Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
jay-cool.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-03 09:06:30 UTC · ↺ Refresh
MX Hostnames
- jaycool-de0i.mail.protection.outlook.com
MX Priorities
- jaycool-de0i.mail.protection.outlook.com: 10
A / AAAA Records
- 185.237.66.248 ↩ r29101.agenturserver.it
Mail Server IPs
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1773837259 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1773837259
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.de
ns01.agenturserver.co
ns01.agenturserver.it
SPF Record
✓ Strict (-all)
v=spf1 a mx include:_spf.jay-cool.de include:spf-de.emailsignatures365.com include:partnerasp._spf.schuhtronic.de include:spf.protection.outlook.com include:agenturserver.de -all
📊 DNS lookups: 7/10
✓ 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
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=ZyO4Eqi1kGrIDwJZSJv9qTkZEL5Qcx2UOEroqVZJ2t0
- SPFv=spf1 a mx include:_spf.jay-cool.de include:spf-de.emailsignatures365.com include:partnerasp._spf.schuhtronic.de include:spf.protection.outlook.com include:agenturserver.de -all
Full email verification for jay-cool.de
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