| 199.168.57.0/24 | ATHENA-CORP-1 | Athenahealth, US199.168.56.0/22 |
| 199.168.58.0/24 | Athenahealth, US199.168.56.0/22 | |
| 199.168.59.0/24 | ATHENA-CORP-1 | Athenahealth, US199.168.56.0/22 |
uu: 174, 3257, 3356, 6461, 6939, 46887 u4: 174, 3257, 3356, 6461, 6939, 46887 u6: dd: d4: d6:
| AS174 | 🔼 upstream | COGENT-174 Cogent Communications LLC, US |
| AS3356 | 🔼 upstream | LEVEL3 Level 3 Parent LLC, US |
| AS6461 | 🔼 upstream | ZAYO-6461 Zayo Bandwidth, US |