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
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 45.224.64.0/22 | 1.0K |
0.0%
|
MARCIO CARDOSO FAGUNDES ME | BR | Santa Catarina | Tubarão |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS266916 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 45.224.66.0/24 | 28,956 | 2026-07-29 12:18:32 |
| 45.224.67.0/24 | 28,933 | 2026-07-29 12:19:32 |
| 45.224.64.0/24 | 28,827 | 2026-07-29 12:06:35 |
| 45.224.65.0/24 | 28,654 | 2026-07-29 12:06:35 |
| 45.224.64.0/22 | 17,909 | 2026-07-29 12:06:35 |
Frequently Asked Questions
What is AS266916?
AS266916 is an Autonomous System Number assigned to MARCIO CARDOSO FAGUNDES ME. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS266916 announce?
AS266916 announces 1.0K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.
Who operates AS266916?
AS266916 is operated by MARCIO CARDOSO FAGUNDES ME. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.
What country is AS266916 registered in?
AS266916 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
