Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tedo-verlag.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:44:53 UTC · ↺ Refresh
MX Hostnames
- dedi4873.your-server.de
MX Priorities
- dedi4873.your-server.de: 10
A / AAAA Records
- 136.243.166.3 ↩ dedi4873.your-server.de
Mail Server IPs
- 136.243.166.3 ↩ dedi4873.your-server.de
- 2a01:4f8:d0a:6372::2 ↩ dedi4873.your-server.de
SOA Record
Raw SOA
hydrogen.ns.hetzner.com postmaster.your-server.de 2026032100 86400 1800 3600000 86400
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
postmaster@your-server.de
Serial
2026032100
Refresh
86400s
Retry
1800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
helium.ns.hetzner.de
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:136.243.166.3 ip4:78.46.2.164 ip4:83.137.67.82 ip4:116.203.93.112 ip6:2a01:4f8:d0a:6372::2 include:spf.brevo.com include:spf.sendinblue.com include:_spf.hetzner.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;pct=50;rua=mailto:[email protected];ruf=mailto:[email protected];adkim=s;aspf=r;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
⚠ Policy applies to 50% of failing messages only
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
5 records- ZOOM_verify_VjChQuw9Rfe-GXWzr3gOeg
- brevo-code:3b934e0584074feb8f30fa43f053a2da
- google-site-verification=VmKJHn-3UYBCOIl_MKyNKm0dp9TQDxozxQdmo12nhWU
- ms=ms17359734
- SPFv=spf1 ip4:136.243.166.3 ip4:78.46.2.164 ip4:83.137.67.82 ip4:116.203.93.112 ip6:2a01:4f8:d0a:6372::2 include:spf.brevo.com include:spf.sendinblue.com include:_spf.hetzner.com include:spf.protection.outlook.com ~all
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