IPv4 prefix
210.12.0.0/15
- IP Prefix (CIDR)
- 210.12.0.0/15
- Subnet Mask
- 255.254.0.0
- Address Count
- 131,072
Registration 1 of 9
- Handle
- IRT-CU-CN
- Country
-
China (CN)
- Address
- No.21,Financial Street Beijing,100033 P.R.China
- Registry
- APNIC
- Registered Prefixes
-
210.12.0.0/15 (210.12.0.0 - 210.13.255.255)
210.12.192.0/18 (210.12.192.0 - 210.12.255.255)
210.13.64.0/18 (210.13.64.0 - 210.13.127.255) - Delegated Prefix
- 210.13.128.0/17 (210.13.128.0 - 210.13.255.255)
Registration 2 of 9
- Owner
- Chenyang Li
- Handle
- CL155-AP
- Country
-
China (CN)
- Address
- Xueyuan Road 31,Haidian District,Beijing China
- Registry
- APNIC
- Registered Prefix
- 210.12.0.0/26 (210.12.0.0 - 210.12.0.63)
- Delegated Prefix
- 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)
Registration 3 of 9
- Owner
- Chao Shen
- Handle
- CS95-AP
- Country
-
China (CN)
- Address
- No.Xi building,No.10 Tianshuiyuan Dong St, BEIJING,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.48.0/24 (210.12.48.0 - 210.12.48.255)
- Delegated Prefix
- 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)
Registration 4 of 9
- Owner
- Wanlong Song
- Handle
- WS56-AP
- Country
-
China (CN)
- Address
- No.281 Jilin Road,Changchun, JILIN,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.50.0/26 (210.12.50.0 - 210.12.50.63)
- Delegated Prefix
- 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)
Registration 5 of 9
- Owner
- Di Wu
- Handle
- DW78-AP
- Country
-
China (CN)
- Address
- Electric Tower Fl 28 wanshoulu 27 BEIJING,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.51.0/24 (210.12.51.0 - 210.12.51.255)
- Delegated Prefix
- 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)
Registration 6 of 9
- Owner
- Lu Jun
- Handle
- LJ111-AP
- Country
-
China (CN)
- Address
- 5th F.No.46 Yangjiangjun Road,NANGJING JIANGSU,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.52.0/24 (210.12.52.0 - 210.12.52.255)
- Delegated Prefix
- 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)
Registration 7 of 9
- Owner
- Gavin Zhang
- Handle
- GZ21-AP
- Country
-
China (CN)
- Address
- No.15 jihua 5 Road,Foshan City GUANGDONG,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.56.0/24 (210.12.56.0 - 210.12.56.255)
- Delegated Prefix
- 210.12.0.0/18 (210.12.0.0 - 210.12.63.255)
Registration 8 of 9
- Owner
- Kang Ning
- Handle
- KN54-AP
- Country
-
China (CN)
- Address
- No.44 Gaoliangqiao Street ,Haidian District BEIJING,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.64.0/26 (210.12.64.0 - 210.12.64.63)
- Delegated Prefix
- 210.12.64.0/18 (210.12.64.0 - 210.12.127.255)
Registration 9 of 9
- Owner
- Rongquan Zhang
- Handle
- RZ23-AP
- Country
-
China (CN)
- Address
- No10 Bohai Dong Street,Yingkou LIAONING,CHINA
- Registry
- APNIC
- Registered Prefix
- 210.12.128.0/24 (210.12.128.0 - 210.12.128.255)
- Delegated Prefix
- 210.12.128.0/18 (210.12.128.0 - 210.12.191.255)
| Announced Prefix | Relationship | Origin ASN | Description | Country | First Address | Last Address |
|---|---|---|---|---|---|---|
| 210.12.0.0/19 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.0.0 | 210.12.31.255 |
| 210.12.32.0/20 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.32.0 | 210.12.47.255 |
| 210.12.48.0/23 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.48.0 | 210.12.49.255 |
| 210.12.50.0/24 | More specific | AS4837 | CHINA UNICOM China169 Backbone |
China (CN)
|
210.12.50.0 | 210.12.50.255 |
| 210.12.51.0/24 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.51.0 | 210.12.51.255 |
| 210.12.52.0/22 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.52.0 | 210.12.55.255 |
| 210.12.56.0/21 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.56.0 | 210.12.63.255 |
| 210.12.64.0/18 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.64.0 | 210.12.127.255 |
| 210.12.128.0/17 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.12.128.0 | 210.12.255.255 |
| 210.13.0.0/18 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.13.0.0 | 210.13.63.255 |
| 210.13.64.0/18 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.64.0 | 210.13.127.255 |
| 210.13.192.0/19 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.192.0 | 210.13.223.255 |
| 210.13.224.0/24 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.224.0 | 210.13.224.255 |
| 210.13.227.0/24 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.227.0 | 210.13.227.255 |
| 210.13.230.0/23 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.230.0 | 210.13.231.255 |
| 210.13.232.0/24 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.232.0 | 210.13.232.255 |
| 210.13.236.0/23 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.236.0 | 210.13.237.255 |
| 210.13.238.0/24 | More specific | AS9929 | CHINA UNICOM Industrial Internet Backbone |
China (CN)
|
210.13.238.0 | 210.13.238.255 |
| 210.13.240.0/20 | More specific | AS4808 | China Unicom Beijing Province Network |
China (CN)
|
210.13.240.0 | 210.13.255.255 |