courcelon.ch

Valid Email Server
Domain Lookup › courcelon.ch
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
courcelon.ch
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-10 20:13:40 UTC · ↺ Refresh

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MX Hostnames

  • mx3.azinformatique.ch
  • mx1.azinformatique.ch
  • mx4.azinformatique.ch
  • mx2.azinformatique.ch

MX Priorities

  • mx3.azinformatique.ch: 2
  • mx4.azinformatique.ch: 2
  • mx2.azinformatique.ch: 2
  • mx1.azinformatique.ch: 1

A / AAAA Records

  • 159.100.250.18 ↩ cranberry.hostsolutions.ch

Mail Server IPs

  • 185.98.28.6 ↩ mx3.azinformatique.ch
  • 185.98.28.7 ↩ mx4.azinformatique.ch
  • 185.98.28.5 ↩ mx2.azinformatique.ch
  • 185.98.28.4 ↩ mx1.azinformatique.ch

SOA Record

Raw SOA ns11.infomaniak.ch hostmaster.infomaniak.ch 2024011387 10800 3600 605800 3600
Primary NS (mname)
ns11.infomaniak.ch
Admin Email (rname)
hostmaster@infomaniak.ch
Serial
2024011387
Refresh
10800s
Retry
3600s
Expire
605800s
Minimum TTL
3600s

Nameservers (NS)

ns12.infomaniak.ch
ns11.infomaniak.ch

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a ip4:185.98.28.26 include:spf.mandrillapp.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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 ip4:185.98.28.26 include:spf.mandrillapp.com ~all
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