Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pinnaclestructural.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 14:53:42 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
- 99.83.190.102 ↩ aacb0a264e514dd48.awsglobalaccelerator.com
- 75.2.70.75 ↩ aacb0a264e514dd48.awsglobalaccelerator.com
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
ns1.carrierzone.com postmaster.carrierzone.com 2025061820 86400 86400 3600000 86400
Primary NS (mname)
ns1.carrierzone.com
Admin Email (rname)
postmaster@carrierzone.com
Serial
2025061820
Refresh
86400s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1.carrierzone.com
ns4.carrierzone.com
ns3.carrierzone.com
ns2.carrierzone.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- SPFv=spf1 include:us._netblocks.mimecast.com ~all
- 4c2lavokn9akpfehm9i3glpft9
- 4dfblo6lka6n0n5tc39ea5vu1c
- 0ed1fe018a649deb5f7e26420096bdc198247fa85f
- MS=ms52616439
- 4gdkikj5r670jtk9saitj2j5i1
- MS=ms47692264
Full email verification for pinnaclestructural.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits