ro3.com

Valid Email Server
Domain Lookup › ro3.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ro3.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-26 21:13:41 UTC · ↺ Refresh

MX Hostnames

  • ro3-com.mail.protection.outlook.com

MX Priorities

  • ro3-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 172.67.204.177 (no PTR)
  • 104.21.69.50 (no PTR)
  • 2606:4700:3035::6815:4532
  • 2606:4700:3037::ac43:ccb1

Mail Server IPs

  • 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
  • 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
  • 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com

SOA Record

Raw SOA ashley.ns.cloudflare.com dns.cloudflare.com 2397807793 10000 2400 604800 1800
Primary NS (mname)
ashley.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397807793
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

lamar.ns.cloudflare.com
ashley.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx a ip4:67.227.229.236 include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

6 records
  • linkedin-site-verification=faf69c34-846f-44aa-8f17-585156fe81bc
  • ppe-c302d945ec75a3c8aedb189aea0eb499bef6be9b
  • SPFv=spf1 mx a ip4:67.227.229.236 include:spf.protection.outlook.com ~all
  • MS=ms69316076
  • apple-domain-verification=4mlSveFNtltZR30r
  • google-site-verification=9bTNobRfnEaC76U1rABRcguIyW_LRM1lIQJnjZ0-Vd0
Full email verification for ro3.com

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