Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hydrosol.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 18:28:05 UTC · ↺ Refresh
MX Hostnames
- post.swgonline.de
MX Priorities
- post.swgonline.de: 10
A / AAAA Records
- 212.53.165.137 ↩ s1755.server4all.de
Mail Server IPs
- 84.46.82.237 ↩ post.swgonline.de
SOA Record
Raw SOA
ns41.cloudns.net dns-admin.stern-wywiol-gruppe.de 2025111102 7200 1800 1209600 3600
Primary NS (mname)
ns41.cloudns.net
Admin Email (rname)
dns-admin@stern-wywiol-gruppe.de
Serial
2025111102
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
pns43.cloudns.net
pns44.cloudns.net
pns41.cloudns.net
pns42.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 a mx include:spf.mailsec.omc.net a:mail.swgonline.de include:mail.zendesk.com include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf.crsend.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; fo=0; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- monday-com-verification=mJ8i2wa1dczZJKUFMEpYNgGLYitEowswqXTlDX0Teyo
- SPFv=spf1 a mx include:spf.mailsec.omc.net a:mail.swgonline.de include:mail.zendesk.com include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf.crsend.com -all
Full email verification for hydrosol.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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