.1 7.6 17.7 1.3
5.|-- 172.19.129.130 2.0% 100 20.2 15.7 10.0 22.4 3.5
6.|-- ? ? 100.0 100
7.|-- gsw-g1-a9.fr.eu 0.0% 100 10.4 10.5 8.7 20.8 1.3
8.|-- rbx-g2-a9.fr.eu 0.0% 100 14.3 14.2 12.5 20.9 1.4
9.|-- vss-6a-6k.fr.eu 38.0% 100 15.5 24.1 12.3 152.3 27.9
10.|-- ns230939.ovh.net 0.0% 100 13.8 13.2 11.8 17.7 0.9
Assez marrant, avec OVH, on va chez Online !
$ mtr -4rwc100 tempsreel.nouvelobs.com
Start: Thu Oct 23 20:50:53 2014
HOST: ovh.testdebit.info Loss% Snt Last Avg Best Wrst StDev
1.|-- 37.187.131.252 0.0% 100 0.6 0.7 0.5 2.2 0.3
2.|-- gra-g1-a9.fr.eu 0.0% 100 2.0 0.9 0.6 2.2 0.3
3.|-- gsw-g1-a9.fr.eu 0.0% 100 5.0 4.8 4.6 6.5 0.1
4.|-- th2-5-6k.fr.eu 62.0% 100 4.9 6.1 4.7 18.7 3.8
5.|-- ? ? 100.0 100
6.|-- a9k1-pni-th2.dc3.poneytelecom.eu 0.0% 100 5.5 6.5 5.4 28.5 2.4
7.|-- 195.154.1.163 0.0% 100 5.4 5.6 5.2 12.3 0.9
8.|-- sd-28193.dedibox.fr 0.0% 100 5.1 5.6 4.9 17.6 1.4
Pour Online, on reste bien chez Online :
$ mtr -4rwc100 tempsreel.nouvelobs.com
HOST: Loss% Snt Last Avg Best Wrst StDev
1.|-- 62.210.156.14.te-dns.org 0.0% 100 1.4 2.4 0.6 46.7 4.8
2.|-- a9k1-45x-s44-2.dc3.poneytelecom.eu 0.0% 100 0.7 1.6 0.7 26.5 3.1
3.|-- 195.154.1.163 0.0% 100 0.6 0.6 0.5 3.1 0.4
4.|-- sd-28193.dedibox.fr 0.0% 100 0.3 0.7 0.3 13.2 1.7
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depuis SFR en wifi "faible qualité"
2 169 ms 130 ms 173 ms 119.48.6.109.rev.sfr.net [109.6.48.119]
3 207 ms 203 ms 101 ms 49.88.3.109.rev.sfr.net [109.3.88.49]
4 431 ms 304 ms 305 ms sfr.th2-1.rt.hopus.net [37.77.34.28]
5 225 ms 160 ms 248 ms lag-pop-th2-1.dc3-2.rt.hopus.net [37.77.32.1]
6 168 ms 409 ms 157 ms lag-online-1.dc3-2.rt.hopus.net [37.77.36.5]
7 221 ms 180 ms 204 ms 195.154.1.165
8 294 ms 305 ms 205 ms sd-28193.dedibox.fr [195.154.243.216][/tt
et depuis la box directement (ip différente pour nouvel obs ..)
traceroute to 178.33.225.189 (178.33.225.189) from 93.7.87.*, 30 hops max, 38 byte packets
1 119.48.6.109.rev.sfr.net (109.6.48.119) 136.030 ms
2 49.88.3.109.rev.sfr.net (109.3.88.49) 27.733 ms
3 *
4 gsw-g1-a9.fr.eu (213.186.32.210) 126.323 ms
5 rbx-g2-a9.fr.eu (91.121.215.151) 131.707 ms
6 vss-6b-6k.fr.eu (91.121.128.44) 144.977 ms
7 *
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Donc depuis Free :
tempsreel.nouvelobs.com is an alias for 2-01-2763-0002.cdx.cedexis.net.
