| Country | Germany |
| ASN | AS13101 |
| Description | ftth.treenenet.de-81.91.104.0/21 |
| Organisation | TNG Stadtnetz GmbH ORG-TSG19-RIPE |
| IP Range | 81.91.104.0 — 81.91.111.255 |
| Num of IPs | 2048 |
| ASN | AS13101 |
| Name | TNG-AS |
| Description | TNG Stadtnetz GmbH Gerhard-Frhler-Strae 12 24106 Kiel Germany phone: +49 431 7097-10 fax: +49 431 7097-555 |
| Organisation | TNG Stadtnetz GmbH ORG-TSG19-RIPE |
| Range | 81.91.104.0 — 81.91.111.255 |
| CIDR | 81.91.104.0/21 |
