No subject


Sun Dec 9 17:34:17 CET 2012


$ telnet smittys.pointclark.net 25
Trying 65.175.181.44...
Connected to smittys.pointclark.net.
Escape character is '^]'.
220 smittys.pointclark.net ESMTP Postfix
quit
221 Bye
Connection closed by foreign host.

Traceroute looks normal:

khepri:/var/log/exim $ traceroute smittys.pointclark.net
traceroute to smittys.pointclark.net (65.175.181.44), 30 hops max, 40 byte
packets
 1  gw.rtr1.colo1.NBG1.ip-exchange.de (212.123.124.185)  0.317 ms   0.490 ms
0.501 ms
 2  ge3-5.cr2.NBG1.content-core.net (212.123.127.65)  0.224 ms   0.227 ms
0.217 ms
 3  Tenge2-4-57.cr3.FRA3.content-core.net (212.123.123.203)  3.525 ms   3.471
ms   3.484 ms
 4  4G-p2.cr1.FRA3.content-core.net (212.123.123.42)  3.503 ms   3.458 ms
3.402 ms
 5  193.159.224.21 (193.159.224.21)  3.707 ms   3.700 ms   3.509 ms
 6  f-ea5.F.DE.net.DTAG.DE (62.154.16.161)  3.741 ms   3.753 ms   3.759 ms
 7  te-4-4.car2.Frankfurt1.Level3.net (4.68.110.253)  4.089 ms   4.119 ms
4.101 ms
 8  ae-32-54.ebr2.Frankfurt1.Level3.net (4.68.118.126)  6.728 ms   16.346 ms
13.799 ms
 9  ae-1-100.ebr1.Frankfurt1.Level3.net (4.69.132.125)  13.597 ms   6.701 ms
6.489 ms
10  ae-2.ebr2.Paris1.Level3.net (4.69.132.141)  13.381 ms   26.367 ms
25.514 ms
11  ae-44.ebr2.Washington1.Level3.net (4.69.137.62)  100.867 ms
ae-41.ebr2.Washington1.Level3.net (4.69.137.50)  97.342 ms
ae-42.ebr2.Washington1.Level3.net (4.69.137.54)  97.593 ms
12  ae-82-82.csw3.Washington1.Level3.net (4.69.134.154)  107.265 ms
ae-92-92.csw4.Washington1.Level3.net (4.69.134.158)  97.440 ms
ae-62-62.csw1.Washington1.Level3.net (4.69.134.146)  101.640 ms
13  ae-71-71.ebr1.Washington1.Level3.net (4.69.134.133)  97.547 ms
ae-81-81.ebr1.Washington1.Level3.net (4.69.134.137)  103.698 ms *
14  ae-4-4.car1.Cleveland1.Level3.net (4.69.132.193)  101.302 ms   102.199 ms
102.147 ms
15  ae-11-11.car2.Cleveland1.Level3.net (4.69.132.198)  102.603 ms   101.464
ms   101.079 ms
16  ROADRUNNER.car2.Cleveland1.Level3.net (4.78.59.46)  122.099 ms   122.230
ms   121.963 ms
17  gig15-0-0.ptldmeptl-rtr02.nyroc.rr.com (24.24.7.150)  134.609 ms
135.359 ms   134.807 ms
18  rrcs-24-39-3-2.nys.biz.rr.com (24.39.3.2)  134.779 ms   136.254 ms
135.865 ms
19  * * *
...

And from here in Boston:

$ traceroute smittys.pointclark.net
traceroute to smittys.pointclark.net (65.175.181.44), 30 hops max, 40 byte
packets
 ...
 3  vl200.aggr1.sbo.ma.rcn.net (209.6.160.100)  16.420 ms  16.833 ms  17.103
ms
 4  ge3-4.border1.sbo.ma.rcn.net (207.172.19.85)  46.691 ms  47.108 ms
47.312 ms
 5  gigabitethernet6-24.car2.bos1.Level3.net (63.211.176.17)  17.384 ms
20.025 ms  20.415 ms
 6  ae-5-5.ebr1.NewYork1.Level3.net (4.69.132.250)  28.679 ms  27.749 ms
25.022 ms
 7  ae-81-81.csw3.NewYork1.Level3.net (4.69.134.74)  28.837 ms
ae-91-91.csw4.NewYork1.Level3.net (4.69.134.78)  31.413 ms
ae-61-61.csw1.NewYork1.Level3.net (4.69.134.66)  22.518 ms
 8  ae-74-74.ebr4.NewYork1.Level3.net (4.69.134.117)  25.795 ms
ae-83-83.ebr3.NewYork1.Level3.net (4.69.134.105)  21.125 ms
ae-93-93.ebr3.NewYork1.Level3.net (4.69.134.109)  19.931 ms
 9  ae-3.ebr3.Washington1.Level3.net (4.69.132.89)  26.395 ms
ae-3.ebr4.Washington1.Level3.net (4.69.132.93)  26.157 ms
ae-3.ebr3.Washington1.Level3.net (4.69.132.89)  27.952 ms
10  ae-74-74.csw2.Washington1.Level3.net (4.69.134.182)  27.395 ms
ae-83-83.csw3.Washington1.Level3.net (4.69.134.170)  35.010 ms
ae-94-94.csw4.Washington1.Level3.net (4.69.134.190)  33.347 ms
11  ae-61-61.ebr1.Washington1.Level3.net (4.69.134.129)  26.157 ms
ae-71-71.ebr1.Washington1.Level3.net (4.69.134.133)  26.932 ms
ae-81-81.ebr1.Washington1.Level3.net (4.69.134.137)  26.572 ms
12  ae-4-4.car1.Cleveland1.Level3.net (4.69.132.193)  32.026 ms  32.630 ms
32.396 ms
13  ae-11-11.car2.Cleveland1.Level3.net (4.69.132.198)  32.929 ms  33.136 ms
35.418 ms
14  ROADRUNNER.car2.Cleveland1.Level3.net (4.78.59.46)  34.417 ms  34.816 ms
35.012 ms
15  gig15-0-0.ptldmeptl-rtr02.nyroc.rr.com (24.24.7.150)  42.779 ms  42.381
ms  46.577 ms
16  rrcs-24-39-3-2.nys.biz.rr.com (24.39.3.2)  49.243 ms  48.864 ms  48.490
ms
17  rrcs-24-39-50-36.nys.biz.rr.com (24.39.50.36)  51.890 ms  48.315 ms
51.254 ms
18  * * *
19  * * *
20  * * *
21  * * *
...

So, "the internet is broken". Routing problem somewhere between Germany and
the US?

Or... you're not doing fancy antispam based on RBLs or something are you,
that would just drop incoming tcp connections from 'suspicious' IPs?

If you hop on IRC, we can discuss further there.

Thanks,
Ward.

-- 
Ward Vandewege <ward at fsf.org>
Free Software Foundation - Senior System Administrator




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