Hello
Steven Glogger wrote:
hm... from AS12429 its working fine.
your problem sounds for me like a MTU and/or firewall problem...
I don't think so, I could also not reaching http://www.sf.tv/
around 20:00, but now it is working again.
During the outage (hop 3 + 4 are ch-zrh01a-ra1-ge-1-1-0.aorta.net
[213.46.171.49]):
[EMAIL PROTECTED]:~$ traceroute www.sf.tv
traceroute: Warning: www.sf.tv has multiple addresses; using
80.67.84.75
traceroute to www.sf.tv.edgesuite.net (80.67.84.75), 64 hops max,
40 byte packets
1 gate2.home4u.ch (62.2.85.177) 2.090 ms 1.683 ms 1.139 ms
2 cc-10-179-64-1.home4u.ch (10.179.64.1) 8.117 ms 6.147 ms
4.760 ms
3 * * *
4 * * *
5 tix2-nap.netarch.akamai.com (194.42.48.48) 15.525 ms 5.481
ms 6.043 ms
6 * * *
7 * *^C
[EMAIL PROTECTED]:~$ host www.sf.tv
www.sf.tv is an alias for www.sf.tv.edgesuite.net.
www.sf.tv.edgesuite.net is an alias for a1133.g.akamai.net.
a1133.g.akamai.net has address 80.67.84.75
a1133.g.akamai.net has address 80.67.84.74
[EMAIL PROTECTED]:~$
Now it looks different:
[EMAIL PROTECTED]:~$ traceroute www.sf.tv
traceroute: Warning: www.sf.tv has multiple addresses; using
212.243.221.214
traceroute to www.sf.tv.edgesuite.net (212.243.221.214), 64 hops
max, 40 byte packets
1 gate2.home4u.ch (62.2.85.177) 47.432 ms 1.574 ms 1.106 ms
2 cc-10-179-64-1.home4u.ch (10.179.64.1) 32.915 ms 4.358 ms
8.884 ms
3 * * *
4 * * *
5 i79tix-015-gig2-4.bb.ip-plus.net (164.128.22.9) 17.091 ms
20.524 ms 9.976 ms
6 i79zhh-015-xxx1-4.bb.ip-plus.net (138.187.129.73) 18.855 ms
7.312 ms 25.770 ms
7 i79zhh-005-gig6-0x2.bb.ip-plus.net (138.187.129.45) 23.617
ms 6.916 ms 5.532 ms
8 i79zhh-101-vla201.bb.ip-plus.net (138.187.129.42) 7.519 ms
6.321 ms 7.802 ms
9 212.243.221.214 (212.243.221.214) 16.905 ms 8.681 ms 7.759 ms
[EMAIL PROTECTED]:~$ host www.sf.tv
www.sf.tv is an alias for www.sf.tv.edgesuite.net.
www.sf.tv.edgesuite.net is an alias for a1133.g.akamai.net.
a1133.g.akamai.net has address 212.243.221.214
a1133.g.akamai.net has address 212.243.221.208
[EMAIL PROTECTED]:~$
Seems really to have been a problem somewhere on Akamai's network,
also i.dell.com does resolv the same now:
[EMAIL PROTECTED]:~$ host i.dell.com
i.dell.com is an alias for img.dell-cidr.akadns.net.
img.dell-cidr.akadns.net is an alias for img.dell.com.edgesuite.net.
img.dell.com.edgesuite.net is an alias for a569.g.akamai.net.
a569.g.akamai.net has address 212.243.221.208
a569.g.akamai.net has address 212.243.221.214
[EMAIL PROTECTED]:~$
Could it be possible, that edgesuite.net/akamai.net is doing
anycast [1] with its IP addresses? This would explain why it could
be reached from some places but not from others.
[1] http://en.wikipedia.org/wiki/Anycast
bye
Fabian
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