Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
groupe-cassous.com
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 20:24:18 UTC · ↺ Refresh
MX Hostnames
- mx-mibc-fr-08.mailinblack.com
MX Priorities
- mx-mibc-fr-08.mailinblack.com: 5
A / AAAA Records
- 176.31.54.13 ↩ cassous.gsi-network.com
Mail Server IPs
- 51.103.51.4 (no PTR)
SOA Record
Raw SOA
ns1.prodomaines.com dns-contact.systonic.fr 2026030301 86400 1800 1209600 3600
Primary NS (mname)
ns1.prodomaines.com
Admin Email (rname)
dns-contact@systonic.fr
Serial
2026030301
Refresh
86400s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.prodomaines.com
ns1.prodomaines.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mailinblack.com include:_spf.salesforce.com include:_spf.google.com include:eskerondemand.com include:servers.mcsv.net include:mail.zendesk.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
google._domainkey
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- ZA=8JPAi93fr4oBzEHNYHo7h7me6cyyb+PotSiarzXLnW8=
- MS=EEB77E7956FF8BF1E6A9E81D3B24AF8802D622C1
- atlassian-sending-domain-verification=5d0aa182-af32-4f2b-9b2c-bfcd2020afec
- google-site-verification=UaUOBn_JmBoH3i4YFrgeb_mvCa5pKoqdMCV92Jh252c
- SPFv=spf1 include:spf.mailinblack.com include:_spf.salesforce.com include:_spf.google.com include:eskerondemand.com include:servers.mcsv.net include:mail.zendesk.com ~all
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