cirkel.de

Valid Email Server
Domain Lookup › cirkel.de

Domain Overview

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

Checked via [email protected] · 2026-04-02 06:28:26 UTC · ↺ Refresh

MX Hostnames

  • mail03.cirkel.de
  • mail01.cirkel.de
  • mail02.cirkel.de
  • mail.cirkel.de

MX Priorities

  • mail03.cirkel.de: 10
  • mail02.cirkel.de: 30
  • mail.cirkel.de: 40
  • mail01.cirkel.de: 20

A / AAAA Records

  • 91.190.227.158 (no PTR)

Mail Server IPs

  • 156.67.170.50 ↩ mail03.cirkel.de
  • 87.139.135.34 ↩ mail01.cirkel.de

SOA Record

Raw SOA nsa5.schlundtech.de j\.emmerich.interface-medien.de 2025082803 43200 7200 1209600 86400
Primary NS (mname)
nsa5.schlundtech.de
Admin Email (rname)
j\@emmerich.interface-medien.de
Serial
2025082803
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

nsb5.schlundtech.de
nsa5.schlundtech.de
nsd5.schlundtech.de
nsc5.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 a mx a:osit.biz ip4:156.67.170.50/29 ip4:87.139.135.34 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ 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

✗ 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

3 records
  • 202403071132221ebvwwssk7kyo7g5tlampkfy970ra9n11rzwr8ee12mrx4tkq2
  • SPFv=spf1 a mx a:osit.biz ip4:156.67.170.50/29 ip4:87.139.135.34 include:spf.protection.outlook.com -all
  • MS=FA72D432B60A00369A5C952DFC5223BAF3AC27D3
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