Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
scaffoldeducation.com.br
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 00:48:51 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt3.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- aspmx.l.google.com: 1
- alt3.aspmx.l.google.com: 10
- alt4.aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 104.21.43.190
- 172.67.184.78
- 2606:4700:3031::6815:2bbe
- 2606:4700:3037::ac43:b84e
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 142.251.111.27 ↩ bk-in-f27.1e100.net
- 2607:f8b0:4004:c17::1b ↩ bl-in-f27.1e100.net
- 192.178.223.26 ↩ yulhrs-in-f26.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
SOA Record
Raw SOA
art.ns.cloudflare.com dns.cloudflare.com 2400324738 10000 2400 604800 1800
Primary NS (mname)
art.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2400324738
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
emma.ns.cloudflare.com
art.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mailgun.org include:emsd1.com include:plataforma.scaffoldeducation.com.br ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=s;adkim=s;fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._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
7 records- google-site-verification=bo46qLUCPuiaJ8Pkj13-HUbCNJuujTfp7gpQWRLg910
- linkedin-site-verification=1d448d27-a72b-4542-bcc9-8e1512a30011
- SPFv=spf1 include:_spf.google.com include:mailgun.org include:emsd1.com include:plataforma.scaffoldeducation.com.br ~all
- MS=ms68077804
- atlassian-domain-verification=sblq/V8pSKOFQihnfu3qNtcVyGNfMDZpj3S1kmSIN2os/C3Bcv6x7pRt9F7qiClk
- facebook-domain-verification=3osptcsg4qa8znw6mvlf3n9yq3ciq4
- google-site-verification=0kSGV2CxpZIea0-eCZuFXy1cvwsRv6QOwUa7UXAxlog
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 scaffoldeducation.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits