Domain Overview
DNS: ✓ 3h ago
Checker: ✓ 3h ago
huitt-zollars.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-01 13:06:07 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-1.mimecast.com
- usb-smtp-inbound-2.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 0
- usb-smtp-inbound-2.mimecast.com: 0
A / AAAA Records
- 216.145.113.139 (no PTR)
Mail Server IPs
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
ns33.worldnic.com namehost.worldnic.com 126042414 10800 3600 604800 3600
Primary NS (mname)
ns33.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126042414
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns34.worldnic.com
ns33.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:204.97.75.194 ip4:216.145.113.132 ip4:216.145.113.133 ip4:216.145.113.134 ip4:216.145.113.142 ip4:4.59.192.42 include:spf.protection.outlook.com include:usb._netblocks.mimecast.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=s; aspf=r; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- logmein-verification-code=f7969338-84e0-468a-ae55-83ad6b8cf293
- adobe-idp-site-verification=8b789ec7e9c852791d89e4fc4f567645d8b70c49dd501a1cad9b3d1663c5404a
- logmein-verification-code=d617ff49-e7b8-45a5-8af7-66058b8f52e2
- MS=ms79352181
- dropbox-domain-verification=5wmkgqhywa2l
- SPFv=spf1 ip4:204.97.75.194 ip4:216.145.113.132 ip4:216.145.113.133 ip4:216.145.113.134 ip4:216.145.113.142 ip4:4.59.192.42 include:spf.protection.outlook.com include:usb._netblocks.mimecast.com include:_spf.psm.knowbe4.com -all
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