Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Has a reverse-DNS (PTR) record +5
- Established allocation (14y) +3
- Trust score 73 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 37.117.128.0/17
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 37.117.224.0/19 | 8.2K | Fastweb | AS30722 | IT |
| 37.117.208.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 37.117.192.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 37.117.176.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 37.117.160.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 37.117.128.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 37.117.144.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 37.117.144.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 37.117.208.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 37.117.220.0/22 | 1.0K | Fastweb | AS30722 | IT |
| 37.117.156.0/22 | 1.0K | Fastweb | AS30722 | IT |
| 37.117.216.0/22 | 1.0K | Fastweb | AS30722 | IT |
| 37.117.152.0/22 | 1.0K | Fastweb | AS30722 | IT |
| 37.117.154.0/23 | 512 | Fastweb | AS30722 | IT |
| 37.117.158.0/23 | 512 | Fastweb | AS30722 | IT |
| 37.117.152.0/24 | 256 | Fastweb | AS30722 | IT |
| 37.117.153.0/24 | 256 | Fastweb | AS30722 | IT |
| 37.117.157.0/24 | 256 | Fastweb | AS30722 | IT |
| 37.117.156.0/24 | 256 | Fastweb | AS30722 | IT |
| 37.117.157.128/25 | 128 | Fastweb | AS30722 | IT |
| 37.117.157.0/25 | 128 | Fastweb | AS30722 | IT |
| 37.117.157.192/26 | 64 | Fastweb | AS30722 | IT |
| 37.117.157.128/26 | 64 | Fastweb | AS30722 | IT |
Geolocation
First 256 of 32,768 IP addresses in 37.117.128.0/17
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 37.117.0.0/16.
Frequently Asked Questions
What is 37.117.128.0/17?
37.117.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 37.117.128.0 to 37.117.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 37.117.128.0/17 network?
The 37.117.128.0/17 range is allocated to Fastweb and announced via AS30722 from Italy.