 1 edit | [Speed] Slow & stalled UK & EU websites for the past week on Com I am posting this thread to open a place for anyone to post their experiences of slow connections without intruding on another's persons thread.
Is there anyone else who has experienced slow or stalled UK or European websites in the past week while connected through comcast. I use these words because these are the words I used in a google search that first led me to this website.
My own problem is that I am a web designer hosting my websites on british servers in a company called Fasthosts. Over the past 7 days every afternoon and evening my sites have been slow, sluggish or just frozen on loading when viewed through comcast. I am looking for other people with similar experiences to post here - Thanks
2 possibly similar threads -
»[Speed] My French Car Forum is Being Throttled - But Why?
»[Speed] Bottleneck in European connection
"I'm a Gnu" (from a british children's song) |
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 NormanSPremium,MVM join:2001-02-14 San Jose, CA kudos:9 Reviews:
·SONIC.NET
·Pacific Bell - SBC
| Re: [Speed] Slow & stalled UK & EU websites for the past week on said by Imagnu:I am posting this thread to open a place for anyone to post their experiences of slow connections without intruding on another's persons thread. Be sure to include trace routes to the affected sites! -- Norman ~Oh Lord, why have you come ~To Konnyu, with the Lion and the Drum |
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 | reply to Imagnu I started the thread about the slow European site. I am still wondering why some important high paying customer with an European presence hasn't demanded a fix especially when other providers don't have any issue. |
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 1 edit | said by Brian A : I am still wondering why some important high paying customer with an European presence hasn't demanded a fix especially when other providers don't have any issue. I don't think many people have figured out what is wrong yet. The problem doesn't affect all european or uk websites - so far we have only had reports of the one in france and yours and mine. Aside from the one in France, it seems that yours and mine are both hosted on the same servers in a company called fasthosts.
So to notice the problem someone in the usa has to connect through comcast (and it may not be all comcast connections or from all areas - and there may also be other providers affected that I don't know about) in the afternoon or evening hours - and connect to a european or uk website that is being hosted on a platform that is at the other end of the problem. And as the connection problems are intermittent - when they connect all might be working ok for them. You were repeatedly trying to download something - so you were on long enough to notice. I am always working on my websites in the evenings and Checkerboard is a member of a forum that he went to every day. That is how we all noticed the change.
I am just hoping that other people begin to notice soon so we can get more examples and trace routes that might help identify the problems |
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 | The first day I noticed the problem I thought it was just congestion. And then the problem went away after about 2am. The second day when the slowness came back I called Fasthosts and spent a long time on the phone with them - but they could not replicate the problem on their end and couldn't help. Then it went away again. By the third day I was searching google for anyone else who had the same problem and found Checkerboard on this forum. I do believe that if anyone will be able to identify and fix the problems it will be people who can actually see them and for that it seems you have to be connected through comcast. |
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 NormanSPremium,MVM join:2001-02-14 San Jose, CA kudos:9 Reviews:
·SONIC.NET
·Pacific Bell - SBC
| reply to Brian A
said by Brian A :I started the thread about the slow European site. I am still wondering why some important high paying customer with an European presence hasn't demanded a fix especially when other providers don't have any issue. The problem is likely on an interface between specific providers, with low traffic from the U.S. to Europe. In the "European Bottleneck" thread you posted this trace route from a Comcast connection:
C:\>tracert www.phoenix-sim.com
Tracing route to www.phoenix-sim.com [88.208.252.129]
over a maximum of 30 hops:
1 1 ms 1 ms 2 ms unknown [192.168.1.1]
2 8 ms 12 ms 9 ms 96.120.41.33
3 9 ms 22 ms 19 ms te-4-5-ur07.grandrapids.mi.michigan.comcast.net[68.85.218.81]
4 26 ms 24 ms 23 ms te-0-2-0-12-ar01.taylor.mi.michigan.comcast.net[68.85.235.193]
5 22 ms 19 ms 23 ms pos-0-6-0-0-ar01.pontiac.mi.michigan.comcast.net [68.85.222.38]
6 30 ms 35 ms 24 ms he-4-5-0-0-cr01.350ecermak.il.ibone.comcast.net[68.86.90.221]
7 * 29 ms 26 ms pos-1-5-0-0-pe01.350ecermak.il.ibone.comcast.net [68.86.87.126]
8 24 ms 25 ms 25 ms xe-9-0-0.chi10.ip4.tinet.net [77.67.71.145]
9 116 ms 119 ms 117 ms xe-7-1-0.ams20.ip4.tinet.net [89.149.182.165]
10 135 ms 134 ms 131 ms schlund-gw.ip4.tinet.net [213.200.75.94]
11 148 ms * * te-1-2.bb-c.the.lon.gb.oneandone.net [212.227.120.134]
12 145 ms 146 ms 144 ms te2-1.prt0.fhcon.fasthosts.net.uk [88.208.255.57]
13 147 ms * 145 ms po-96.prt0.fhdis.fasthosts.net.uk [88.208.255.97]
14 145 ms 145 ms * 88.208.255.5
15 * 144 ms 148 ms 88.208.252.129
Trace complete.
