casellainc.com

Valid Email Server

Domain Overview

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

Checked via [email protected] · 2026-03-29 17:52:52 UTC · ↺ Refresh

MX Hostnames

  • casellainc-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 192.124.249.152 ↩ cloudproxy10152.sucuri.net

Mail Server IPs

  • 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
  • 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
  • 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
  • 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com

SOA Record

Raw SOA ns39.domaincontrol.com dns.jomax.net 2025061704 28800 7200 604800 3600
Primary NS (mname)
ns39.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025061704
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns40.domaincontrol.com
ns39.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:50.222.6.58 include:spf.protection.outlook.com include:spf.smtp2go.com include:email.freshservice.com include:mailgun.org include:spf.constantcontact.com include:spf.arcoro.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

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

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 216 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

5 records
  • SPFv=spf1 ip4:50.222.6.58 include:spf.protection.outlook.com include:spf.smtp2go.com include:email.freshservice.com include:mailgun.org include:spf.constantcontact.com include:spf.arcoro.com -all
  • google-site-verification=59-aZp72ulqbr1HEHaTvW6AM7_UkeHXIZ3TCU1ATV2w
  • google-site-verification=8Q2P8jWUHSjqSQ7YGoTNrVWY3xYiD_kiOWRZYoKqirQ
  • apple-domain-verification=mEk553bUk0csILIh
  • duo_sso_verification=0NozZXoEZHQw4yuDIhZCwCzHcdfxlZWcViR3UhWW3YQUTeWxioD1c1ucYilXhfXW
Full email verification for casellainc.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits