Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mieterbund-owl.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 10:16:27 UTC · ↺ Refresh
MX Hostnames
- mieterbund-owl.de
- mieterbundowl-de02e.mail.protection.outlook.com
- relay.rzone.de
MX Priorities
- relay.rzone.de: 100
- mieterbundowl-de02e.mail.protection.outlook.com: 10
- mieterbund-owl.de: 20
A / AAAA Records
- 81.169.145.158 ↩ w9e.rzone.de
- 2a01:238:20a:202:1158::
Mail Server IPs
- 81.169.145.96 ↩ relay.rzone.de
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 81.169.145.158 ↩ w9e.rzone.de
- 2a01:238:20a:202:1158::
SOA Record
Raw SOA
shades15.rzone.de hostmaster.strato-rz.de 2021033086 86400 7200 604800 300
Primary NS (mname)
shades15.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2021033086
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
shades15.rzone.de
docks06.rzone.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:spf.protection.outlook.com -all
- _telesec-domain-validation=272851_2019-07-17_4SEFJ8z2PhjPGfuDxokf6TI9dCREnAyYbRzorFCUEKnhSyEHRo
- MS=ms17058096
- brevo-code:20f039b673bc39ea7f5f9e18c364fed7
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