| Serial | Label | Owner key | Owner | Description |
|---|---|---|---|---|
| 1644750018 (2022-02-13) | AS number 4242423557 | cb2d7f7227 | WFK-DN42 | WFK testing grounds |
| 1518602436 (2018-02-14) | AS number 4242423557 | cb2d7f7227 | WFK-DN42 | WFK testing grounds |
| 1512579650 (2017-12-06) | AS number 4242423557 | cb2d7f7227 | WFK-DN42 | WFK testing grounds |
| 1507597210 (2017-10-10) | AS number 4242423557 | cb2d7f7227 | WFK-DN42 | WFK testing grounds |
| 1467556444 (2016-07-03) | AS number 4242423557 | cb2d7f7227 | ORG-WFK | WFK testing grounds |