219.142.31.* Ptr List
China Beijing telecom
| Index | iP | PTR | Add time | Last found time |
|---|---|---|---|---|
| 1 | 219.142.31.194 | mail.socomec-sicon-ups.com.cn. | 2020-06-12 | 2025-06-19 |
| 2 | 219.142.31.214 | mail.ccic.com. | 2020-06-12 | 2025-06-19 |
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