Is LinkedIn down?
Warren Bailey
wbailey at satelliteintelligencegroup.com
Sat Aug 16 19:30:40 UTC 2014
I am still seeing plenty of spam from them, so I believe they are up.
//warren
On 8/16/14, 10:49 AM, "stuart clark" <stuarteclark at yahoo.com> wrote:
>Frank,
>
>Reverse is ok from L3's looking glass in Washington. SRC prefix for our
>London DC is 108.171.128.0/24.
>
>Cheers!
>On Saturday, 16 August 2014, 18:26, Frank Bulk <frnkblk at iname.com> wrote:
>
>
>
>Stuart,
>
>You haven¹t shared your IPs but you could go to Level3¹s Washington
>Looking Glass and see if you can trace back to your UK and Frankfurt IPs.
>
>Frank
>
>From:stuart clark [mailto:stuarteclark at yahoo.com]
>Sent: Saturday, August 16, 2014 11:45 AM
>To: Frank Bulk; nanog at nanog.org
>Subject: Re: Is LinkedIn down?
>
>Thanks Frank - www.linkedin.com is the one i see problems with testing
>from two locations UK and Frankfurt. London TR is below.
>If i jump out of our AMS location (ASN109 - via AS1299 ) i dont see any
>problems.
>
>[root at ops-netops-util1 ~]# tcptraceroute linkedin.com
>Selected device eth0, address 10.3.4.38, port 42311 for outgoing packets
>Tracing the path to linkedin.com (216.52.242.86) on TCP port 80 (http),
>30 hops max
>
>[removed]
>
> 6 xe-5-0-0.edge5.London1.Level3.net (212.187.138.209) 1.078 ms 1.040
>ms 1.159 ms
> 7 * * *
> 8 ae-56-221.ebr2.London1.Level3.net (4.69.153.129) 76.147 ms 75.863
>ms 75.901 ms
> 9 * * *
>10 * * *
>11 ae-48-48.ebr2.Washington1.Level3.net (4.69.202.61) 75.557 ms 75.550
>ms 75.511 ms
>12 ae-82-82.csw3.Washington1.Level3.net (4.69.134.154) 75.700 ms
>75.502 ms 75.644 ms
>13 ae-3-80.edge3.Washington4.Level3.net (4.69.149.146) 75.639 ms
>75.726 ms 75.692 ms
>14 LINKEDIN-CO.edge3.Washington4.Level3.net (4.53.116.150) 75.888 ms
>75.924 ms 75.912 ms
>15 * * *
>16 * * *
>17 * * *
>18 * * *
>19 199.101.162.230 149.661 ms 151.158 ms 149.616 ms
>20 careers.linkedin.com (216.52.242.86) [open] 149.264 ms 149.369 ms
>149.448 ms
>
>
>[root at ops-netops-util1 ~]# tcptraceroute www.linkedin.com
>Selected device eth0, address 10.3.4.38, port 57760 for outgoing packets
>Tracing the path to www.linkedin.com (108.174.2.129) on TCP port 80
>(http), 30 hops max
>
>[removed]
>
> 5 xe-5-0-0.edge5.London1.Level3.net (212.187.138.209) 1.060 ms 1.082
>ms 1.041 ms
> 6 * * *
> 7 ae-58-223.ebr2.London1.Level3.net (4.69.153.137) 75.830 ms 75.929
>ms 75.739 ms
> 8 * * *
> 9 * * *
>10 ae-47-47.ebr2.Washington1.Level3.net (4.69.202.57) 75.950 ms 76.001
>ms 75.942 ms
>11 * ae-82-82.csw3.Washington1.Level3.net (4.69.134.154) 75.713 ms
>75.589 ms
>12 ae-3-80.edge3.Washington4.Level3.net (4.69.149.146) 75.702 ms
>75.769 ms 75.748 ms
>13 LINKEDIN-CO.edge3.Washington4.Level3.net (4.53.116.150) 75.973 ms
>75.924 ms 76.664 ms
>14 * * *
>15 * * *
>[timesouts]
>
>Cheers!
