rubisenergie.com

Valid Email Server
Domain Lookup › rubisenergie.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
rubisenergie.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 22:23:12 UTC · ↺ Refresh

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MX Hostnames

  • rubisenergie-com.mail.protection.outlook.com

MX Priorities

  • rubisenergie-com.mail.protection.outlook.com: 20

A / AAAA Records

  • 81.252.196.220 ↩ 220-196.252-81.static-ip.oleane.fr

Mail Server IPs

  • 52.101.164.0 ↩ mail-mrzp264cu00100.inbound.protection.outlook.com
  • 52.101.166.2 ↩ mail-paup264cu00202.inbound.protection.outlook.com
  • 52.101.166.0 ↩ mail-pa5p264cu00200.inbound.protection.outlook.com
  • 52.101.166.1 ↩ mail-pr0p264cu01301.inbound.protection.outlook.com
  • 2a01:111:f403:ca25:: ↩ mail-pa5p264cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:ca1e:: ↩ mail-mrzp264cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca25::1 ↩ mail-pr0p264cu01301.inbound.protection.outlook.com
  • 2a01:111:f403:ca25::2 ↩ mail-paup264cu00202.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.iptwins.net dns-log.iptwins.com 2025102401 86400 7200 2592000 345600
Primary NS (mname)
ns1.iptwins.net
Admin Email (rname)
dns-log@iptwins.com
Serial
2025102401
Refresh
86400s
Retry
7200s
Expire
2592000s
Minimum TTL
345600s

Nameservers (NS)

ns4.iptwins.com
ns1.iptwins.net
ns2.iptwins.net
ns3.iptwins.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:78.46.0.251 ip4:84.14.196.80/28 ip4:194.206.234.235/28 ip4:81.252.47.84/28 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._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

3 records
  • TXT _dmarc v=DMARC1; p=none; rua=mailto:[email protected]
  • SPFv=spf1 include:spf.protection.outlook.com ip4:78.46.0.251 ip4:84.14.196.80/28 ip4:194.206.234.235/28 ip4:81.252.47.84/28 -all
  • smartsheet-site-validation=JK7vv6Ye3-ZTKJROL94yB4Oqahg_bhMY
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