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Transient Prefix OriginsAnomalous DepeeringsBogus ASNsBogon PrefixesLong/short Prefixes
Start date*    End date*  
ASNs:  one or multiple ASNs, e.g., 52,7018
Bogon prefix (initial bits):  e.g., 192.154.2, 131.179.


Bogon prefixes are prefixes that are not supposed to be advertised in BGP. Cyclops extracts v4 and v6 bogon filters from Team Cymru. If you are ASN X announcing a bogon, an anomaly will be generated and you can query for it by looking up X in the ASN field. Subprefixes of bogons are also bogons.
 Quick lookup
ASN or AS Name:
IP address or DNS name:

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