Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
codefighters.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 22:17:26 UTC · ↺ Refresh
MX Hostnames
- srv1.codefighters.net
MX Priorities
- srv1.codefighters.net: 10
A / AAAA Records
- 45.157.176.86 ↩ srv1.codefighters.net
- 2a03:4000:4b:def:e455:28ff:fec3:76c0 ↩ srv1.codefighters.net
Mail Server IPs
- 45.157.176.86 ↩ srv1.codefighters.net
- 2a03:4000:4b:def:e455:28ff:fec3:76c0 ↩ srv1.codefighters.net
SOA Record
Raw SOA
ns1.first-ns.de dns.hetzner.com 2026011601 14400 1800 604800 600
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2026011601
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
robotns2.second-ns.de
robotns3.second-ns.com
ns1.first-ns.de
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +a:srv1.codefighters.net -all
📊 DNS lookups: 3/10
✓ 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
✓ 1 found
default._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
2 records- SPFv=spf1 +a +mx +a:srv1.codefighters.net -all
- google-site-verification=8Uq5gkRZ24E-Hr5kpawdmKvz1kHRWPQRAQONeIPpNnQ
Full email verification for codefighters.de
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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