The IP address 223.129.244 is provided by China Education and Research Network Center, it's belong to the CDIR (Classless Inter-Domain Routing) 223.128.0.0/15 (range 223.128.0.0 to 223.129.255.255). The autonomous system number (ASN) is 4538.
| ASN | 4538 |
| IP starting by | 223.128.0.0 |
| IP ending by | 223.129.255.255 |
| ASN Name | China Education and Research Network Center |
| CDIR | 223.128.0.0/15 |
| Numerical IP | |
| Registry | apnic |
| Last update | 13/09/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | SG | Singapore | - | Singapore | 1.2897 | 103.8501 | 2018-09-13 |
| MaxMind | SG | Singapore | - | Ulu Bedok | 1.3225 | 103.9614 | 2018-09-13 |
| Whois | CN | - | - | - | 104 | 36 | |
| W3C | - | - | - | - | - | - | - |