Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
it-baier.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 05:23:31 UTC · ↺ Refresh
MX Hostnames
- itbaier-de0e.mail.protection.outlook.com
MX Priorities
- itbaier-de0e.mail.protection.outlook.com: 0
A / AAAA Records
- 81.169.247.228 ↩ service.it-baier.com
Mail Server IPs
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.26 ↩ mail-as9pr05cu01302.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
nsa5.schlundtech.de dbaier.it-baier.de 2025040705 43200 7200 1209600 600
Primary NS (mname)
nsa5.schlundtech.de
Admin Email (rname)
dbaier@it-baier.de
Serial
2025040705
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
nsa5.schlundtech.de
nsc5.schlundtech.de
nsd5.schlundtech.de
nsb5.schlundtech.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:81.169.247.228 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
2 records- SPFv=spf1 include:spf.protection.outlook.com ip4:81.169.247.228 -all
- MS=ms74279765
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