isover.com.co

Valid Email Server
Domain Lookup › isover.com.co

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
isover.com.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-01 03:19:36 UTC · ↺ Refresh

MX Hostnames

  • mx3.nameshield.com
  • mx4.nameshield.net

MX Priorities

  • mx4.nameshield.net: 10
  • mx3.nameshield.com: 0

A / AAAA Records

  • 152.89.172.56 ↩ cdn.perf1.com
  • 81.92.94.54 ↩ cdn.perf1.com
  • 81.92.95.55 ↩ cdn.perf1.com
  • 2a01:c8:100::54 ↩ cdn.perf1.com
  • 2a09:35c0:102::56 ↩ cdn.perf1.com
  • 2a01:c8:101::55 ↩ cdn.perf1.com

Mail Server IPs

  • 81.92.81.40 ↩ mx4.nameshield.net
  • 81.92.84.191 ↩ mx3.perf1.com

SOA Record

Raw SOA nsa.perf1.fr technical.nameshield.net 2025081210 28800 7200 604800 7200
Primary NS (mname)
nsa.perf1.fr
Admin Email (rname)
technical@nameshield.net
Serial
2025081210
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
7200s

Nameservers (NS)

nsa.perf1.fr
nsb.perf1.com
nsc.perf1.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

DMARC Record

✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ 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

9 records
  • globalsign-domain-verification=0939908BED34582116CA3D929B7494BA
  • dz44943z7j7yyffv0fqjc2d3bsdlbxbm
  • globalsign-domain-verification=0394654FBFEE4C02F725EC1867F32559
  • google-site-verification=EhjGzyPfru7DP1eolK7rCAFwIOAHL8z7LE9oa6q-25Y
  • t23vwxs98762lfz762qpbxmrcfq8wt4c
  • globalsign-domain-verification=AD493CDDB4DBF4B49A3E0FC113736B17
  • s1l1b1d72w8yb6sz8gv354qh1032wszd
  • globalsign-domain-verification=2F3BF5CBB8F2E5DADA8B0DAB10897FFC
  • slwnxgqqk6hzmh5gw4xw8wf28ddgn08h
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 isover.com.co

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

No credit card required
Get 1,000 Free Credits