Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
prestonrefrigeration.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 05:48:19 UTC · ↺ Refresh
MX Hostnames
- prestonrefrigeration-com.mail.protection.outlook.com
MX Priorities
- prestonrefrigeration-com.mail.protection.outlook.com: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns37.worldnic.com namehost.worldnic.com 126010514 10800 3600 604800 3600
Primary NS (mname)
ns37.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126010514
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns38.worldnic.com
ns37.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.prestonrefrigeration_com._d.easydmarc.pro include:spf-us.emailsignatures365.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- google-site-verification=_VYG-IS7IMY3IB3JmhnLx3Y_4pqkJSNUrgkLStF8cHM
- zoho-verification=zb26663775.zmverify.zoho.com
- SPFv=spf1 include:_spf.prestonrefrigeration_com._d.easydmarc.pro include:spf-us.emailsignatures365.com ~all
- rippling-domain-verification=dfc1f1f3006d382c
- google-site-verification=47gTSop0yXJVU7iro-EobstS8Rx0SqUWQyv0uWvtwHk
- apple-domain-verification=LQIv68h4CN5DD4Txp-ZgLWuBHqMLceNAC1vkCDwI_vs
- MS=ms81195589
- google-site-verification=6VDBZztZzFZltwYkgOxvxE0cybDt844HqY4-Y3RX0wo
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