supplyon.com

Valid Email Server
Domain Lookup › supplyon.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
supplyon.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 17:32:31 UTC · ↺ Refresh

MX Hostnames

  • backmail.supplyon.com
  • mx-in01.eu.retarus.com
  • mx-in02.eu.retarus.com

MX Priorities

  • mx-in02.eu.retarus.com: 10
  • mx-in01.eu.retarus.com: 10
  • backmail.supplyon.com: 20

A / AAAA Records

  • 194.97.156.234 ↩ triton.schalk-it.de

Mail Server IPs

  • 94.199.89.39 ↩ mx-in02.eu.retarus.com
  • 94.199.92.130 ↩ mx-in01.eu.retarus.com
  • 80.148.24.230 (no PTR)

SOA Record

Raw SOA ns1.cdnetdns.net dnsadmin.cdnetworks.com 2022050301 2000 300 181400 3600
Primary NS (mname)
ns1.cdnetdns.net
Admin Email (rname)
dnsadmin@cdnetworks.com
Serial
2022050301
Refresh
2000s
Retry
300s
Expire
181400s
Minimum TTL
3600s

Nameservers (NS)

ns1.cdnetdns.net
ns6.cdnetdns.cn
ns2.cdnetdns.net
ns5.cdnetdns.cn

SPF Record

✓ Strict (-all)
v=spf1 include:_spf.pool1.transactional-mail-a.com include:_spf.pool2.transactional-mail-a.com include:_spf.retarus.com include:_spf-ssg-a.microsoft.com include:_spf.atlassian.net ip4:193.41.8.24/29 ip4:185.170.26.84 ip4:185.170.26.85 ip4:185.170.26.68 ip4:193.158.235.233 include:supplyon.schalk-it.de include:_spf.rexx-suite.com -all
📊 DNS lookups: 10/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

10 records
  • miro-verification=f331c1aa640b2de2c4f9d24c12016cc0c20a37d4
  • atlassian-domain-verification=MVUfUD3fGCGaU0Sz9y2UGm4dyzoab3ObgwFASGmdd6yZMMi2kqQsZMMNbAdBIL9t
  • atlassian-domain-verification=96PvEyHVFvzUkQdbNiuwqa814MvoM0W7WVXcsQaW5KNzBfcD7a0kLoNSCygKo5x4
  • swisssign-check=BhK9Tuy-bge9AQLNKgVNlU3rSKk
  • SPFv=spf1 include:_spf.pool1.transactional-mail-a.com include:_spf.pool2.transactional-mail-a.com include:_spf.retarus.com include:_spf-ssg-a.microsoft.com include:_spf.atlassian.net ip4:193.41.8.24/29 ip4:185.170.26.84 ip4:185.170.26.85 ip4:185.170.26.68 ip4:193.158.235.233 include:supplyon.schalk-it.de include:_spf.rexx-suite.com -all
  • MS=3273FE94FA2DA34F6DFD096D94C0D4F8002633F6
  • 9uzLE2ZyOOAuICIpmCgtA6KW2pSVXMOcJYUPvby8FdEPv53hednBtjZotWHyqqi4lmd3d4KnK+RlpG3WWfUb/A==
  • +Vt61QYMo0bbMaI5IjU75UjaCmpM3idGbxwnRwvI5h8=
  • google-site-verification=Y2pR0mk8y1fWdBpwrYugjvzLP2z3JSQrxbiEanoBZbs
  • _globalsign-domain-verification=JmAKyJ6L0KfNHN9wJfaYR03yArP62m5IP9TFby7Dgd
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