Our NAGIOS logs show no response, starting at 4:10 am (Central), and then at 4:39 am it was "Service unavailable" until 6:02 am. Here's a current traceroute and my logs. # tcptraceroute www.ebay.com Selected device eth0.3, address 96.31.0.5, port 44789 for outgoing packets Tracing the path to www.ebay.com (66.135.210.61) on TCP port 80 (www), 30 hops max 1 router-core-inside.mtcnet.net (96.31.0.254) 0.257 ms 0.282 ms 0.199 ms 2 sxct.sxcy.mtcnet.net (167.142.156.197) 0.205 ms 0.133 ms 0.137 ms 3 premier.sxcy-mlx.fbnt.netins.net (173.215.60.5) 5.358 ms 5.347 ms 6.119 ms 4 ins-db1-te-13-2-219.desm.netins.net (167.142.60.157) 9.377 ms 9.357 ms 9.417 ms 5 ins-dc1-et-8-2.desm.netins.net (167.142.67.5) 11.021 ms 11.015 ms 10.979 ms 6 ins-kc2-po20.kmrr.netins.net (167.142.67.30) 11.040 ms 10.982 ms 10.986 ms 7 ins-kc1-po21.kmrr.netins.net (167.142.67.42) 11.027 ms 11.035 ms 11.047 ms 8 144.223.35.225 20.473 ms 20.487 ms 20.407 ms 9 144.232.11.234 31.934 ms 32.207 ms 31.599 ms 10 144.232.12.139 65.446 ms 43.498 ms 43.081 ms 11 144.232.1.163 41.941 ms 42.019 ms 42.016 ms 12 144.232.11.178 47.854 ms 46.161 ms 47.525 ms 13 sl-payp2-414020-0.sprintlink.net (144.223.244.134) 68.128 ms 68.165 ms 68.201 ms 14 * * * 15 * * * 16 * * * 17 * * * 18 www.ebay.com (66.135.210.61) [open] 89.651 ms 89.725 ms 89.763 ms Host Up[05-09-2014 06:02:52] HOST ALERT: ebay;UP;HARD;1;HTTP OK: HTTP/1.1 200 OK - 86740 bytes in 1.042 second response time Host Down[05-09-2014 04:42:44] HOST ALERT: ebay;DOWN;HARD;4;HTTP CRITICAL: HTTP/1.1 503 Service Unavailable - 7509 bytes in 0.359 second response time Host Down[05-09-2014 04:41:34] HOST ALERT: ebay;DOWN;SOFT;3;HTTP CRITICAL: HTTP/1.1 503 Service Unavailable - 7509 bytes in 0.402 second response time Host Down[05-09-2014 04:40:09] HOST ALERT: ebay;DOWN;SOFT;2;HTTP CRITICAL: HTTP/1.1 503 Service Unavailable - 7509 bytes in 0.301 second response time Host Down[05-09-2014 04:39:00] HOST ALERT: ebay;DOWN;SOFT;1;HTTP CRITICAL: HTTP/1.1 503 Service Unavailable - 7452 bytes in 0.301 second response time Host Up[05-09-2014 04:23:36] HOST ALERT: ebay;UP;SOFT;2;HTTP OK: HTTP/1.1 200 OK - 219100 bytes in 1.908 second response time Host Down[05-09-2014 04:22:26] HOST ALERT: ebay;DOWN;SOFT;1;HTTP CRITICAL - No data received from host Host Up[05-09-2014 04:12:06] HOST ALERT: ebay;UP;SOFT;2;HTTP OK: HTTP/1.1 200 OK - 231778 bytes in 0.966 second response time Host Down[05-09-2014 04:10:56] HOST ALERT: ebay;DOWN;SOFT;1;HTTP CRITICAL - No data received from host