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
- Isp allocation +5
- Established allocation (9y) +3
- Trust score 78 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 102.251.0.0/16
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 102.251.128.0/17 | 32.8K | Telkom-Internet | AS37457 | ZA |
| 102.251.0.0/19 | 8.2K | Telkom-Internet | AS37457 | ZA |
| 102.251.96.0/19 | 8.2K | Telkom-Internet | AS37457 | ZA |
| 102.251.0.0/20 | 4.1K | Telkom-Internet | AS37457 | ZA |
| 102.251.16.0/20 | 4.1K | Telkom-Internet | AS37457 | ZA |
| 102.251.32.0/20 | 4.1K | Telkom-Internet | AS37457 | ZA |
| 102.251.48.0/20 | 4.1K | Telkom-Internet | AS37457 | ZA |
| 102.251.64.0/20 | 4.1K | Telkom-Internet | AS37457 | ZA |
| 102.251.80.0/20 | 4.1K | Telkom-Internet | AS37457 | ZA |
Geolocation
First 256 of 65,536 IP addresses in 102.251.0.0/16
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 102.248.0.0/13.
RIR Ownership History
Atom feed ⇲Allocation changes captured weekly from regional internet registry (RIR) delegation files.
| Date | Event | From | To |
|---|---|---|---|
| 2026-05-10 | RIR Transfer | apnic | afrinic |
Frequently Asked Questions
What is 102.251.0.0/16?
102.251.0.0/16 is a CIDR network block containing 65,536 IPv4 addresses (from 102.251.0.0 to 102.251.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 102.251.0.0/16 network?
The 102.251.0.0/16 range is allocated to Telkom-Internet and announced via AS37457 from South Africa.