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 (21y) +6
- Has a reverse-DNS (PTR) record +5
- Isp allocation +5
- Trust score 81 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 212.3.144.0/21
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 212.3.144.0/22 | 1.0K | Rostelecom | AS35125 | RU |
| 212.3.148.0/22 | 1.0K | Rostelecom | AS35125 | RU |
| 212.3.146.0/23 | 512 | Rostelecom | AS35125 | RU |
| 212.3.148.0/23 | 512 | Rostelecom | AS35125 | RU |
| 212.3.144.0/24 | 256 | Rostelecom | AS12389 | RU |
| 212.3.151.0/24 | 256 | Rostelecom | AS35125 | RU |
| 212.3.145.0/24 | 256 | Rostelecom | AS35125 | RU |
| 212.3.150.128/25 | 128 | Rostelecom | AS35125 | RU |
| 212.3.150.0/26 | 64 | Rostelecom | AS35125 | RU |
| 212.3.150.64/27 | 32 | Rostelecom | AS35125 | RU |
| 212.3.150.96/28 | 16 | Rostelecom | AS35125 | RU |
| 212.3.150.112/29 | 8 | Rostelecom | AS35125 | RU |
| 212.3.150.120/30 | 4 | Rostelecom | AS35125 | RU |
| 212.3.150.124/31 | 2 | Rostelecom | AS35125 | RU |
| 212.3.150.126/32 | 1 | Rostelecom | AS35125 | RU |
| 212.3.150.127/32 | 1 | Rostelecom | AS35125 | RU |
First 256 of 2,048 IP addresses in 212.3.144.0/21
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 212.3.128.0/19.
Frequently Asked Questions
What is 212.3.144.0/21?
212.3.144.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 212.3.144.0 to 212.3.151.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 212.3.144.0/21 network?
The 212.3.144.0/21 range is allocated to Rostelecom and announced via AS35125 from Russia.