Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
heinssen.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 06:47:57 UTC · ↺ Refresh
MX Hostnames
- heinssen-de.mail.protection.outlook.com
MX Priorities
- heinssen-de.mail.protection.outlook.com: 0
A / AAAA Records
- 83.246.80.144 ↩ s129.resellerdesktop.de
Mail Server IPs
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.resellerdesktop.de hostmaster.heinssen.de 0 86400 3600 604800 3600
Primary NS (mname)
ns1.resellerdesktop.de
Admin Email (rname)
hostmaster@heinssen.de
Serial
0
Refresh
86400s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.resellerdesktop.de
ns1.resellerdesktop.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.kundendesktop.de mx ip4:90.187.208.169 include:spf.marketing-teamwork.de include:SPF.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- MS=ms68004206
- 2lmW T8UTkxHQaXc0MgirEGWgyGYxAAYN8eikA8jxyU4zbG7wbfFDGW9fsZxBBiU3DMlLsh4JZ IXjaMQZgcsg==
- SPFv=spf1 include:spf.kundendesktop.de mx ip4:90.187.208.169 include:spf.marketing-teamwork.de include:SPF.protection.outlook.com ~all
- brevo-code:f159683d7dd81adbfbb6491b6a46644b
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