4-level.de

Valid Email Server
Domain Lookup › 4-level.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
4-level.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-29 20:55:22 UTC · ↺ Refresh

MX Hostnames

  • mail.x-dot.de

MX Priorities

  • mail.x-dot.de: 10

A / AAAA Records

  • 159.255.168.11 ↩ vali.xdot.de

Mail Server IPs

  • 159.255.170.77 ↩ baldur.x-dot.de

SOA Record

Raw SOA ns1.x-dot.de postmaster.4-level.de 2012101501 10800 3600 1209600 86400
Primary NS (mname)
ns1.x-dot.de
Admin Email (rname)
postmaster@4-level.de
Serial
2012101501
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.x-dot.de
ns2.x-dot.de

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:159.255.168.0/23 ip4:159.255.170.0/25 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

1 record
  • SPFv=spf1 mx a ip4:159.255.168.0/23 ip4:159.255.170.0/25 -all
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