Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blanx.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 03:45:59 UTC · ↺ Refresh
MX Hostnames
- blanx-de.mail.protection.outlook.com
MX Priorities
- blanx-de.mail.protection.outlook.com: 0
A / AAAA Records
- 51.77.92.224 ↩ mail.blanx.de
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa9.schlundtech.de m\.gairing.blanx.de 2025102201 43200 7200 1209600 86400
Primary NS (mname)
nsa9.schlundtech.de
Admin Email (rname)
m\@gairing.blanx.de
Serial
2025102201
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
nsc9.schlundtech.de
nsd9.schlundtech.de
nsa9.schlundtech.de
nsb9.schlundtech.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; sp=none; fo=0:1:s; ri=3600; ruf=mailto:[email protected]; rua=mailto:[email protected]; adkim=r; aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
4 records- google-site-verification=f1uiM9xILGDoSqM4ri4MXPBsOeMS-cTyIqRMAkJKA2k
- google-site-verification=VfwRZ85ambidxhubY9ak8_H3o4yEZYvF-lNl2wzas0s
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms22171548
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