hayscoolingandheating.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
hayscoolingandheating.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 19:09:03 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • us-smtp-inbound-1.mimecast.com: 0
  • us-smtp-inbound-2.mimecast.com: 1

A / AAAA Records

  • 34.224.10.110 ↩ ec2-34-224-10-110.compute-1.amazonaws.com
  • 52.11.37.152 ↩ ec2-52-11-37-152.us-west-2.compute.amazonaws.com

Mail Server IPs

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

SOA Record

Raw SOA dns1.cscdns.net hostmaster.cscdns.net 2024082013 10000 2400 604800 3600
Primary NS (mname)
dns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2024082013
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns1.cscdns.net
dns2.cscdns.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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
  • google-site-verification=U0QXLLtQQML7pkGwyjI4UjhA3E7g54XYNUwAXjDPtKs
  • google-site-verification=UT9MrOXR60TnOrUpG5QRYOcMvIX1IaqYYm4b8ZAANtc
  • google-site-verification=ibej_BcILyzL9Fc_s4poJOgNV6_GgZS_WZoYATR0HYU
  • google-site-verification=j7wtjNoCjd19CdcM7Q6eTyZdLprAnLWSjaMy0793LBo
  • _globalsign-domain-verification=5W3GxHDZLnK8EWQlDcMruxJQwzPRKJPDrv5qIqhJBb
  • duo_sso_verification=mKFW660XNZBdb8g9pmjX4hi6Hg0s0q5jVkaYNyQHIQaCHDoSnkNiHetZpDvC3tmN
  • MS=ms60804098
  • MS=ms91806962
  • p10whx280wlv8p6v04ls3zycwxt9lj11
  • ca3-1f4e372d7ae34ed293b14f2d37415884
  • 0ed1fe018a917e950934f3492d97e4eac693a085f8
  • SPFv=spf1 include:spf.protection.outlook.com -all
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for hayscoolingandheating.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits