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 (29y) +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 133.200.200.0/21
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 133.200.200.0/22 | 1.0K | BIGLOBE Inc. | AS2518 | JP |
| 133.200.206.0/23 | 512 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.204.0/25 | 128 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.204.128/25 | 128 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.204.64/26 | 64 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.204.0/26 | 64 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.205.64/26 | 64 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.205.128/26 | 64 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.205.192/26 | 64 | BIGLOBE Inc. | AS2518 | JP |
| 133.200.205.0/26 | 64 | BIGLOBE Inc. | AS2518 | JP |
Geolocation
First 256 of 2,048 IP addresses in 133.200.200.0/21
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 133.200.0.0/14.
Frequently Asked Questions
What is 133.200.200.0/21?
133.200.200.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 133.200.200.0 to 133.200.207.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 133.200.200.0/21 network?
The 133.200.200.0/21 range is allocated to BIGLOBE Inc. and announced via AS2518 from Japan.