caldwellaz.com

Valid Email Server
Domain Lookup › caldwellaz.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 00:29:39 UTC · ↺ Refresh

MX Hostnames

  • mx2-us1.ppe-hosted.com
  • caldwellaz-com.mail.protection.outlook.com
  • mx1-us1.ppe-hosted.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 10
  • mx2-us1.ppe-hosted.com: 20
  • caldwellaz-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 151.101.194.159

Mail Server IPs

  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
  • 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
  • 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3
  • 2a01:111:f403:f802::1

SOA Record

Raw SOA bart.ns.cloudflare.com dns.cloudflare.com 2395898044 10000 2400 604800 1800
Primary NS (mname)
bart.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2395898044
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

lola.ns.cloudflare.com
bart.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

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

All TXT Records

3 records
  • NETORGFT3162794.onmicrosoft.com
  • google-site-verification=2comCaNmkzhZd3Ctb-4niidQY7dZi6sv-vKlD1Sqr_A
  • SPFv=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com -all
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