Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sonntag-partner.de
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 14:13:52 UTC · ↺ Refresh
MX Hostnames
- d323358.b.ess.de.barracudanetworks.com
- d323358.a.ess.de.barracudanetworks.com
MX Priorities
- d323358.a.ess.de.barracudanetworks.com: 10
- d323358.b.ess.de.barracudanetworks.com: 20
A / AAAA Records
- 20.55.103.191 (no PTR)
Mail Server IPs
- 18.185.115.252 ↩ mail.ess.de.barracuda.com
- 18.185.115.250 ↩ mail.ess.de.barracuda.com
- 18.185.115.251 ↩ mail.ess.de.barracuda.com
SOA Record
Raw SOA
ns1.mxp.zone domains.mxp.de 2026011502 43200 7200 1209600 600
Primary NS (mname)
ns1.mxp.zone
Admin Email (rname)
domains@mxp.de
Serial
2026011502
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns2.mxp.zone
ns3.mxp.zone
ns1.mxp.zone
ns4.mxp.zone
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com include:_spf.retarus.com include:spf-de.emailsignatures365.com include:spf.ess.de.barracudanetworks.com ip4:198.22.51.103 ip4:5.173.13.178 ip4:82.135.118.202 ip4:80.81.29.116 ip4:37.24.222.170 ip4:82.135.96.4 ip4:82.135.122.105 ip4:80.81.21.14 ip4:80.81.28.67 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ 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: 216 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
6 records- facebook-domain-verification=hrtuoznjme3j54c0e5tjyo3a92wone
- zone-ownership-verification-4917d682d56e5ca1c0bc6348cc4e827feb4a3a46fef8270708c53953012b7938
- ZOOM_verify_gHHrncpjSCSnD0O_uT4LNA
- qbtb0ppg3y7kysgsjgj4vhr0ms7p7wwg
- SPFv=spf1 mx include:spf.protection.outlook.com include:_spf.retarus.com include:spf-de.emailsignatures365.com include:spf.ess.de.barracudanetworks.com ip4:198.22.51.103 ip4:5.173.13.178 ip4:82.135.118.202 ip4:80.81.29.116 ip4:37.24.222.170 ip4:82.135.96.4 ip4:82.135.122.105 ip4:80.81.21.14 ip4:80.81.28.67 ~all
- sophos-domain-verification=b97a91607532646b45afde001aa2064b89ecb812aaa71829149d830ca2d30f2e
Full email verification for sonntag-partner.de
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