construction.com

Valid Email Server

Domain Overview

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

Checked via [email protected] · 2026-03-25 08:11:39 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 52.85.61.56 ↩ server-52-85-61-56.ewr53.r.cloudfront.net
  • 52.85.61.70 ↩ server-52-85-61-70.ewr53.r.cloudfront.net
  • 52.85.61.39 ↩ server-52-85-61-39.ewr53.r.cloudfront.net
  • 52.85.61.8 ↩ server-52-85-61-8.ewr53.r.cloudfront.net

Mail Server IPs

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

SOA Record

Raw SOA ns-1871.awsdns-41.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1871.awsdns-41.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-1871.awsdns-41.co.uk
ns-477.awsdns-59.com
ns-633.awsdns-15.net
ns-1176.awsdns-19.org

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:us._netblocks.mimecast.com include:amazonses.com include:_spf.salesforce.com include:_spf.atlassian.net ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:helpscoutemail.com ip4:192.69.131.0/24 include:_spf.billtrust.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;ruf=mailto:[email protected];rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
selector1._domainkey
s1._domainkey
s2._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

26 records
  • v3uacs45gilulse6bboqopipr5
  • google-site-verification=3pwS4KWDEuTLM06PlTqhseJmsH4lYDJsu-eZW01v70o
  • google-site-verification=Lki2edUXYtK48Wj3vXVrEsERJapCglF3B9n3p76dtW0
  • prodpad-domain-verification=AKYansy1ZcIN6zwfmVzGOL6l+6QIwGDlG5DM6alTnxY=
  • facebook-domain-verification=a74p0gb5g66amguh1786hvcaqowtrm
  • google-site-verification=C-4OrR_Vw5E_ji8QaZF5WeG4tMZ13YLMaMsh6qQcUyc
  • anthropic-domain-verification-zqv63v=12ixkTFlCwwCnYiKLBqnbcO4p
  • atlassian-domain-verification=ZiP0G2DkP78XtI1VeFEYiL6gYY3wMcLwJPJJFKtOwyQfT67RVygnjxMgOhl0NqTg
  • atlassian-domain-verification=v0A8W/WcDpniO3kY0bk9Dr/UnPVHyjZsL8lK9R/NJQJPOmKCFO3jo8Qckim1wmCc
  • amazonses:OTXC8OKRTKxjykoYXYNW72jtuI7j38bl9/ZVwQdWIxQ=
  • atlassian-domain-verification=uZBX4ALr8VZa0dqujHo7AahahTZPaZE2o28o3BQDESloL3UbfSaesnkecz0AWeRh
  • SPFv=spf1 mx include:us._netblocks.mimecast.com include:amazonses.com include:_spf.salesforce.com include:_spf.atlassian.net ip4:64.106.173.0/25 ip4:192.69.130.0/24 include:helpscoutemail.com ip4:192.69.131.0/24 include:_spf.billtrust.com ~all
  • Foxit-domain-verification=782bddf1c0c152c7c08f9bedd40e86b0
  • amazonses:nU2ALrDYzilB+YRnla1z8eOTk994UJESnD6ANWq1mvw=
  • google-site-verification=K-H8uTGJIsriFqXtPnKmKlDWNpoYTar7GNZ5DEy31lw
  • google-site-verification=mevRf8gCRrjK-MGGUwJ_7HQWCNbH0fU1QWEvQ-yTmBw
  • atlassian-domain-verification=LQab0lJcLbMh6nqY27npnFFDalPCBcemUnom1ChXUXkxNzHYvdV5rKxAyBTYZszu
  • hms5a6gqkbpe3rek1611edt0cd
  • pardot844283=838ccb3834070760975fd54a3133a1a31ed3aaad613fe6e876408a58c66664df
  • ZOOM_verify_zxQuvxM0z9xUMCY8GARjkq
  • atlassian-sending-domain-verification=852955b6-f833-4bfc-9eac-f396f169a451
  • google-site-verification=EKFbcRpw5aPWuDcL378gfeSHAYQ45Cc4udHPJtyU9PM
  • MS=ms51943770
  • pardot844283=0eccf141d148aa689086c397ee1bdf6121ce4aea850c5082b39482f7c195d92f
  • apple-domain-verification=XrlwCC3suRTomV7U
  • c50qacn3fma16u5vokpubfejts
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