Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marioncountyfl.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:07:21 UTC · ↺ Refresh
MX Hostnames
- marioncountyfl-org.mail.protection.outlook.com
MX Priorities
- marioncountyfl-org.mail.protection.outlook.com: 0
A / AAAA Records
- 135.84.124.41 (no PTR)
Mail Server IPs
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 124042509 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
124042509
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns65.worldnic.com
ns66.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:_spf.dellsecuremail.com include:servers.mcsv.net ip4:67.231.54.243 ip4:67.231.54.244 ip4:67.231.54.242 mx:smtp1.marioncountyfl.org mx:smtp2.marioncountyfl.org include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:amazonses.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
16 records- MS=ms94014952
- cisco-ci-domain-verification=50477fc80a4cbc26ee04d9ca6d4cf31af3178421e4a154248eb5296d79825c68
- google-site-verification=ZvwqldFaMLfRJoQaCciw_PyhYmlHUwBPaUpd2yX0NpQ
- amazonses.com
- spf-us.appmail.granicusgovaccess.net
- MS=ms68000011
- MS=D1D4C914B657F5CFF70D990BE30A0210AA46FA4D
- spf.dynect.net
- apple-domain-verification=gNCGaeMkdJnLgsdg
- google-site-verification=axUb5nhWEdP2DpmWaoQMQQdi0TF2gxsdL9TJF9EBIBg
- BhQNlcM+WaLWc7cfHpfYk142CTHm8hT2kHHIosA4Q3dcfSuz+HGKImo2B+rwIiiL+hwqiGvXi5/eQGCupSiyTw==
- SPFv=spf1 mx include:_spf.dellsecuremail.com include:servers.mcsv.net ip4:67.231.54.243 ip4:67.231.54.244 ip4:67.231.54.242 mx:smtp1.marioncountyfl.org mx:smtp2.marioncountyfl.org include:spf.protection.outlook.com include:spf-us.emailsignatures365.com include:amazonses.com -all
- cisco-ci-domain-verification=5de4a5b26299720d509ea4a074f10e0f6565cf88fbbfa332efdf1a40d00340a1
- google-site-verification=ISFAdh8ACucrncFfY7hWUAFyQCtnmHFa5mYpdOXE9A4
- google-site-verification=DseiNOqO5dm22NC9EbLeDQAKNPAPVvLdpZ-MbYCeFwk
- include:spf.dynect.net
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 marioncountyfl.org
SMTP handshake, catch-all detection, SPF/DKIM/DMARC analysis, and Yahoo/Outlook verification.
Get 1,000 Free Credits