Since 12:01 pm (U.S. Central) our monitoring system has seen HTTPv6 timeouts (10 seconds) to http://www.rackspace.com. I see no issues on downdetector, twitter, or status.rackspace.com, but it's what I'm seeing. Frank root@nagios:/tmp# dig AAAA www.rackspace.com +short wwwp.wip.rackspace.com. 2001:4801:1221:101:1c10:0:f5:116 root@nagios:/tmp# root@nagios:/tmp# tcptraceroute6 www.rackspace.com traceroute to www.rackspace.com (2001:4801:1221:101:1c10:0:f5:116) from 2607:fe28:0:1000::5, port 80, from port 46878, 30 hops max, 60 bytes packets 1 router-core.mtcnet.net (2607:fe28:0:1000::1) 0.243 ms 0.200 ms 0.215 ms 2 sxct.spnc.mtcnet.net (2607:fe28:11:1002::194) 0.265 ms 0.143 ms 0.252 ms 3 v6-premier.movl-mlx.fbnt.netins.net (2001:5f8:7f0a:1::1) 5.026 ms 4.951 ms 4.996 ms 4 v6-ins-kb1-te-12-2-3031.kmrr.netins.net (2001:5f8:2:2::1) 8.742 ms 8.502 ms 8.589 ms 5 v6-ins-kc1-et-9-3.kmrr.netins.net (2001:5f8::28:1) 8.844 ms 9.122 ms 8.753 ms 6 2001:438:fffe::e99 (2001:438:fffe::e99) 13.985 ms 13.984 ms 13.963 ms 7 ae5.cr1.ord2.us.zip.zayo.com (2001:438:ffff::407d:1e59) 22.827 ms 22.788 ms 22.808 ms 8 ae9.mpr1.ord11.us.zip.zayo.com (2001:438:ffff::407d:186a) 22.414 ms 22.419 ms 22.410 ms 9 ae4.mpr1.ord5.us.zip.zayo.com (2001:438:ffff::407d:185e) 23.037 ms 23.496 ms 22.727 ms 10 * * * 11 2001:4801:800:dc1:cb:: (2001:4801:800:dc1:cb::) 26.583 ms 26.508 ms 26.925 ms 12 2001:4801:800:dc1:cb::1 (2001:4801:800:dc1:cb::1) 26.423 ms 26.736 ms 26.542 ms 13 2001:4801:800:cb:c2::1 (2001:4801:800:cb:c2::1) 24.903 ms 24.096 ms 24.082 ms 14 2001:4801:800:c2:401a:1:0:1 (2001:4801:800:c2:401a:1:0:1) 26.168 ms 26.109 ms 26.127 ms 15 2001:4801:1221:101:1c10:0:f5:116 (2001:4801:1221:101:1c10:0:f5:116) 26.837 ms [open] 27.032 ms 26.243 ms root@nagios:/tmp# NAGIOS log: Service Ok[02-12-2016 12:27:41] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;HARD;2;HTTP OK: HTTP/1.1 200 OK - 73966 bytes in 0.626 second response time Service Critical[02-12-2016 12:26:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;HARD;2;CRITICAL - Socket timeout after 10 seconds Service Critical[02-12-2016 12:25:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:24:51] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;HARD;2;HTTP OK: HTTP/1.1 200 OK - 73998 bytes in 9.183 second response time Service Critical[02-12-2016 12:22:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;HARD;2;CRITICAL - Socket timeout after 10 seconds Service Critical[02-12-2016 12:21:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:18:41] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;HARD;2;HTTP OK: HTTP/1.1 200 OK - 73965 bytes in 2.579 second response time Service Critical[02-12-2016 12:17:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;HARD;2;CRITICAL - Socket timeout after 10 seconds Service Critical[02-12-2016 12:16:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:13:51] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;SOFT;2;HTTP OK: HTTP/1.1 200 OK - 73965 bytes in 9.002 second response time Service Critical[02-12-2016 12:12:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:11:41] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;SOFT;2;HTTP OK: HTTP/1.1 200 OK - 73964 bytes in 0.847 second response time Service Critical[02-12-2016 12:10:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:09:51] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;SOFT;2;HTTP OK: HTTP/1.1 200 OK - 73990 bytes in 7.554 second response time Service Critical[02-12-2016 12:08:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:06:41] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;SOFT;2;HTTP OK: HTTP/1.1 200 OK - 73989 bytes in 2.260 second response time Service Critical[02-12-2016 12:05:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds Service Ok[02-12-2016 12:04:41] SERVICE ALERT: www_rackspace_com;HTTPv6;OK;HARD;2;HTTP OK: HTTP/1.1 200 OK - 73989 bytes in 1.530 second response time Service Critical[02-12-2016 12:02:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;HARD;2;CRITICAL - Socket timeout after 10 seconds Service Critical[02-12-2016 12:01:51] SERVICE ALERT: www_rackspace_com;HTTPv6;CRITICAL;SOFT;1;CRITICAL - Socket timeout after 10 seconds