Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sysmocom.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 00:05:39 UTC · ↺ Refresh
MX Hostnames
- mail.sysmocom.com
MX Priorities
- mail.sysmocom.com: 10
A / AAAA Records
- 195.201.58.18 ↩ admin2.sysmocom.de
- 2a01:4f8:13b:828::2 ↩ admin2.sysmocom.de
Mail Server IPs
- 176.9.212.161 ↩ mail.sysmocom.de
- 2a01:4f8:13b:828::1:500 ↩ mail.sysmocom.de
SOA Record
Raw SOA
dns2.sysmocom.com hostmaster.gnumonks.org 2026030902 10240 3413 3600000 300
Primary NS (mname)
dns2.sysmocom.com
Admin Email (rname)
hostmaster@gnumonks.org
Serial
2026030902
Refresh
10240s
Retry
3413s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns2.mythic-beasts.com
dns2.sysmocom.de
puck.nether.net
ganesha.gnumonks.org
ns1.mythic-beasts.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:ganesha.gnumonks.org a:mail.sysmocom.de a:imap.sysmocom.de a:rt.sysmocom.de a:lists.sysmocom.de
📊 DNS lookups: 6/10
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 mx a:ganesha.gnumonks.org a:mail.sysmocom.de a:imap.sysmocom.de a:rt.sysmocom.de a:lists.sysmocom.de
- google-site-verification=MWeTfY7frrnfLn7kkFTQfHMCRDZ6UiCRgb18rxHhOGI
- google-site-verification=vOB5llytvTDFFSW2mqesBMhXGJhHVifZompyzYjpH2Y
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