I go by a different route from Sonic.net, LLC:
C:\Dig>tracert www.phoenix-sim.com
Tracing route to www.phoenix-sim.com [88.208.252.129]
over a maximum of 30 hops:
1 <1 ms 1 ms 1 ms 192.168.42.1
2 25 ms 26 ms 25 ms 173-228-7-1.dsl.static.sonic.net [173.228.7.1]
3 25 ms 24 ms 24 ms gig1-4.cr1.lsatca11.sonic.net [70.36.243.13]
4 25 ms 25 ms 25 ms 0.xe-7-1-0.gw.pao1.sonic.net [69.12.211.5]
5 24 ms 24 ms 25 ms 0.xe-6-1-0.gw2.200p-sf.sonic.net [64.142.0.109]
6 35 ms 26 ms 26 ms as0.gw.200p-sf.sonic.net [208.106.96.249]
7 26 ms 26 ms 25 ms xe-10-1-0.bar2.SanFrancisco1.Level3.net [4.53.134.9]
8 27 ms 25 ms 25 ms ae-6-6.ebr2.SanJose1.Level3.net [4.69.140.154]
9 35 ms 26 ms 25 ms ae-82-82.csw3.SanJose1.Level3.net [4.69.153.26]
10 26 ms 26 ms 26 ms ae-81-81.ebr1.SanJose1.Level3.net [4.69.153.9]
11 94 ms 94 ms 94 ms ae-2-2.ebr2.NewYork1.Level3.net [4.69.135.186]
12 94 ms 93 ms 93 ms ae-6-6.ebr2.NewYork2.Level3.net [4.69.141.22]
13 94 ms 94 ms 94 ms ae-1-100.ebr1.NewYork2.Level3.net [4.69.135.253]
14 99 ms 99 ms 99 ms ae-3-3.ebr2.Washington1.Level3.net [4.69.132.89]
15 179 ms 178 ms 179 ms ae-44-44.ebr2.Paris1.Level3.net [4.69.137.61]
16 177 ms 178 ms 177 ms ae-59-224.csw2.Paris1.Level3.net [4.69.161.66]
17 179 ms 177 ms 178 ms ae-2-52.edge5.Paris1.Level3.net [4.69.139.235]
18 183 ms 183 ms 183 ms 11-INTERNET.edge5.Paris1.Level3.net [212.73.200.54]
19 182 ms 182 ms 182 ms te-2-2.bb-d.ba.slo.gb.oneandone.net [212.227.120.26]
20 188 ms 188 ms 188 ms te2-8-11.prt0.fhdis.fasthosts.net.uk [88.208.255.189]
21 189 ms 188 ms 188 ms 88.208.255.5
22 187 ms 187 ms 187 ms 88.208.252.129
Trace complete.
You: Comcast - tinet.net - 1and1 - Fasthosts
Me: Sonic.net - Level 3 - 1and1
If "some important high paying customer with an European presence" is routed more like I am than you are, they probably see no more trouble than I do.
Factor in what percentage of Comcast users actually spend much time on offshore sites ...
-- Norman ~Oh Lord, why have you come ~To Konnyu, with the Lion and the Drum |
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 | reply to Imagnu The second day I had the problem I called Comcast support. I actually got someone who understood what I was talking about. While on the phone he went to the site and had the same issue (4-8k down). At the same time he used his phone and was able to get 300-400K. So he saw exactly what was going on and that another provider worked fine. He did a traceroute of the bad comcast link (which I posted here as well) and sent up a ticket to a manager who would then forward it to the proper engineer.
So they saw it, duplicated it, documented it, and ticketed it. |
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 | reply to Imagnu This is why network engineering so fun. I wish I was the engineer who had the authority and access to troubleshoot this issue.
It would be nice if someone working on this could share what they find and how they found it. |
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 ccnetengComcast EmployeePremium,VIP join:2008-02-06 Philadelphia, PA | The issue has been identified and isolated. The problem is external to the Comcast network and we have asked to have it corrected. It was caused by a very large content owner moving international traffic suddenly and congesting another ISPs network path being used to reach Comcast.
We are working with all parties to have them correct the issue and sorry for the inconvenience. |
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 | said by ccneteng:The issue has been identified and isolated. The problem is external to the Comcast network and we have asked to have it corrected. It was caused by a very large content owner moving international traffic suddenly and congesting another ISPs network path being used to reach Comcast.
We are working with all parties to have them correct the issue and sorry for the inconvenience. Oh wow that is great news thank you so much for your help in figuring this out!!!! |
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 ccnetengComcast EmployeePremium,VIP join:2008-02-06 Philadelphia, PA | See if things are better tonight. Looks like the traffic was shifted back. |
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 | reply to Imagnu at 4:45pm eastern it is all the way up to 15k/sec. I hope this is not what comcast considers an improvement. |
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 ccnetengComcast EmployeePremium,VIP join:2008-02-06 Philadelphia, PA | It is likely your problem is something different. If you get a login on this site you can PM me with specific details. |
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 | reply to ccneteng The problem continues for me.
