AS51191
Core-Backbone GmbH Unknown registered in Germany
8IPv4 prefixes
187IPv6 prefixes
99%RPKI-valid
#36,463AS Rank
#18Rank in Germany
2011-02-07Allocated
Core-Backbone GmbH (AS51191) — Unknown, registered in Germany. announces 8 IPv4 prefixes + 187 IPv6 prefixes. Rank in Germany: #18. Allocated: 2011-02-07.
IPv4 8IPv6 187
Announced prefixes · 195
- v4 130.185.104.0/21 valid
- v4 185.108.216.0/22 valid
- v4 185.169.24.0/24 unknown
- v4 185.169.25.0/24 unknown
- v4 185.24.68.0/22 valid
- v4 195.138.240.0/21 valid
- v4 195.138.244.0/24 valid
- v4 91.232.96.0/23 valid
- v6 2a01:4a0:2000::/48 valid
- v6 2a01:4a0:2001::/48 valid
- v6 2a01:4a0:2002::/48 valid
- v6 2a06:4b00::/29 valid
- v6 2a06:4b01:3318::/48 valid
- v6 2a06:4b01:3319::/48 valid
- v6 2a06:4b01:331a::/48 valid
- v6 2a06:4b01:331b::/48 valid
- v6 2a06:4b01:331d::/48 valid
- v6 2a06:4b01:331e::/48 valid
- v6 2a06:4b01:331f::/48 valid
- v6 2a06:4b01:3320::/48 valid
- v6 2a06:4b01:3321::/48 valid
- v6 2a06:4b01:3322::/48 valid
- v6 2a06:4b01:3323::/48 valid
- v6 2a06:4b01:3326::/48 valid
- v6 2a06:4b01:3327::/48 valid
- v6 2a06:4b01:3328::/48 valid
- v6 2a06:4b01:3329::/48 valid
- v6 2a06:4b01:332a::/48 valid
- v6 2a06:4b01:332b::/48 valid
- v6 2a06:4b01:332c::/48 valid
- v6 2a06:4b01:332d::/48 valid
- v6 2a06:4b01:332e::/48 valid
- v6 2a06:4b01:332f::/48 valid
- v6 2a06:4b01:3330::/48 valid
- v6 2a06:4b01:3331::/48 valid
- v6 2a06:4b01:3332::/48 valid
- v6 2a06:4b01:3333::/48 valid
- v6 2a06:4b01:3335::/48 valid
- v6 2a06:4b01:3336::/48 valid
- v6 2a06:4b01:3337::/48 valid
- v6 2a06:4b01:3338::/48 valid
- v6 2a06:4b01:3339::/48 valid
- v6 2a06:4b01:333a::/48 valid
- v6 2a06:4b01:333b::/48 valid
- v6 2a06:4b01:333c::/48 valid
- v6 2a06:4b01:333d::/48 valid
- v6 2a06:4b01:333e::/48 valid
- v6 2a06:4b01:333f::/48 valid
- v6 2a06:4b01:3340::/48 valid
- v6 2a06:4b01:3341::/48 valid
RPKI: rpki.cloudflare.com · 2026-06-17
— Routing status unavailable
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 195 |
| 2026-06-13 | 195 |
| 2026-06-14 | 195 |
AS topology · Customer cone 1
Providers · 1
- AS33891 Core-Backbone
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