Addresses
32,768
32.8K
Sub-ranges
21+
within this block
PTR Density
100.0%
32.8K of 32.8K IPs have PTR
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.
80/100
Trusted
How this score is built
- Baseline (neutral) 65
- Long-established allocation (16y) +6
- Has a reverse-DNS (PTR) record +5
- Enterprise allocation +4
- Trust score 80 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 2.39.128.0/17
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 2.39.128.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.224.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.208.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.240.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.192.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.176.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.144.0/20 | 4.1K | Fastweb | AS30722 | IT |
| 2.39.184.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 2.39.160.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 2.39.208.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 2.39.200.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 2.39.168.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 2.39.176.0/21 | 2.0K | Fastweb | AS30722 | IT |
| 2.39.220.0/22 | 1.0K | Fastweb | AS30722 | IT |
| 2.39.196.0/22 | 1.0K | Fastweb | AS30722 | IT |
| 2.39.216.0/23 | 512 | Fastweb | AS30722 | IT |
| 2.39.194.0/23 | 512 | Fastweb | AS30722 | IT |
| 2.39.192.0/23 | 512 | Fastweb | AS30722 | IT |
| 2.39.219.0/24 | 256 | Fastweb | AS30722 | IT |
| 2.39.218.0/25 | 128 | Fastweb | AS30722 | IT |
| 2.39.218.128/25 | 128 | Fastweb | AS30722 | IT |
Geolocation
First 256 of 32,768 IP addresses in 2.39.128.0/17
2.39.128.0
2.39.128.1
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+ 32.5K more (range too large to list inline)
BGP Routing
Live BGP anomalies →This block is announced in BGP, observed across our RIPE RIS collectors.
Announced prefix
Origin AS
Announcement samples
5,020
Last seen
2026-07-23 09:53:19
Frequently Asked Questions
What is 2.39.128.0/17?
2.39.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 2.39.128.0 to 2.39.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 2.39.128.0/17 network?
The 2.39.128.0/17 range is allocated to Fastweb and announced via AS30722 from Italy.
Last updated: 2026-07-23 11:10:34 UTC
