Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jalb.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 22:45:23 UTC · ↺ Refresh
MX Hostnames
- jalb-de.mail.protection.outlook.com
MX Priorities
- jalb-de.mail.protection.outlook.com: 10
A / AAAA Records
- 185.232.0.166 ↩ server7.reformiert-info.de
Mail Server IPs
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-eu.123ns.eu hostmaster.123ns.eu 2025080800 86400 7200 3600000 86400
Primary NS (mname)
ns1-eu.123ns.eu
Admin Email (rname)
hostmaster@123ns.eu
Serial
2025080800
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns4-eu.123ns.de
ns1-eu.123ns.eu
ns2-eu.123ns.de
ns3-eu.123ns.eu
SPF Record
✓ Strict (-all)
v=spf1 a mx mx:mail.jalb.de mx:jalb-de.mail.protection.outlook.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- t6yyqfsldvgpp3my53zzl2t16xx3sljp
- _ojulwky6fwaqkh4i9ul6ot36tgk7mb2
- MS=ms14531625
- SPFv=spf1 a mx mx:mail.jalb.de mx:jalb-de.mail.protection.outlook.com include:spf.protection.outlook.com -all
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