Nov 12, 2016 - Dec 30, 2018
| Name | First Seen |
|---|
| Name | First Seen | Last Seen |
|---|---|---|
| info.aliudns.com | Jun 29, 2018 | Dec 30, 2018 |
| info.aliudns.com | Jul 04, 2017 | Jun 21, 2018 |
| ns02.bb.zhihu-dns-cn.com | Nov 12, 2016 | May 03, 2018 |
| ns02.pt.zhihu-dns-cn.com | Nov 12, 2016 | May 03, 2018 |
| ns02.saba.zhihu-dns-cn.com | Nov 12, 2016 | May 03, 2018 |