Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tkuc.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 16:57:36 UTC · ↺ Refresh
MX Hostnames
- tkuc-de.mail.protection.outlook.com
MX Priorities
- tkuc-de.mail.protection.outlook.com: 0
A / AAAA Records
- 81.27.231.44 ↩ hpfreelancer1.hpress.de
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 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
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.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
SOA Record
Raw SOA
ns1.bdm.microsoftonline.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1.bdm.microsoftonline.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:7800660.spf02.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ 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
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- SPFv=spf1 include:spf.protection.outlook.com include:7800660.spf02.hubspotemail.net -all
- mscid=/OtWCojvc7HNb1xFdOVovbOJfMVy52BX03N798TWi66vIsGEJVwZkGscZmR2lSY8AQTJntStc+qU6scycupHzw==
- cisco-ci-domain-verification=1c68ad0409bcd2314c06a82d75f1a5cc7b67c2d919223e8d9f7a788ccfc75988
- facebook-domain-verification=z0k9mtzzgtn2b6q4k6xplg5mumr8iq
- google-site-verification=v5Zyt_l-M9RVpmNa1W0Vi0YYsHlJqykHP_qT55EteYY
- zoho-verification=zb38815904.zmverify.zoho.eu
Full email verification for tkuc.de
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