AS263683 — AS263683 - Universidad de Costa Rica
AS263683 announces 21 IPv4 prefixes covering 41,728 addresses and 4 IPv6 prefixes.
Announced prefixes
- 163.178.8.0/24
- 163.178.16.0/22
- 163.178.48.0/20
- 163.178.64.0/22
- 163.178.68.0/23
- 163.178.71.0/24
- 163.178.72.0/22
- 163.178.76.0/23
- 163.178.79.0/24
- 163.178.80.0/21
- 163.178.88.0/23
- 163.178.91.0/24
- 163.178.92.0/22
- 163.178.98.0/24
- 163.178.100.0/22
- 163.178.104.0/21
- 163.178.112.0/20
- 163.178.140.0/22
- 163.178.160.0/19
- 163.178.208.0/20
- 163.178.224.0/19
- 2801:15:8001::/48
- 2801:15:8002::/47
- 2801:15:8004::/46
- 2801:15:8008::/45
Upstream networks
Adjacent networks
Routing security
- RPKI: 0 valid, 0 invalid and 38 not-found announcements; 0 ROAs.
- ASPA: none published.
- IRR: 26% of announcements registered; 13 route objects.
- Listed in as-sets: AS-NWN-TRANSIT, AS20965:AS-FROM-REDCLARA-TO-GEANT.
BGP / ASN / CIDR
awaiting query
enter an AS number, IP address, or organisation name above
IPv4
resolving...
IPv6
resolving...
Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED