helium-seo.com

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
helium-seo.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 19:53:27 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 104.21.23.167 (no PTR)
  • 172.67.212.88
  • 2606:4700:3037::6815:17a7
  • 2606:4700:3035::ac43:d458

Mail Server IPs

  • 64.233.180.27 ↩ on-in-f27.1e100.net
  • 192.178.218.26 ↩ yuiadtq-in-f26.1e100.net
  • 142.251.179.27 ↩ pd-in-f27.1e100.net
  • 142.251.179.26 ↩ pd-in-f26.1e100.net
  • 64.233.180.26 ↩ pe-in-f26.1e100.net
  • 2607:f8b0:4004:c21::1a ↩ pe-in-f26.1e100.net
  • 2607:f8b0:4004:c25::1a ↩ yuiadtq-in-f26.1e100.net
  • 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
  • 2607:f8b0:4004:c1f::1b ↩ pd-in-f27.1e100.net

SOA Record

Raw SOA mimi.ns.cloudflare.com dns.cloudflare.com 2398375541 10000 2400 604800 1800
Primary NS (mname)
mimi.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398375541
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

mimi.ns.cloudflare.com
wesley.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 mx include:_spf.google.com include:_spf.salesforce.com include:amazonses.com include:spf.protection.outlook.com include:39489624.spf06.hubspotemail.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
google._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • google-site-verification=uTLkJUcEGt70xxz28GCmW0DdIEabe9A_tB80ttNqZRc
  • SPFv=spf1 mx include:_spf.google.com include:_spf.salesforce.com include:amazonses.com include:spf.protection.outlook.com include:39489624.spf06.hubspotemail.net ~all
  • E5B71811D9
  • google-site-verification=26fa-pRqnjNi6V3zHbcS1saTfeh2EbO6MkCARCfTBdA
  • google-site-verification=41pz796FHW12K-oNmXE_kvH2HQc2kgZGGxvgLbToT2g
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 helium-seo.com

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

No credit card required
Get 1,000 Free Credits