Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
petec.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 01:24:20 UTC · ↺ Refresh
MX Hostnames
- remote.petec.de
MX Priorities
- remote.petec.de: 10
A / AAAA Records
- 195.201.80.150 ↩ host01.proxbit.de
Mail Server IPs
- 87.138.137.58 ↩ p578a893a.dip0.t-ipconnect.de
SOA Record
Raw SOA
hydrogen.ns.hetzner.com dns.hetzner.com 2025090801 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2025090801
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
hydrogen.ns.hetzner.com
oxygen.ns.hetzner.com
helium.ns.hetzner.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:195.201.80.150 a:petec.de a:host01.proxbit.de mx ip4:87.138.137.58 -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- ms13211183
- sendinblue-code:c5cbd1f583f06b048e5d32ed341bed56
- google-site-verification=npuI79hLfXFbadekuZ3nUwikkUKdLNgMOB4Kbb_pPNQ
- SPFv=spf1 mx ip4:195.201.80.150 a:petec.de a:host01.proxbit.de mx ip4:87.138.137.58 -all
- MS=ms13211183
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