AS30983
CNRST (Centre National pour la Recherche Scientifique et Technique) Education registered in Morocco
15IPv4 prefixes
3IPv6 prefixes
44%RPKI-valid
#25,708AS Rank
327/327RIS visibility
#5Rank in Morocco
2004-05-21Allocated
CNRST (Centre National pour la Recherche Scientifique et Technique) (AS30983) — Education, registered in Morocco. announces 15 IPv4 prefixes + 3 IPv6 prefixes. Rank in Morocco: #5. Allocated: 2004-05-21.
IPv4 15IPv6 3
Announced prefixes · 18
- v4 105.73.96.0/22 unknown
- v4 105.73.96.0/25 unknown
- v4 105.73.96.128/25 unknown
- v4 105.73.97.0/25 unknown
- v4 105.73.97.128/25 unknown
- v4 105.73.98.0/25 unknown
- v4 105.73.98.128/25 unknown
- v4 105.73.99.0/25 unknown
- v4 105.73.99.128/25 unknown
- v4 196.12.203.0/24 unknown
- v4 196.200.128.0/18 valid
- v4 196.200.128.0/19 valid
- v4 196.200.160.0/19 valid
- v4 196.200.160.0/24 valid
- v4 196.200.161.0/24 valid
- v6 2001:4310:8000::/33 valid
- v6 2001:4310::/32 valid
- v6 2001:4310::/33 valid
RPKI: rpki.cloudflare.com · 2026-06-19
Routing: 7 IPv4 · 3 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-19
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 18 |
| 2026-06-13 | 18 |
AS topology · Customer cone 1
Embed this on your site
Badge 
[](https://ipdex.io/asn/AS30983/)
<a href="https://ipdex.io/asn/AS30983/"><img src="https://ipdex.io/badge/asn/30983.svg" alt="AS30983 on ipdex"></a>
Live chart (iframe)
<iframe src="https://ipdex.io/embed/asn/30983" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>