Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prioritysign.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 05:22:19 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-2.mimecast.com
- us2.mx1.mailhostbox.com
- us2.mx3.mailhostbox.com
- us2.mx2.mailhostbox.com
- usb-smtp-inbound-1.mimecast.com
MX Priorities
- usb-smtp-inbound-1.mimecast.com: 10
- usb-smtp-inbound-2.mimecast.com: 10
- us2.mx1.mailhostbox.com: 100
- us2.mx2.mailhostbox.com: 100
- us2.mx3.mailhostbox.com: 100
A / AAAA Records
- 107.170.41.37 ↩ stratusunlimited.com-lemp24
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
- 162.215.3.26 ↩ 162-215-3-26.unifiedlayer.com
- 162.215.2.27 ↩ 162-215-2-27.unifiedlayer.com
- 162.215.3.25 ↩ 162-215-3-25.unifiedlayer.com
SOA Record
Raw SOA
jeremy.ns.cloudflare.com dns.cloudflare.com 2398316962 10000 2400 604800 1800
Primary NS (mname)
jeremy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398316962
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jeremy.ns.cloudflare.com
tani.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:usb._netblocks.mimecast.com include:_spf.google.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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
✓ 1 found
google._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- 0ed1fe018a658b6406a5604f2e973bfc213bb33490
- MS=ms75525814
- smartsheet-site-validation=7sPpCt_uLBTFJq6rmGAxc3G5DULp6QLw
- SPFv=spf1 include:usb._netblocks.mimecast.com include:_spf.google.com include:spf.protection.outlook.com ~all
Full email verification for prioritysign.com
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