We are aware that users on our Ifrit server have encountered problems today sending to email providers who use the Spamhaus CBL, they may recieve bounce back messages such as:
554 5.7.1 Service unavailable; Client host [87.117.220.232] blocked using tf7oxdxyxq7ttilhcrkyiuzjxq.zen.dq.spamhaus.net;
https://www.spamhaus.org/query/ip/87.117.220.232We are looking into this issue. Please note all outgoing mail is not affected and this error is only localised to the Ifrit server.