masoninsurance.net

Valid Email Server
Domain Lookup › masoninsurance.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
masoninsurance.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 22:41:37 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-1.mimecast.com
  • us-smtp-inbound-2.mimecast.com

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 3.166.96.126 ↩ server-3-166-96-126.mci50.r.cloudfront.net
  • 3.166.96.7 ↩ server-3-166-96-7.mci50.r.cloudfront.net
  • 3.166.96.77 ↩ server-3-166-96-77.mci50.r.cloudfront.net
  • 3.166.96.47 ↩ server-3-166-96-47.mci50.r.cloudfront.net
  • 2600:9000:261f:b800:1e:e44d:6f40:93a1
  • 2600:9000:261f:7c00:1e:e44d:6f40:93a1
  • 2600:9000:261f:9000:1e:e44d:6f40:93a1
  • 2600:9000:261f:f400:1e:e44d:6f40:93a1
  • 2600:9000:261f:8400:1e:e44d:6f40:93a1
  • 2600:9000:261f:6200:1e:e44d:6f40:93a1
  • 2600:9000:261f:1200:1e:e44d:6f40:93a1
  • 2600:9000:261f:3e00:1e:e44d:6f40:93a1

Mail Server IPs

  • 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA ian.ns.cloudflare.com dns.cloudflare.com 2396990077 10000 2400 604800 1800
Primary NS (mname)
ian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396990077
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

ian.ns.cloudflare.com
ines.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx include:spf.protection.outlook.com include:_netblocks.mimecast.com
📊 DNS lookups: 4/10

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

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

All TXT Records

5 records
  • 0ed1fe018afa07bd9563784699bb0babdf0cb0f179
  • MS=ms12932730
  • ZOOM_verify_OPE0044972
  • knowbe4-site-verification=86a75b8dc92b1ec1608688c1210af9d6
  • SPFv=spf1 a mx include:spf.protection.outlook.com include:_netblocks.mimecast.com
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 masoninsurance.net

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits