theconstructsim.com

Valid Email Server
Domain Lookup › theconstructsim.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
theconstructsim.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-09-23 03:24:20 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • mx01.ionos.es
  • mx00.ionos.es

MX Priorities

  • mx01.ionos.es: 10
  • mx00.ionos.es: 10

A / AAAA Records

  • 108.128.46.65 ↩ ec2-108-128-46-65.eu-west-1.compute.amazonaws.com

Mail Server IPs

  • 212.227.15.188 ↩ mx01.kundenserver.de
  • 212.227.15.171 ↩ mx00.kundenserver.de

SOA Record

Raw SOA ns1072.ui-dns.com hostmaster.1and1.com 2017072734 28800 7200 604800 300
Primary NS (mname)
ns1072.ui-dns.com
Admin Email (rname)
hostmaster@1and1.com
Serial
2017072734
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1072.ui-dns.com
ns1081.ui-dns.de
ns1105.ui-dns.biz
ns1087.ui-dns.org

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:54.240.0.0/18 ip4:54.240.64.0/19 ip4:54.240.96.0/19 ip4:69.169.224.0/20 ip4:23.251.224.0/19 ip4:76.223.176.0/20 ip4:23.249.208.0/20 ip4:199.127.232.0/22 ip4:199.255.192.0/22 include:amazonses.com include:servers.mcsv.net include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de include:eu-west-1.amazonses.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=100;rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 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

2 records
  • SPFv=spf1 a mx ip4:54.240.0.0/18 ip4:54.240.64.0/19 ip4:54.240.96.0/19 ip4:69.169.224.0/20 ip4:23.251.224.0/19 ip4:76.223.176.0/20 ip4:23.249.208.0/20 ip4:199.127.232.0/22 ip4:199.255.192.0/22 include:amazonses.com include:servers.mcsv.net include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de include:eu-west-1.amazonses.com ~all
  • google-site-verification=bn_HRm4OoA3g7g-RQZC7PjsZoKsTHWVtLl-z3PGmYiI
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 · Customize →
See demo & docs
Deep verification
Full email verification for theconstructsim.com

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

No credit card required
Get 1,000 Free Credits