Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crown-industrial.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 08:44:51 UTC · ↺ Refresh
MX Hostnames
- crownindustrial-com01c.mail.protection.outlook.com
MX Priorities
- crownindustrial-com01c.mail.protection.outlook.com: 10
A / AAAA Records
- 50.18.206.50 ↩ california.xmsymphony.com
Mail Server IPs
- 52.101.9.17 (no PTR)
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns.crown-industrial.com administrator.crown-industrial.com 2025102400 3600 600 1209600 300
Primary NS (mname)
pdns.crown-industrial.com
Admin Email (rname)
administrator@crown-industrial.com
Serial
2025102400
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
pdns.crown-industrial.com
pdns.wanconcepts.com
pdns.wolftrailtech.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:12.201.129.202/32 ip4:149.72.123.24/32 include:spf.protection.outlook.com include:mail.us.xmsymphony.com include:mail.mysagestore.com include:sendgrid.net mx -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; ruf=mailto:[email protected]; fo=0; adkim=s; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
3 records- mscid=d21VGFPZT+2/gVzjPbvobayyc6J11kfoK2VaAXUhhJ8Rqm51DFjnepRCaUcL4MuObn0k0M1/02Zln8ktdBaHFA==
- SPFv=spf1 ip4:12.201.129.202/32 ip4:149.72.123.24/32 include:spf.protection.outlook.com include:mail.us.xmsymphony.com include:mail.mysagestore.com include:sendgrid.net mx -all
- google-site-verification=mL8uvvwSQz0adMHq_bq6UgT867PmLbOEhXVGMQ5FS3Q
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for crown-industrial.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits