The IP address 156.81.208 is provided by SURFnet, it's belong to the CDIR (Classless Inter-Domain Routing) 156.83.0.0/16 (range 156.83.0.0 to 156.83.255.255). The autonomous system number (ASN) is 1103.
| ASN | 1103 |
| IP starting by | 156.83.0.0 |
| IP ending by | 156.83.255.255 |
| ASN Name | SURFnet |
| CDIR | 156.83.0.0/16 |
| Numerical IP | |
| Registry | ripencc |
| Last update | 21/09/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Denver | 39.8344 | -105.0095 | 2019-09-21 |
| MaxMind | US | United States | - | Denver | 39.8158 | -105.0128 | 2019-09-21 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |