Nov 27, 2013 - Aug 17, 2017
| Name | First Seen |
|---|
| Name | First Seen | Last Seen |
|---|---|---|
| ns1.slb.com | Nov 27, 2013 | Aug 17, 2017 |
| ns2.smith.com | May 08, 2015 | Apr 25, 2016 |
| ns2.slb.com | Mar 31, 2014 | May 19, 2015 |
| ns2.smith.com | Aug 23, 2014 | Apr 25, 2015 |
| ns3.slb.com | Nov 27, 2013 | Mar 30, 2014 |