>
>-SC (ASN25605)
>
>On Saturday, 16 August 2014, 17:03, Frank Bulk <frnkblk at iname.com> wrote:
>
>Stuart,
>
>You don't tell us if it's www.linkedin.com or linkedin.com, but in any
>case,
>because they serve up that site around the world using some form of GLB it
>may resolve to different IP depending on where you are. From my
>perspective
>it is working via Cogent, and I can hit 108.174.2.129, too:
>
>root at nagios:# tcptraceroute www.linkedin.com
>Selected device eth0.3, address 96.31.0.5, port 43355 for outgoing packets
>Tracing the path to www.linkedin.com (199.101.163.129) on TCP port 80
>(www),
>30 hops max
>1 router-core-inside.mtcnet.net (96.31.0.254) 0.253 ms 0.193 ms 0.203
>ms
>2 sxct.sxcy.mtcnet.net (167.142.156.197) 0.194 ms 0.131 ms 0.129 ms
>3 premier.sxcy-mlx.fbnt.netins.net (173.215.60.5) 1.632 ms 1.601 ms
>1.583 ms
>4 38.104.184.26 7.004 ms 6.373 ms 6.437 ms
>5 te0-0-1-1.rcr11.dsm01.atlas.cogentco.com (38.104.184.25) 5.913 ms
>6.083 ms 5.877 ms
>6 te0-2-0-0.ccr41.ord01.atlas.cogentco.com (154.54.46.237) 13.057 ms
>13.114 ms 13.075 ms
>7 be2156.ccr21.mci01.atlas.cogentco.com (154.54.6.85) 24.995 ms 24.942
>ms 25.053
> ms
>8 be2012.ccr21.dfw01.atlas.cogentco.com (154.54.2.114) 35.013 ms 34.942
>ms 34.928 ms
>9 be2144.ccr21.iah01.atlas.cogentco.com (154.54.25.105) 40.455 ms
>40.749
>ms 40.709 ms
>10 be2065.ccr21.lax01.atlas.cogentco.com (154.54.5.66) 76.269 ms 76.119
>ms 75.970 ms
>11 * * *
>12 154.24.22.126 76.351 ms 76.296 ms 76.257 ms
>13 38.88.244.2 73.135 ms 73.101 ms 73.182 ms
>14 border1.po1-20g-bbnet1.lax008.pnap.net (216.52.255.46) 73.354 ms
>73.355 ms 73.585 ms
>15 linkedin-16.border1.lax008.pnap.net (216.52.220.122) 74.017 ms
>74.005
>ms
> 73.965 ms
>16 * * *
>17 199.101.162.226 74.766 ms 74.391 ms 74.582 ms
>18 199.101.163.129 [open] 74.528 ms 74.381 ms 74.421 ms
>root at nagios:#
>
>
>root at nagios:/# tcptraceroute 108.174.2.129
>Selected device eth0.3, address 96.31.0.5, port 49338 for outgoing packets
>Tracing the path to 108.174.2.129 on TCP port 80 (www), 30 hops max
>1 router-core-inside.mtcnet.net (96.31.0.254) 0.295 ms 0.210 ms 0.237
>ms
>2
> sxct.spnc.mtcnet.net (167.142.156.194) 0.206 ms 0.144 ms 0.129 ms
>3 premier.spnc-mlx.fbnt.netins.net (173.215.60.1) 15.282 ms 4.743 ms
>4.750 ms
>4 ins-kb3-et-0-7-0-0.kmrr.netins.net.67.142.167.in-addr.arpa
>(167.142.67.50) 8.787 ms 8.705 ms 8.505 ms
>5 ins-kc2-et-9-3.kmrr.netins.net (167.142.67.49) 7.170 ms 7.183 ms
>7.189 ms
>6 ins-dc1-po20.desm.netins.net (167.142.67.29) 7.623 ms 8.936 ms 8.135
>ms
>7 207.87.180.149 12.733 ms 52.226 ms 12.740 ms
>8 ae1d0.mcr1.minneapolis-mn.us.xo.net (216.156.1.85) 23.368 ms 22.132
>ms
>22.052 ms
>9 vb1710.rar3.chicago-il.us.xo.net
> (216.156.0.169) 22.984 ms 23.536 ms
>24.016 ms
>10 207.88.14.194.ptr.us.xo.net (207.88.14.194) 21.861 ms 21.882 ms
>21.880 ms
>11 206.111.2.65.ptr.us.xo.net (206.111.2.65) 23.583 ms 22.722 ms
>22.876
>ms
>12 ae-8.r05.chcgil09.us.bb.gin.ntt.net (129.250.4.221) 22.630 ms 22.751
>ms 22.817 ms
>13 165.254.191.82 22.760 ms 22.726 ms 22.722 ms
>14 * * *
>15 * * *
>16 108.174.2.129 [open] 36.065 ms 36.058 ms 36.042 ms
>root at nagios:/#
>
>
>root at nagios:/usr/lib/nagios/plugins# ./check_http -H www.linkedin.com -I
>199.101.163.129
>HTTP OK: HTTP/1.1 301 Moved Permanently - 1706 bytes in 0.167 second
>response time |time=0.166917s;;;0.000000 size=1706B;;;0
>root at nagios:/usr/lib/nagios/plugins#
>root at nagios:/usr/lib/nagios/plugins# ./check_http -H www.linkedin.com -I
>108.174.2.129
>HTTP OK: HTTP/1.1 301 Moved Permanently - 1702 bytes in 0.088 second
>response time |time=0.088261s;;;0.000000 size=1702B;;;0
>root at nagios:/usr/lib/nagios/plugins#
>
>Regards,
>
>Frank
>
>-----Original Message-----
>From: NANOG [mailto:nanog-bounces at nanog.org] On Behalf Of stuart clark
>Sent: Saturday, August 16, 2014 10:30 AM
>To: nanog at nanog.org
>Subject: Is LinkedIn down?
>
>Trace/tcptrace to 108.174.2.129 via Level3 - last hop is on the
>Linked/Level3 edge:
>
>14 LINKEDIN-CO.edge3.Washington4.Level3.net (4.53.116.150) 76.034 ms
> 76.069 ms 76.066 ms
>
>
>Via telia.net
>
> 16 236 ms 221 ms * linkedin-ic-301441-ash-b1.c.telia.net
>[213.248.103.190]
> 17 * * * Request timed out.
> 18 259 ms 265 ms * 108.174.2.129
> 19 257 ms
> 299 ms 256 ms 108.174.2.129
>
>No reply from LinkedIn support, but i see plenty of Verizon and Level3
>customers cannot access LinkedIn for 24 hrs.
>216.52.242.113 works ok.
>
>
>-SC (ASN25605)
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