fw7.com.br

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
fw7.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-30 05:50:02 UTC · ↺ Refresh

MX Hostnames

  • smtp.google.com

MX Priorities

  • smtp.google.com: 1

A / AAAA Records

  • 181.215.4.76 (no PTR)

Mail Server IPs

  • 64.233.180.26 ↩ on-in-f26.1e100.net
  • 172.253.62.27 ↩ bc-in-f27.1e100.net
  • 172.253.62.26 ↩ bc-in-f26.1e100.net
  • 172.253.115.26 ↩ bg-in-f26.1e100.net
  • 172.253.115.27 ↩ bg-in-f27.1e100.net
  • 2607:f8b0:4004:c07::1a ↩ bc-in-f26.1e100.net
  • 2607:f8b0:4004:c07::1b ↩ bc-in-f27.1e100.net
  • 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
  • 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net

SOA Record

Raw SOA ns-cloud-e1.googledomains.com cloud-dns-hostmaster.google.com 2 21600 3600 259200 300
Primary NS (mname)
ns-cloud-e1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
2
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s

Nameservers (NS)

ns-cloud-e3.googledomains.com
ns-cloud-e2.googledomains.com
ns-cloud-e4.googledomains.com
ns-cloud-e1.googledomains.com

SPF Record

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

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
google._domainkey
default._domainkey
✓ Public key: 216 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

3 records
  • SPFv=spf1 include:_spf.locaweb.com.br -all
  • amazonses:ZbycAPOBubTotMj8ClRu9HqaBPtuuXjU1Z3P5wNL5Ws=
  • google-site-verification=imX79l2zJQPWCIhDwqDB-1lau16KNmSVRSUFJU9oLFM
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 fw7.com.br

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

No credit card required
Get 1,000 Free Credits