2-01-2763-0002.cdx.cedexis.net is an alias for sd-28193.dedibox.fr.
sd-28193.dedibox.fr has address 195.154.243.216
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Tu arrives a joindre les autres serveurs du /24 ?
Exemple de site web voisins : http://lisa.rootshell.be/ (http://lisa.rootshell.be/)
Tous les serveurs entre 195.154.243.201 et 195.154.243.222 répondent au ping.
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Depuis Free chez moi on tombe sur du OVH :
Target Name: tempsreel.nouvelobs.com
IP: 178.33.225.189
Date/Time: 23/10/2014 21:42:28 to 23/10/2014 21:42:40
Hop Sent Err PL% Min Max Avg Host Name / [IP]
1 13 0 0,0 0 0 0 fortigate [172.16.0.254]
2 13 0 0,0 4 6 5 [88.160.98.254]
3 13 0 0,0 5 18 7 stmaurice-6k-1-a5.routers.proxad.net [213.228.14.254]
4 13 0 0,0 7 13 8 bzn-crs16-2-be1008.intf.routers.proxad.net [194.149.160.125]
5 13 0 0,0 7 16 8 cbv-9k-1-be1000.intf.routers.proxad.net [194.149.161.10]
6 13 13 100,0 0 0 0 [-]
7 13 0 0,0 7 12 7 th2-g1-a9.fr.eu [91.121.215.134]
8 13 0 0,0 11 12 11 rbx-g1-a9.fr.eu [91.121.215.133]
9 8 2 25,0 11 104 30 vss-6b-6k.fr.eu [91.121.128.42]
10 13 0 0,0 10 13 11 ns230939.ovh.net [178.33.225.189]
Aucun problème pour joindre du Online également.
EDIT :
Après avoir vidé mon cache DNS :
Target Name: tempsreel.nouvelobs.com
IP: 93.184.221.133
Date/Time: 23/10/2014 21:50:06 to 23/10/2014 21:50:20
Hop Sent Err PL% Min Max Avg Host Name / [IP]
1 15 0 0,0 0 0 0 fortigate [172.16.0.254]
2 15 0 0,0 5 8 5 [88.160.98.254]
3 15 0 0,0 5 10 6 stmaurice-6k-1-a5.routers.proxad.net [213.228.14.254]
4 15 0 0,0 7 13 9 bzn-crs16-2-be1008.intf.routers.proxad.net [194.149.160.125]
5 15 0 0,0 6 10 7 th2-9k-1-be1003.intf.routers.proxad.net [78.254.249.97]
6 15 15 100,0 0 0 0 [-]
7 15 0 0,0 21 24 22 ae-7.r04.parsfr01.fr.bb.gin.ntt.net [129.250.8.1]
8 15 0 0,0 22 29 22 xe-0-1-0-5.r04.parsfr01.fr.ce.gin.ntt.net [81.25.197.154]
9 15 1 6,7 29 31 29 [93.184.221.133]
A mon avis il y'a un équilibrage de charge au niveau du DNS (round-robin).
Ça doit être le hasard, c'est pas parce qu'on vient de tel réseau qu'on va rester dessus ou prendre le chemin le plus court.
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effectivement le meilleur test c'est deja de tester soit notre gateway a nous (ie en .1 la plupart du temps) ou les voisins du meme subnet.
souvent, *très* souvent c'est le serveur qui a un netmask mal configuré (surtout avec notre migration d'IPs en 88.19x ;)
Mik
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Tu arrives a joindre les autres serveurs du /24 ?
Exemple de site web voisins : http://lisa.rootshell.be/ (http://lisa.rootshell.be/)
Tous les serveurs entre 195.154.243.201 et 195.154.243.222 répondent au ping.
