Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kooku.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 23:12:26 UTC · ↺ Refresh
MX Hostnames
- kooku-de.mail.protection.outlook.com
MX Priorities
- kooku-de.mail.protection.outlook.com: 0
A / AAAA Records
- 148.251.217.115 ↩ k01p28.meinserver.io
Mail Server IPs
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns81.domaincontrol.com dns.jomax.net 2025112202 28800 7200 604800 600
Primary NS (mname)
ns81.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112202
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns82.domaincontrol.com
ns81.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 mx a include:ispgateway.de include:spf.protection.outlook.com include:9044894.spf07.hubspotemail.net include:spf.df.eu -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- openai-domain-verification=dv-xBDeWgOtGH7B3xRpKyM2lLG1
- google-site-verification=_oT_TkOSRfcDLUVASwkkCBxQaAICHxd7JCf37_p1UsQ
- SPFv=spf1 mx a include:ispgateway.de include:spf.protection.outlook.com include:9044894.spf07.hubspotemail.net include:spf.df.eu -all
- google-site-verification=5LGg34brDThthSjlmddE60wmC1I1pyBD22xYEhLx3WI
- MS=ms79006315
- apple-domain-verification=t6T4xfVGGICWdjqn
- stripe-verification=795aaba27b9c3ccbf6d583f4e215575c49356af1b23c8cdc4482b10e92e760fc
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