AS47121 SenseMakers
AS47121 is operated by SenseMakers and registered with RIPE NCC (NL) since 2008-04-29.
It announces 1 IPv4 and 1 IPv6 prefixes, 0% of them RPKI valid.
RIPE RIS sees 21 upstream and peer networks and 0 downstream networks next to it.
PeeringDB lists it with no exchanges or facilities.
| Name | SenseMakers |
|---|---|
| Registry (RIR) | RIPE NCC |
| Country | Netherlands (NL) |
| Delegated on | 2008-04-29 |
| Network type | Not Disclosed |
| Prefixes (IPv4 / IPv6) | 1 / 1 |
| RPKI valid | 0% (0 / 2) |
| Upstreams and peers | 21 |
| Downstream networks | 0 |
Routing health
- AS47121 announces 1 IPv4 and 1 IPv6 prefixes.
- 2 announced prefixes are not covered by a ROA of AS47121 (they may have none, or another network’s).
- 21 upstreams and peers, 0 downstream networks seen.
For every check with the fix (IRR route objects, the RPKI state of each route, reverse DNS and the registration), run the full network report.
Announced prefixes 2
- 195.245.236.0/24
- 2001:678:2c8::/48
Upstreams and peers 21
The networks RIPE RIS sees next to AS47121 in BGP paths, the most visible first.
Peering
Peering policy: not stated. PeeringDB record
More about AS47121
Sources: RIR delegation data and PeeringDB (updated daily); routing from RIPEstat (RIPE NCC RIS and RPKI), refreshed daily. Routing data from 2026-11-15 14:31 UTC. The country is where the AS number was registered, not necessarily where the network operates.