| Date | IP Address |
| 2014-06-29 | 115.238.233.54 (ClassC) |
| 2014-08-12 | 112.67.255.175 (ClassC) |
| 2014-09-15 | 115.231.128.165 (ClassC) |
| 2014-09-23 | 115.231.128.164 (ClassC) |
| 2015-01-08 | 14.152.91.101 (ClassC) |
| 2015-03-15 | 119.145.149.93 (ClassC) |
| 2015-10-10 | 42.81.5.51 (ClassC) |
| 2018-04-21 | 65.153.158.144 (ClassC) |
| 2018-04-21 | 65.153.158.145 (ClassC) |
| 2018-04-21 | 65.153.196.234 (ClassC) |
| 2018-04-21 | 65.153.158.143 (ClassC) |
| 2026-02-03 | 8.218.208.240 (ClassC) |
| Date | Domain | IP |
| static.51auto.com | 2014-07-17 | 8.37.232.26 |
| picture.51auto.com | 2015-03-11 | 119.145.149.93 |
| img.51auto.com | 2015-03-15 | 119.145.149.93 |
| j.51auto.com | 2014-07-26 | 8.37.232.26 |
| www.51auto.com | 2014-07-17 | 8.37.232.26 |