Addresses
16,384
16.4K
Sub-ranges
16+
within this block
PTR Density
100.0%
16.4K of 16.4K 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.
76/100
Moderate
How this score is built
- Baseline (neutral) 65
- Long-established allocation (18y) +6
- Has a reverse-DNS (PTR) record +5
- Trust score 76 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 93.51.64.0/18
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 93.51.64.0/19 | 8.2K | Fastweb | AS12874 | IT |
| 93.51.64.0/20 | 4.1K | Fastweb | AS12874 | IT |
| 93.51.80.0/20 | 4.1K | Fastweb | AS12874 | IT |
| 93.51.96.0/20 | 4.1K | Fastweb | AS12874 | IT |
| 93.51.112.0/20 | 4.1K | Fastweb | AS12874 | IT |
| 93.51.112.0/21 | 2.0K | Fastweb | AS12874 | IT |
| 93.51.124.0/22 | 1.0K | Fastweb | AS12874 | IT |
| 93.51.116.0/22 | 1.0K | Fastweb | AS12874 | IT |
| 93.51.114.0/23 | 512 | Fastweb | AS12874 | IT |
| 93.51.120.0/23 | 512 | Fastweb | AS12874 | IT |
| 93.51.124.0/23 | 512 | Fastweb | AS12874 | IT |
| 93.51.112.0/23 | 512 | Fastweb | AS12874 | IT |
| 93.51.126.0/23 | 512 | Fastweb | AS12874 | IT |
| 93.51.122.0/24 | 256 | Fastweb | AS12874 | IT |
| 93.51.123.0/25 | 128 | Fastweb | AS12874 | IT |
| 93.51.123.128/25 | 128 | Fastweb | AS12874 | IT |
Geolocation
First 256 of 16,384 IP addresses in 93.51.64.0/18
93.51.64.0
93.51.64.1
93.51.64.2
93.51.64.3
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+ 16.1K more (range too large to list inline)
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 93.48.0.0/13.
Announced prefix
Origin AS
Announcement samples
7,141
Last seen
2026-07-23 17:48:46
Frequently Asked Questions
What is 93.51.64.0/18?
93.51.64.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 93.51.64.0 to 93.51.127.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 93.51.64.0/18 network?
The 93.51.64.0/18 range is allocated to Fastweb and announced via AS12874 from Italy.
Last updated: 2026-07-23 18:40:31 UTC