Hum...
root@tao:~# i=201; while [ $i -lt 222 ]; do RES=`ping -c 1 -w 2 195.154.243.$i | grep received`; echo "195.154.243.$i: $RES"; i=`expr $i + 1`;done
195.154.243.201: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.202: 2 packets transmitted, 0 received, 100% packet loss, time 1001ms
195.154.243.203: 2 packets transmitted, 0 received, 100% packet loss, time 1001ms
195.154.243.204: 2 packets transmitted, 0 received, 100% packet loss, time 1001ms
195.154.243.205: 2 packets transmitted, 0 received, 100% packet loss, time 1000ms
195.154.243.206: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.207: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.208: 2 packets transmitted, 0 received, 100% packet loss, time 1000ms
195.154.243.209: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.210: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.211: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.212: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.213: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.214: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.215: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.216: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.217: 2 packets transmitted, 0 received, 100% packet loss, time 1000ms
195.154.243.218: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.219: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.220: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
195.154.243.221: 3 packets transmitted, 0 received, 100% packet loss, time 1999ms
Ca te va comme réponse ? :)
En début de semaine, c'était laposte.net qui ne répondait pas car j'arrivais aussi chez Online.
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root@195-154-243-220:~# ping 78.228.245.2
PING 78.228.245.2 (78.228.245.2) 56(84) bytes of data.
64 bytes from 78.228.245.2: icmp_seq=1 ttl=54 time=35.5 ms
c quoi ton IP ? ;)
Mik
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Cela ping bien d'Orange.
Par contre, le champ time est inutilisable :(
$ i=201; while [ $i -lt 222 ]; do RES=`ping -c 1 -w 2 195.154.243.$i | grep received`; echo "195.154.243.$i: $RES"; i=`expr $i + 1`;done
195.154.243.201: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.202: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.203: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.204: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.205: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.206: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.207: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.208: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.209: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.210: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.211: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.212: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.213: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.214: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.215: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.216: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.217: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.218: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.219: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.220: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
195.154.243.221: 1 packets transmitted, 1 received, 0% packet loss, time 0ms
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root@195-154-243-220:~# ping 78.228.245.2
PING 78.228.245.2 (78.228.245.2) 56(84) bytes of data.
64 bytes from 78.228.245.2: icmp_seq=1 ttl=54 time=35.5 ms
c quoi ton IP ? ;)
Mik
La .34 (ouais je file mon IP en public, meme pas peur des warlords :))
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C'est bon, j'ai trouvé le fautif !
C'est la faute à Bensay !!! :)
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Il faut expliquer, c'est un ban de plage IP a cause de scan SSH.
On en parle dans ce post : https://lafibre.info/serveurs/scan-ssh/
En bonus un traceroute inverse depuis Online :
$ mtr -rwc100 78.228.245.34
HOST: online Loss% Snt Last Avg Best Wrst StDev
1.|-- 62.210.156.14.te-dns.org 0.0% 100 1.7 2.7 0.6 60.4 6.3
2.|-- a9k2-45x-s44-2.dc3.poneytelecom.eu 0.0% 100 0.8 1.1 0.6 11.3 1.1
3.|-- th2-crs16-1-be1503-t.intf.routers.proxad.net 0.0% 100 0.8 0.8 0.7 1.9 0.1
4.|-- p11-crs16-1-be1001.intf.routers.proxad.net 0.0% 100 2.4 2.5 0.5 4.5 1.2
5.|-- lyon-crs8-2-be2001.intf.routers.proxad.net 0.0% 100 9.9 9.4 7.5 11.4 1.2
6.|-- andancette-4k-1-v812.intf.routers.proxad.net 0.0% 100 11.8 11.8 11.7 14.3 0.3
7.|-- saulce-49m-1-v802.intf.routers.proxad.net 0.0% 100 11.6 11.7 11.6 13.1 0.1
8.|-- mad26-1.dslg.proxad.net 0.0% 100 12.0 12.0 11.9 12.9 0.1
9.|-- mad26-1-78-228-245-34.fbx.proxad.net 0.0% 100 31.2 31.4 30.1 32.7 0.6