| Serial | Label | Owner key | Owner | Description |
|---|---|---|---|---|
| 1644750015 (2022-02-13) | AS number 4242420201 | cb2d7f7227 | DERF-DN42 | AS for DERF-DN42 |
| 1518602434 (2018-02-14) | AS number 4242420201 | cb2d7f7227 | DERF-DN42 | AS for DERF-DN42 |
| 1512579645 (2017-12-06) | AS number 4242420201 | cb2d7f7227 | DERF-DN42 | AS for DERF-DN42 |
| 1406641188 (2014-07-29) | AS number 4242420201 | f88b678481 | DERF-DN42 | AS for DERF-DN42 |