Yes, you can turn on Captchas or limit the number of registrations from one IP within 24 hours. Captchas also work in-band (ejabberd).
Am 9. Februar 2015 23:11:35 MEZ, schrieb JC Brand <[email protected]>: >Perhaps a naive question, but is this with a captcha enabled? > >On 09 Februarie 2015 10:48:23 nm. CET, Arsimael Inshan <[email protected]> >wrote: >>Hello everyone. >> >>During the last days/weeks/month I have to deal with a shitloiad of >>bots, register account after account on my domains. >>I watched this and found out a good solution: They all register random > >>accounts with a 5-7 username like >> >>[email protected] >> >>And they come from these IP Addresses: >> >>108.59.11.84 web28.webfaction.com >>109.233.123.48 lumiere.etabeta.it >>112.198.64.34 112.198.64.34 >>162.251.83.39 vps.manchesterwebhosting.co.uk >>176.126.252.12 aurora.enn.lu >>192.220.23.237 enetcr08.securesites.net >>193.200.173.5 s9.freehost.com.ua >>193.219.160.2 main.ktc.lt >>194.0.200.11 194.0.200.11 >>194.126.183.156 1,94126E+11 >>195.70.35.245 x-page.hu >>198.65.30.250 trgserver1.expressivetek.com >>208.113.231.237 fir.dreamhost.com >>208.67.250.171 www.px2online.com >>209.68.5.179 douhisi.pair.com >>212.98.187.70 212.98.187.70 >>217.160.253.33 server4shop.de >>217.196.220.2 kopr.nettle.cz >>27.109.94.214 27.109.94.214 >>46.37.21.123 host123-21-37-46.serverdedicati.aruba.it >>49.212.76.195 49.212.76.195 >>50.63.152.96 ip-50-63-152-96.ip.secureserver.net >>62.183.104.5 www2.astranet.ru >>64.13.192.11 cl02.gs01.gridserver.com >>66.135.38.154 server1.shoppinglistexpress.com >>66.180.162.9 ded1009-lin-162-9.netsonic.net >>72.3.217.177 72.3.217.177 >>74.80.172.122 122.smart-dns.net >>81.169.162.116 h1599023.stratoserver.net >>81.90.37.146 146-37-90-81.rt.cmo.de >>82.165.137.178 s16554760.onlinehome-server.info >>82.211.19.143 server5.4pc.eu >>83.125.28.180 ix-180.myrack.q-nic.de >>83.144.92.212 mail.brandcomm.pl >>83.87.37.237 535725ED.cm-6-8a.dynamic.ziggo.nl >>84.120.254.236 84.120.254.236.dyn.user.ono.com >>85.152.33.147 cm-staticIP-85-152-33-147.telecable.es >>85.196.241.198 dmbackup.stv.ee.241.196.85.in-addr.arpa >>91.223.240.83 91.223.240.83 >>93.176.82.58 93.176.82.58 >>94.75.112.152 94.75.112.152 >>96.56.83.114 webmail4.mbi-inc.com >> >> >>I allready cleared this list from TOR exit nodes and random enduser >>connections, but these IP Addresses are the main part. I had nearly >15k >> >>registrations in the last month just from those addresses. >>I allready wrote to the Admins of these domains/Servers, informing >tham >> >>that there are bots on their servers. >> >>Anyone else having problems with spammers lately? >> >>-- >>A. Inshan >>IT-Consultant >> >>email: [email protected] >>web: https://www.it-native.de (german) >>----------------------------------------------------------------- >>This e-mail may contain confidential and/or privileged >>Informations. If you are not the intended recipient, please >>immediately inform the sender and delete this mail. Any >>unauthorized copying, disclosure or distribution of this Mail >>is not allowed. >>----------------------------------------------------------------- > >-- >Diese Nachricht wurde von meinem Android-Mobiltelefon mit K-9 Mail >gesendet. -- Diese Nachricht wurde von meinem Android-Mobiltelefon mit K-9 Mail gesendet.
