| country | Vietnam |
| countrycode | VN |
| region | HN |
| regionname | Hanoi |
| city | Trôi |
| zip | |
| lat | 21.0695 |
| lon | 105.706 |
| timezone | Asia/Bangkok |
| isp | VietNam Post and Telecom Corporation |
| org | Vietnam Posts and Telecommunications Group |
| as | AS45899 VNPT Corp |
| openstreetmap | Open street map |