koolts.com

Valid Email Server
Domain Lookup › koolts.com

Domain Overview

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

Checked via [email protected] · 2026-03-20 06:26:56 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 159.89.115.27 ↩ 814037.cloudwaysapps.com

Mail Server IPs

  • 192.178.155.26 ↩ yuiadrs-in-f26.1e100.net
  • 142.251.111.27 ↩ bk-in-f27.1e100.net
  • 142.250.31.26 ↩ bj-in-f26.1e100.net
  • 192.178.155.27 ↩ yuiadrs-in-f27.1e100.net
  • 142.251.111.26 ↩ bk-in-f26.1e100.net
  • 2607:f8b0:4004:c23::1b ↩ yuiadrs-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1a ↩ bk-in-f26.1e100.net
  • 2607:f8b0:4004:c0b::1b ↩ bj-in-f27.1e100.net
  • 2607:f8b0:4004:c19::1b ↩ bk-in-f27.1e100.net

SOA Record

Raw SOA ns1038.ui-dns.org hostmaster.1und1.com 2017060106 28800 7200 604800 600
Primary NS (mname)
ns1038.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060106
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1038.ui-dns.org
ns1030.ui-dns.com
ns1051.ui-dns.de
ns1112.ui-dns.biz

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +a:us103.siteground.us include:koolts.com.spf.auto.dnssmarthost.net include:_spf.elasticemail.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; aspf=r; adkim=r;
⚠ 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

2 records
  • google-site-verification=aWocB3Y4gfUi_EFmOlAJBaDPsIgf9-tSYJCNcko_rHs
  • SPFv=spf1 +a +mx +a:us103.siteground.us include:koolts.com.spf.auto.dnssmarthost.net include:_spf.elasticemail.com ~all
Full email verification for koolts.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits