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
- Long-established allocation (25y) +6
- Has a reverse-DNS (PTR) record +5
- Trust score 76 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 66.167.160.0/21
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 66.167.160.0/22 | 1.0K | GTT Communications Inc. | AS3257 | US |
| 66.167.160.0/22 | 1.0K | GTT Communications Inc. | AS3257 | US |
| 66.167.160.0/22 | 1.0K | — | — | US |
| 66.167.160.0/22 | 1.0K | — | — | PK |
| 66.167.166.0/23 | 512 | GTT Communications Inc. | AS3257 | US |
| 66.167.164.0/23 | 512 | — | — | PK |
| 66.167.164.0/23 | 512 | — | — | US |
| 66.167.164.0/23 | 512 | GTT Communications Inc. | AS3257 | US |
| 66.167.167.0/24 | 256 | GTT Communications Inc. | AS3257 | US |
| 66.167.167.0/24 | 256 | GTT Communications Inc. | AS3257 | US |
| 66.167.167.0/24 | 256 | — | — | US |
| 66.167.166.0/24 | 256 | — | — | US |
| 66.167.166.0/24 | 256 | — | — | US |
| 66.167.166.0/24 | 256 | Cyber Internet Services Pvt Ltd. | AS9541 | US |
| 66.167.166.0/24 | 256 | GTT Communications Inc. | AS3257 | PK |
| 66.167.165.0/24 | 256 | GTT Communications Inc. | AS3257 | US |
| 66.167.164.0/24 | 256 | Headland Communications | AS26669 | US |
| 66.167.167.0/24 | 256 | — | — | PK |
| 66.167.166.128/25 | 128 | — | — | US |
| 66.167.166.0/25 | 128 | — | — | US |
First 256 of 2,048 IP addresses in 66.167.160.0/21
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 66.166.0.0/15.
RIR Ownership History
Atom feed ⇲Allocation changes captured weekly from regional internet registry (RIR) delegation files.
| Date | Event | From | To |
|---|---|---|---|
| 2026-05-10 | New Allocation | — | US |
Frequently Asked Questions
What is 66.167.160.0/21?
66.167.160.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 66.167.160.0 to 66.167.167.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 66.167.160.0/21 network?
The 66.167.160.0/21 range is allocated to an unknown organization from Pakistan.