| Symbol | Name | Country | Exchange |
|---|---|---|---|
| CCZ | Comcast Holdings ZONES | US | NYSE |
| UDIRF | United Internet Ag & CO Reg | US | OTC |
| UTDI | United Internet AG NA | DE | F |
| 1U1 | 1&1 AG | DE | F |
| IIJ | INTERNET IN.JP.ADR 1 ON | DE | F |
| 1U1 | 1&1 AG | DE | XETRA |
| UTDI | United Internet AG NA | DE | XETRA |
| 0E6Y | 1&1 AG | GB | IL |
| 0E6Y | 1&1 AG | GB | LSE |
| 0GE4 | United Internet AG NA | GB | LSE |