AS263300
Universidade Federal de Santa Catarina
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
- Government allocation +8
- Trust score 73 / 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 |
|---|---|---|---|---|---|---|
| 150.162.0.0/16 | 65.5K |
45.6%
|
Universidade Federal de Santa Catarina | BR | Santa Catarina | Florianópolis |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS263300 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 |
|---|---|---|
| 150.162.0.0/16 | 6,963 | 2026-07-23 20:08:36 |
| 150.162.0.0/17 | 6,632 | 2026-07-23 20:08:36 |
| 150.162.128.0/17 | 6,631 | 2026-07-23 20:08:36 |
Frequently Asked Questions
What is AS263300?
AS263300 is an Autonomous System Number assigned to Universidade Federal de Santa Catarina. 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 AS263300 announce?
AS263300 announces 65.5K IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.
Who operates AS263300?
AS263300 is operated by Universidade Federal de Santa Catarina. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.
What country is AS263300 registered in?
AS263300 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
