AS263683
Universidad de Costa Rica
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 →
Network profile
Source: PeeringDB →Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS263683 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 |
|---|---|---|
| 163.178.208.0/20 | 36,349 | 2026-09-15 08:02:00 |
| 163.178.224.0/19 | 36,344 | 2026-09-15 08:02:00 |
| 163.178.160.0/19 | 36,332 | 2026-09-15 08:02:00 |
| 163.178.140.0/22 | 36,295 | 2026-09-15 08:02:00 |
| 163.178.120.0/24 | 35,498 | 2026-09-15 08:02:00 |
| 163.178.16.0/22 | 35,490 | 2026-09-15 08:02:00 |
| 163.178.80.0/24 | 35,473 | 2026-09-15 08:02:00 |
| 163.178.100.0/22 | 35,472 | 2026-09-15 08:02:00 |
| 163.178.48.0/22 | 35,470 | 2026-09-15 08:02:00 |
| 163.178.82.0/23 | 35,459 | 2026-09-15 08:02:00 |
| 163.178.56.0/21 | 35,459 | 2026-09-15 08:02:00 |
| 163.178.84.0/22 | 35,453 | 2026-09-15 08:02:00 |
| 163.178.52.0/23 | 35,452 | 2026-09-15 08:02:00 |
| 163.178.98.0/24 | 35,449 | 2026-09-15 08:02:00 |
| 163.178.72.0/22 | 35,446 | 2026-09-15 08:02:00 |
| 163.178.55.0/24 | 35,443 | 2026-09-15 08:02:00 |
| 163.178.88.0/23 | 35,439 | 2026-09-15 08:02:00 |
| 163.178.79.0/24 | 35,432 | 2026-09-15 08:02:00 |
| 163.178.91.0/24 | 35,420 | 2026-09-15 08:02:00 |
| 163.178.104.0/23 | 35,405 | 2026-09-15 08:02:00 |
| 163.178.107.0/24 | 35,402 | 2026-09-15 08:02:00 |
| 163.178.76.0/23 | 35,399 | 2026-09-15 08:02:00 |
| 163.178.64.0/21 | 35,292 | 2026-09-15 08:02:00 |
| 163.178.54.0/24 | 35,244 | 2026-09-15 08:02:00 |
| 163.178.92.0/22 | 35,243 | 2026-09-15 08:02:00 |
| 163.178.122.0/23 | 35,230 | 2026-09-15 08:02:00 |
| 163.178.124.0/22 | 35,215 | 2026-09-15 08:02:00 |
| 163.178.81.0/24 | 35,200 | 2026-09-15 08:02:00 |
| 163.178.121.0/24 | 35,197 | 2026-09-15 08:02:00 |
| 163.178.112.0/21 | 35,197 | 2026-09-15 08:02:00 |
| 163.178.106.0/24 | 35,187 | 2026-09-15 08:02:00 |
| 163.178.108.0/22 | 35,151 | 2026-09-15 08:02:00 |
| 163.178.239.0/24 | 34,833 | 2026-09-15 08:02:00 |
| 163.178.8.0/24 | 33,771 | 2026-09-15 08:02:00 |
Frequently Asked Questions
What is AS263683?
AS263683 is an Autonomous System Number assigned to Universidad de Costa Rica. 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 AS263683 announce?
AS263683 announces 41.7K IPv4 addresses distributed across 21 routed CIDR prefixes. The network is registered in Costa Rica.
Who operates AS263683?
AS263683 is operated by Universidad de Costa Rica. The organization is based in Costa Rica. You can view all IP ranges and related ASNs on the organization page.
What country is AS263683 registered in?
AS263683 is registered in Costa Rica. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
