r3.group

Valid Email Server
Domain Lookup › r3.group
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
r3.group
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 07:29:11 UTC · ↺ Refresh

MX Hostnames

  • r3-group.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 94.130.64.105
  • 2a01:4f8:10b:2ddc::2

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:4230617.spf05.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

10 records
  • apple-domain-verification=BwhmZBSbrzxoYd3U
  • google-site-verification=vHUCLx6zjgA0-8hjzBbhuLwWuwdCcWpWAHuElSTdYCw
  • google-site-verification=t7-rX7iwSNmK3nsEqaIWsA16ugYa8twICxScXkESuPk
  • linkedin-site-verification=031c7c62-4c9e-4179-a8ea-c237e4eba331
  • mscid=wLrYp0rd4o+LaDOnZovj82HgcvetJo74nDyf1u1eF4qjcUCo0rRFxFGtt0J2/zmzJbPKC8WBe6wQEf9cnwG9Lw==
  • SPFv=spf1 include:spf.protection.outlook.com include:4230617.spf05.hubspotemail.net -all
  • MS=ms62451624
  • google-site-verification=h4e-Qxk4aWmgiBMlmCd4GLfF72xav4C4d-Xhu2vzdrs
  • atlassian-domain-verification=oi7poOt7OjqxarufmxlwODIefk9D05NLajVaENlOqZ1c3QdUUapxjIN8H16RtVM4
  • google-site-verification=xhBbbgIkjtItvNmeAknQ_XQRx2mVF_nUzAY36vMLYks
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