Feb 09, 2015 - Mar 26, 2016
| Name | First Seen |
|---|
| Name | First Seen | Last Seen |
|---|---|---|
| ns1.columbiaedu.org | Feb 23, 2015 | Mar 26, 2016 |
| ns2.columbiaedu.org | Feb 23, 2015 | Mar 26, 2016 |
| ns1.salamancaedu.com | Feb 26, 2015 | Feb 24, 2016 |
| ns2.salamancaedu.com | Feb 26, 2015 | Feb 24, 2016 |
| ns1.trustebooks.com | Mar 01, 2015 | May 23, 2015 |
| ns2.trustebooks.com | Mar 01, 2015 | May 23, 2015 |
| ns1.booksace.com | Feb 09, 2015 | Feb 28, 2015 |
| ns2.booksace.com | Feb 09, 2015 | Feb 28, 2015 |
| ns1.bookscell.com | Feb 11, 2015 | Feb 20, 2015 |
| ns2.bookscell.com | Feb 11, 2015 | Feb 20, 2015 |