Same as the original OP I work from California on a number of clients sites on Fasthosts. It's been impossible to get any work done on these site for a week... pages simply never finish loading. |
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 | reply to ccneteng said by ccneteng:See if things are better tonight. Looks like the traffic was shifted back. I haven't noticed any problems tonight at all thank you very much. I really mean that! I understand this was not a comcast problem and out of the whole world there were only 3 of us complaining about the connections - and comcast took the time to figure out the problem and talk to the company that could solve the issue. Very great service - thank you comcast and all forum members who helped to get this solved.
First time in 9 days I don't have to connect through my at&t hotspot to work or even just to check my emails which were also on the uk server! |
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 | Oops I spoke too soon - seems to have slowed again - but my gratitude is there all the same - I know this is not a comcast problem and I do appreciate all your help. |
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 | reply to anthonysf said by anthonysf :The problem continues for me.
Same as the original OP I work from California on a number of clients sites on Fasthosts. It's been impossible to get any work done on these site for a week... pages simply never finish loading. anthonysf - could you please post your trace route to a website so they can maybe see if your route goes through the same problem connections? Thanks |
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 | traceroute to 109.228.20.19 (109.228.20.19), 64 hops max, 52 byte packets 1 192.168.1.1 (192.168.1.1) 0.638 ms 0.255 ms 0.236 ms 2 c-76-21-56-1.hsd1.ca.comcast.net (76.21.56.1) 29.003 ms 28.911 ms 20.422 ms 3 te-7-2-ur01.sfgeary.ca.sfba.comcast.net (68.87.197.17) 82.211 ms 8.694 ms 10.231 ms 4 te-1-3-0-5-ar01.sfsutro.ca.sfba.comcast.net (68.85.154.38) 11.232 ms 11.681 ms 12.211 ms 5 he-1-8-0-0-cr01.sanjose.ca.ibone.comcast.net (68.86.91.229) 13.970 ms 23.588 ms 11.938 ms 6 pos-0-9-0-0-pe01.11greatoaks.ca.ibone.comcast.net (68.86.88.110) 16.228 ms 15.057 ms 16.206 ms 7 xe-9-3-0.sjc10.ip4.tinet.net (213.200.80.165) 14.715 ms 15.284 ms 12.951 ms 8 xe-7-1-0.ams20.ip4.tinet.net (89.149.182.165) 175.672 ms 177.366 ms xe-10-1-0.ams20.ip4.tinet.net (89.149.182.161) 169.671 ms 9 schlund-gw.ip4.tinet.net (213.200.75.94) 192.431 ms 194.014 ms * 10 * * te-1-2.bb-c.the.lon.gb.oneandone.net (212.227.120.134) 193.859 ms 11 te2-1.prt0.fhcon.fasthosts.net.uk (88.208.255.57) 194.285 ms 193.873 ms * 12 * * te2-1.nx01.fhcon.fasthosts.net.uk (88.208.255.237) 204.420 ms 13 server109-228-20-19.live-servers.net (109.228.20.19) 198.031 ms 195.133 ms 198.336 ms |
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 | reply to Imagnu Here is a trace route to another website I just started to do - it was working fine earlier and is now completely stalled -
»www.furniturerehoboth.com/
Microsoft Windows [Version 6.0.6001] Copyright (c) 2006 Microsoft Corporation. All rights reserved.
C:\Users\Oengo>tracert furniturerehoboth.com
Tracing route to furniturerehoboth.com [88.208.252.205] over a maximum of 30 hops:
1 1 ms |
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 | reply to anthonysf For me it is the whole 212.227. and the 87.106. range which is super slow (http, ftp) between about 3pm and 2am When I use my att phone browser the websites are showing up immediately.
The problem is definitely not solved. Those two ip ranges are 1and1 ip addresses and the 1and1.de website is very slow also. Not just their customer websites.
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7 he-3-9-0-0-cr01.denver.co.ibone.comcast.net (68.86.92.21) 32.391 ms 47.075 ms 36.005 ms 8 xe-0-1-0-0-pe01.910fifteenth.co.ibone.comcast.net (68.86.84.30) 30.176 ms 27.713 ms 41.038 ms 9 64.208.27.237 (64.208.27.237) 38.760 ms 28.302 ms 28.243 ms 10 xe1-3-0-10g.scr2.den2.gblx.net (67.16.147.218) 41.318 ms 49.729 ms 29.551 ms 11 po3.ar4.fra3.gblx.net (67.16.145.253) 157.374 ms 155.110 ms 157.623 ms 12 204.245.39.158 (204.245.39.158) 180.367 ms 182.463 ms 183.333 ms 13 * * te-2-3.bb-d.bs.kae.de.oneandone.net (212.227.120.29) 191.268 ms 14 ae-11.gw-distp-a.bad.oneandone.net (212.227.122.5) 267.717 ms 352.820 ms 276.049 ms 15 * * ae-1.gw-prtr-r161-1a.bad.oneandone.net (195.20.247.56) 191.835 ms
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