Have you tried their IRR entries? Bull appears to redirect to Atos now (site-wise).
notify: [email protected] notify: [email protected] changed: [email protected] 20180117 #18:47:40Z On Thu, Apr 12, 2018, at 9:34 AM, Matt Harris wrote: > AS 6 is now announcing several IPv4 and IPv6 blocks of mine, and it looks > like I'm not alone. Does anyone have any contacts there, or know what > might be going on? The number of prefixes they're currently advertising is > tremendous. The phone numbers associated with AS6's RIR whois data are > non-functional. I've sent emails to their contacts listed in RIR whois > (Mike Abbott and John Luke Mills), but with phone numbers being dead, I'm > not optimistic. > > If anyone is there who has any control over AS 6 or knows whom I can reach > out to, please let me know. > > Thanks, > Matt

