Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rennesgroup.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 05:00:27 UTC · ↺ Refresh
MX Hostnames
- rennesgroup-com.mail.protection.outlook.com
MX Priorities
- rennesgroup-com.mail.protection.outlook.com: 10
A / AAAA Records
- 199.16.172.27 (no PTR)
Mail Server IPs
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.p201.dns.oraclecloud.net hostmaster.rennesgroup.com 28 3600 600 604800 1800
Primary NS (mname)
ns1.p201.dns.oraclecloud.net
Admin Email (rname)
hostmaster@rennesgroup.com
Serial
28
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns3.p201.dns.oraclecloud.net
ns4.p201.dns.oraclecloud.net
ns1.p201.dns.oraclecloud.net
ns2.p201.dns.oraclecloud.net
SPF Record
✓ Strict (-all)
v=spf1 a ptr a:mail.rennesgroup.com include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:app.frevvo.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
9 records- Zko0isXV9HnDu30Jvor8aAcBJwFlb4EHX149j/++sYJL6Z9+v1DzSwyuth8QgPX1oRm4Y0j8X54U0jNgkfUMJA==
- 91e0gr52bdnpv31mgkj9bt6frk
- brevo-code:4dd8131ba7eb63618c02a85422c8afdf
- 893iiq6sjdhm9m3l3sqhvhk6ff
- apple-domain-verification=W4eDWNMtHLcGVUvu
- MS=ms72087600
- LuQkTAW7CHjAmQy57EZfrBjXyzbpK6cU4BzYm+V8gBqzaFXuJuG6vgj9RjZ/7CAOhas3YwK5ZBTmq2iu+WC9GA==
- aeur75nkftt3e90noqcc12e6oi
- SPFv=spf1 a ptr a:mail.rennesgroup.com include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:app.frevvo.com -all
Full email verification for rennesgroup.com
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