Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
shearersupply.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 08:52:10 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
- shearersupply-com-1.fortimailcloud.com
- shearersupply-com-2.fortimailcloud.com
MX Priorities
- shearersupply-com-2.fortimailcloud.com: 20
- us-smtp-inbound-2.mimecast.com: 10
- shearersupply-com-1.fortimailcloud.com: 20
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 104.197.133.124 ↩ 124.133.197.104.bc.googleusercontent.com
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns77.worldnic.com namehost.worldnic.com 125100811 10800 3600 604800 3600
Primary NS (mname)
ns77.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125100811
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns78.worldnic.com
ns77.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:108.166.25.102/32 ip4:192.69.130.0/23 ip4:64.106.173.0/25 ip4:97.77.215.138/32 ip4:64.106.173.10/25 a:billtrust.com include:us._netblocks.mimecast.com include:u826348.wl.sendgrid.net include:u7903245.wl246.sendgrid.net include:spf.icontroller.eu include:_spf.arlo.co -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
7 records- SPFv=spf1 a ip4:108.166.25.102/32 ip4:192.69.130.0/23 ip4:64.106.173.0/25 ip4:97.77.215.138/32 ip4:64.106.173.10/25 a:billtrust.com include:us._netblocks.mimecast.com include:u826348.wl.sendgrid.net include:u7903245.wl246.sendgrid.net include:spf.icontroller.eu include:_spf.arlo.co -all
- uuqi62436d0uvt1u3o4cnm5fc4
- google-site-verification=YZ70TWTiFQfNYEPr7jAqNC3Ii6r8zoE9riREc6IePBs
- duo_sso_verification=X91Xv1QLOYyQtHanBx666QROQXFOLvfw6uEwRNHiRRse6MUJhqtWW6PjdmthtddK
- 0ed1fe018a14a1194767554827856f50125a2842fb
- bw=BYt9zTgqkf8AlUtArUXLWA3CKSmyyIQ5z1MAD8+H4XG4
- bw=kJgV3an1cBGiCVi2BqNMWhdXUu5nMlkd+ueJY26sTdBj
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