AS7
The Defence Science and Technology Laboratory Unknown registered in United Kingdom
18IPv4 prefixes
1IPv6 prefixes
37%RPKI-valid
#12,694AS Rank
327/327RIS visibility
#204Rank in United Kingdom
1993-09-01Allocated
The Defence Science and Technology Laboratory (AS7) — Unknown, registered in United Kingdom. announces 18 IPv4 prefixes + 1 IPv6 prefixes. Rank in United Kingdom: #204. Allocated: 1993-09-01.
IPv4 18IPv6 1
Announced prefixes · 19
- v4 146.80.0.0/16 unknown
- v4 146.80.128.0/19 unknown
- v4 146.80.160.0/19 unknown
- v4 146.80.192.0/23 unknown
- v4 146.80.194.0/23 unknown
- v4 146.80.224.0/20 unknown
- v4 146.80.240.0/20 unknown
- v4 192.107.178.0/24 unknown
- v4 192.149.120.0/24 unknown
- v4 192.35.94.0/24 valid
- v4 192.5.28.0/24 unknown
- v4 192.5.29.0/24 unknown
- v4 192.5.30.0/24 unknown
- v4 192.67.43.0/24 valid
- v4 194.32.218.0/23 valid
- v4 194.32.69.0/24 valid
- v4 194.34.138.0/24 valid
- v4 194.61.92.0/23 valid
- v6 2a0b:3b40::/29 valid
RPKI: rpki.cloudflare.com · 2026-06-17
Routing: 18 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 20 |
| 2026-06-13 | 20 |
| 2026-06-17 | 19 |
AS topology · Customer cone 1
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