AS28821
University of Doha for Science and Technology Unknown registered in Qatar
4IPv4 prefixes
2IPv6 prefixes
100%RPKI-valid
#24,670AS Rank
327/327RIS visibility
#9Rank in Qatar
2015-06-11Allocated
University of Doha for Science and Technology (AS28821) — Unknown, registered in Qatar. announces 4 IPv4 prefixes + 2 IPv6 prefixes. Rank in Qatar: #9. Allocated: 2015-06-11.
IPv4 4IPv6 2
Announced prefixes · 6
- v4 185.104.56.0/24 valid
- v4 185.104.57.0/24 valid
- v4 185.104.58.0/24 valid
- v4 185.104.59.0/24 valid
- v6 2a06:2f00:1::/48 valid
- v6 2a06:2f00::/48 valid
RPKI: rpki.cloudflare.com · 2026-06-19
Routing: 4 IPv4 · 2 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-19
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 6 |
| 2026-06-13 | 6 |