Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
teech.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 05:58:36 UTC · ↺ Refresh
MX Hostnames
- teech-de.mail.protection.outlook.com
MX Priorities
- teech-de.mail.protection.outlook.com: 10
A / AAAA Records
- 216.150.1.1 (no PTR)
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:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.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
SOA Record
Raw SOA
shades20.rzone.de hostmaster.strato-rz.de 2020110968 86400 7200 604800 300
Primary NS (mname)
shades20.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020110968
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
docks02.rzone.de
shades20.rzone.de
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.sendinblue.com ?all
📊 DNS lookups: 3/10
? Neutral (?all) — no enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- facebook-domain-verification=41d8s59urlqzwbxf43914htlgg975z
- google-site-verification=ojRnUDW6MJDzkLzgiOyt3Aj5T19ZCCVLGytFSa16rmY
- MS=ms32924529
- google-site-verification=IMd7RheMEs0ZCYlowKUNAQljDnQZuHxoFuSfSJ3rxS8
- SPFv=spf1 include:spf.mailjet.com include:spf.protection.outlook.com include:spf.sendinblue.com ?all
- apple-domain-verification=guYiu2pG1cPRVhp5
- Sendinblue-code:ebdb80c16b3f3f9f6496b0b60c914c80
Full email verification for teech.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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