senf.space email support

• hostname: mail.senf.space (also set as MX, HELO/EHLO and rDNS/PTR)
• IPv4: 89.58.54.75
• IPv6: 2a03:4000:69:d17::1, 2a03:4000:69:d17::13
• used software: postfix, postgrey, opendkim
• cert from Lets Encrypt R3, for smtpd 2048-bit DH parameters
• DANE with 211-TLSA RR
• MTA-STS also installed
• smtp_tls_security_level = encrypt (for outgoing mails from our server)
• smtpd_tls_security_level = may (for incoming mails to our server, will set to encrypt in 2024)
• smtpd_tls_protocols = TLSv1.3 TLSv1.2 (also for smtp_tls_protocols)
• no DNSBL/RBL check for incoming mails (offline-checking spamassassin instead)

abuse report

abuse email address: abuse at senf dot space
(replace at by @ and dot by . and remove all spaces to get the valid address)

alternative contact details

If you cannot contact us via our mail server, use the following address instead:

email address: abuse at senf dot space
(replace at by @ and dot by . and remove all spaces to get the valid address)