zkb.ch

Valid Email Server
Domain Lookup › zkb.ch

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
zkb.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-07-27 00:11:26 UTC · ↺ Refresh

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MX Hostnames

  • mail2.zkb.ch
  • mail1.zkb.ch

MX Priorities

  • mail2.zkb.ch: 16
  • mail1.zkb.ch: 16

A / AAAA Records

  • 62.240.192.154 ↩ www.zkb.ch

Mail Server IPs

  • 62.240.192.121 ↩ mail2.zkb.ch
  • 62.240.192.120 ↩ mail1.zkb.ch

SOA Record

Raw SOA a1-51.akam.net postmaster.zkb.ch 2023061389 10800 3600 604800 1800
Primary NS (mname)
a1-51.akam.net
Admin Email (rname)
postmaster@zkb.ch
Serial
2023061389
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

a6-64.akam.net
a8-64.akam.net
a5-67.akam.net
a9-66.akam.net
a1-51.akam.net
a12-67.akam.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:62.240.192.0/23 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

7 records
  • ZOOM_verify_oGh1ITPhbBsUxPU3RoECrj
  • SPFv=spf1 ip4:62.240.192.0/23 -all
  • google-site-verification=6joXNHpbFAkzNARKmIcioAq0DEnhbzuOQzIIT1uSOdk
  • google-site-verification=i5B-I_Id3ESdfMavdDSggotK9HGArhnBiKDe5LAriuE
  • swisssign-check=meh2QzOFAyzkuQqTaUK1-EDInDg
  • facebook-domain-verification=f8xnfcmsp6xnvmarckzpt6eynzr83n
  • jetbrains-domain-verification=bobsm5jj07qae9401ixz6lnn1
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