hi stephan [EMAIL PROTECTED] ~]$ dig mail.rebel-management.com
--> all fine from my side [EMAIL PROTECTED] ~]$ dig mail.rebel-management.com @ns1.allytech.com --> all fine from my side [EMAIL PROTECTED] ~]$ dig mail.rebel-management.com @ns2.allytech.com --> all fine from my side my traceroute looks similar to yours: 9 ge1-0.ar2.lon2.gblx.net (195.66.224.112) 21.316 ms 21.511 ms 21.298 ms 10 CABLEVISION-S-A.TenGigabitEthernet3-4.ar3.EZE1.gblx.net (207.136.166.242) 238.915 ms 238.818 ms 238.624 ms 11 * * * 12 * * * 13 smtp27.allytech.com (200.49.145.27) 250.816 ms 253.820 ms 251.001 ms host is reachable: [EMAIL PROTECTED] ~]$ ping 200.49.145.27 PING 200.49.145.27 (200.49.145.27): 56 data bytes 64 bytes from 200.49.145.27: icmp_seq=0 ttl=50 time=242.537 ms 64 bytes from 200.49.145.27: icmp_seq=1 ttl=50 time=251.503 ms 64 bytes from 200.49.145.27: icmp_seq=2 ttl=50 time=240.112 ms ^C --- 200.49.145.27 ping statistics --- 3 packets transmitted, 3 packets received, 0% packet loss round-trip min/avg/max/stddev = 240.112/244.717/251.503/4.899 ms greetings & gn8 -steven > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Stephan Wolf > Sent: Wednesday, November 12, 2008 8:28 PM > To: [EMAIL PROTECTED] > Subject: [swinog] trouble to reach a DNS-server from a single > network inswitzerland > > hello all, > > we have trouble from one datacenter in CH to reach a special > DNS server of one of our business partners in Argentina. > And only from this datacenter / IP-subnet. > but it doesn't look like a local problem. > > from all other locations in > Belarus/Brasil/Hungary/France/Germany and also via ADSL-links > of Sunrise in CH or via Cable Internet by Cablecom in CH we > can connect without any trouble. > > so the problem can be: > - local > - on way > - remote side > > see failure exemplary from one host in this datacenter: > > [EMAIL PROTECTED] root]# nslookup > >> server ns1.allytech.com > > Default server: ns1.allytech.com > > Address: 200.49.145.101#53 > >> mail.rebel-management.com > > Server: ns1.allytech.com > > Address: 200.49.145.101#53 > > > > ** server can't find mail.rebel-management.com: SERVFAIL > >> > >> > >> server 200.49.145.101 > > Default server: 200.49.145.101 > > Address: 200.49.145.101#53 > >> mail.rebel-management.com > > ;; connection timed out; no servers could be reached > > > from all other locations in > Belarus/Brasil/Hungary/France/Germany and also via ADSL-links > of Sunrise in CH we can connect without any > trouble: > >> [EMAIL PROTECTED]:/home/admin# nslookup > >>> server 200.49.145.101 > >> Default server: 200.49.145.101 > >> Address: 200.49.145.101#53 > >>> mail.rebel-management.com > >> Server: 200.49.145.101 > >> Address: 200.49.145.101#53 > >> > >> Name: mail.rebel-management.com > >> Address: 200.49.145.27 > > > we contacted already our provider of our datacenter, but we > think the problem is at the end DNS, or on the way, because > also every trace from any location shows trouble near to this DNS: > > 12 cablevision-s-a.tengigabitethernet3-4.ar3.eze1.gblx.net > > (207.136.166.242) 334.160 ms 331.279 ms 332.844 ms > > 13 * * * > > 14 * * * > > 15 smtp1.dnscheck.com.ar (200.49.145.101) 339.278 ms 341.718 ms > > 364.889 ms > > and we fond only problems with this single DNS there. > (sure, can be also local by our provider - we will see - but > can not believe it) > > > Please do me a favor: > try from your datacenter to resolve via this DNS > > Default server: ns1.allytech.com > > Address: 200.49.145.101#53 > > to resolve > > mail.rebel-management.com > > and report also problems by connecting this DNS with infos of > your provider to: > <[EMAIL PROTECTED]> > > > many thanks in advance > > stephan > > > > > _______________________________________________ > swinog mailing list > swinog@lists.swinog.ch > http://lists.swinog.ch/cgi-bin/mailman/listinfo/swinog > _______________________________________________ swinog mailing list swinog@lists.swinog.ch http://lists.swinog.ch/cgi-bin/mailman/listinfo/swinog
