massport.com

Valid Email Server
Domain Lookup › massport.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
massport.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 17:46:48 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 45.60.109.45 (no PTR)
  • 45.60.73.45 (no PTR)

Mail Server IPs

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

SOA Record

Raw SOA auth1.dns.cogentco.com dns.cogentco.com 2026030201 10800 3600 604800 600
Primary NS (mname)
auth1.dns.cogentco.com
Admin Email (rname)
dns@cogentco.com
Serial
2026030201
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

auth1.dns.cogentco.com
auth2.dns.cogentco.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:23.21.109.0/26 ip4:52.49.235.189 ip4:52.49.201.246 ip4:162.246.160.0/26 ip4:62.13.128.0/19 ip4:72.52.72.32/28 include:_netblocks.mimecast.com include:spf_c.oraclecloud.com include:amazonses.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

12 records
  • docusign=b7a3bce3-2578-4747-8e6f-b254c226d23a
  • ZOOM_verify_hvQYvGxOT5W8ksAMKq6X3Q
  • MS=ms90834884
  • google-site-verification=pNxxiCFqddNqshuLHFcFFABnTbDErtIQ0Upcv_UDdBY
  • SPFv=spf1 ip4:23.21.109.197 ip4:23.21.109.212 ip4:147.160.167.0/26 ip4:23.21.109.0/26 ip4:52.49.235.189 ip4:52.49.201.246 ip4:162.246.160.0/26 ip4:62.13.128.0/19 ip4:72.52.72.32/28 include:_netblocks.mimecast.com include:spf_c.oraclecloud.com include:amazonses.com ~all
  • linkedin-site-verification=b7f919e1-1fed-4b1a-a328-cfc50c0ae611
  • asv=c113e499dce24d7303fcca41540075ca
  • docusign=07e982d4-9982-4582-b4b4-eae2e3ef28dd
  • 0ed1fe018a34607592d0ef4300b95090253bf74505
  • mandrill_verify._H5Wpepr1D1alSIs44lJag
  • sprout-social-2f20b8aa-dd69-410e-af25-8bbdcad797a3
  • apple-domain-verification=YydNiueMnlR26K38
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