Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fagronsterile.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:48:31 UTC · ↺ Refresh
MX Hostnames
- fagronsterile-com.mail.protection.outlook.com
MX Priorities
- fagronsterile-com.mail.protection.outlook.com: 10
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.combell.net hostmaster.fagronsterile.com 1769369951 10800 3600 604800 40000
Primary NS (mname)
ns3.combell.net
Admin Email (rname)
hostmaster@fagronsterile.com
Serial
1769369951
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
40000s
Nameservers (NS)
ns1.combell.eu
ns4.combell.net
ns3.combell.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.fagronsterile_com._d.easydmarc.pro -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
4 records- d365mktkey=lKjFSGr4SsMigwutyyU1yRP71nttObyogepzw6plbJAx
- SPFv=spf1 include:_spf.fagronsterile_com._d.easydmarc.pro -all
- knowbe4-site-verification=379015c3763e55c3f1db23012d8963d3
- docusign=b897f91b-bf52-4d92-b502-facbbfe613cc
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 fagronsterile.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits