rcvco.org

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

Domain Overview

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

Checked via [email protected] · 2026-07-01 16:03:33 UTC · ↺ Refresh

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MX Hostnames

  • rcvco-org.mail.protection.outlook.com

MX Priorities

  • rcvco-org.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.83.199 (no PTR)
  • 172.67.181.9 (no PTR)
  • 2606:4700:3036::ac43:b509
  • 2606:4700:3037::6815:53c7

Mail Server IPs

  • 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
  • 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com

SOA Record

Raw SOA gwen.ns.cloudflare.com dns.cloudflare.com 2406709090 10000 2400 604800 1800
Primary NS (mname)
gwen.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2406709090
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

gwen.ns.cloudflare.com
vick.ns.cloudflare.com

SPF Record

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

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail

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

All TXT Records

5 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms62212588
  • brevo-code:9f58abfc2d086e9c5e63dd6553699177
  • facebook-domain-verification=d0bin0gdiwo07cig0gr86o9fzw09wr
  • twilio-domain-verification=758a3a34a5e249baae5309f1756b6daf
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