ASN Lookup
- Tools
- ASN Lookup
ASN Lookup
Look up the Autonomous System Number (ASN) of any IP and identify the network operator (native WHOIS data).
ASN information
| IP | 74.248.133.44 |
| ASN | AS8075 |
| Network name | Microsoft Corporation |
| Organisation | Microsoft Corporation |
| Country | US |
| Range | 74.248.0.0/15 |
| Regional registry | ARIN |
| Data observed on | 2026-08-29 Latest observation recorded in our range catalogue. |
Analizar con otras herramientas
Is this IP giving you trouble?
We'll tell you within 24 h whether it's worth blocking, and how. No commitment, no sign-up.