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
- Trust score 70 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 4.153.0.0/16
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 4.153.0.0/17 | 32.8K | Microsoft Corporation | AS8075 | US |
| 4.153.192.0/18 | 16.4K | Microsoft Corporation | AS8075 | US |
| 4.153.160.0/19 | 8.2K | Microsoft Corporation | AS8075 | US |
| 4.153.128.0/20 | 4.1K | Microsoft Corporation | AS8075 | US |
| 4.153.144.0/20 | 4.1K | Microsoft Corporation | AS8075 | US |
First and last addresses in 4.153.0.0/16
4.153.0.0/16 runs from 4.153.0.0 to 4.153.255.255.
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 4.144.0.0/12.
Frequently Asked Questions
What is 4.153.0.0/16?
4.153.0.0/16 is a CIDR network block containing 65,536 IPv4 addresses (from 4.153.0.0 to 4.153.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 4.153.0.0/16 network?
The 4.153.0.0/16 range is allocated to Microsoft Corporation and announced via AS8075 from United States.
