Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tag24.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 08:48:32 UTC · ↺ Refresh
MX Hostnames
- tag24-de.mail.protection.outlook.com
MX Priorities
- tag24-de.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.29.155 (no PTR)
- 104.18.28.155 (no PTR)
- 2606:4700::6812:1c9b
- 2606:4700::6812:1d9b
Mail Server IPs
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 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
- 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
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
cody.ns.cloudflare.com dns.cloudflare.com 2398256904 10000 2400 604800 1800
Primary NS (mname)
cody.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398256904
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
may.ns.cloudflare.com
cody.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:5.75.134.16 include:spf.protection.outlook.com include:_spf.rexx-suite.com include:spf.gutenberg-rz.de -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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
11 records- apple-domain-verification=57tEOyQHD5Unefox
- apple-domain-verification=Rez25ncY3tTBG1eNVltKszZTnVIzjVmEDNL7z2Dy4_s
- brevo-code:57a09118477a544fec771b7e5fc48287
- brevo-code:9d8ea6dcc680843d53a6932b152fc1f1
- google-site-verification=bwDe0cBMVz_lInF6FhaZ5KOFC0X-dQErD6AAblglzCk
- google-site-verification=n600YTAqlHAhB3369LCJ35WzOetijCFDKNeVwBcJKVY
- google-site-verification=xlSMfHa6aJeOhgbkcLCnEFDw6u7RqjgGnF0JwgClYkU
- linkedin-site-verification=c3f63b28-19e6-4d3c-a945-ec7178b006e0
- SPFv=spf1 ip4:5.75.134.16 include:spf.protection.outlook.com include:_spf.rexx-suite.com include:spf.gutenberg-rz.de -all
- MS=ms37091660
- MS=ms90855357
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