Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
justa.com.vc
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 18:59:34 UTC · ↺ Refresh
MX Hostnames
- mxb-0057a601.gslb.pphosted.com
- mxa-0057a601.gslb.pphosted.com
MX Priorities
- mxa-0057a601.gslb.pphosted.com: 10
- mxb-0057a601.gslb.pphosted.com: 10
A / AAAA Records
- 192.0.78.181 (no PTR)
Mail Server IPs
- 205.220.176.218 ↩ mx0b-0057a601.pphosted.com
SOA Record
Raw SOA
a1-78.akam.net hostmaster.justa.com.vc 2025062623 3600 600 604800 300
Primary NS (mname)
a1-78.akam.net
Admin Email (rname)
hostmaster@justa.com.vc
Serial
2025062623
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
a16-66.akam.net
a11-66.akam.net
a4-66.akam.net
a14-64.akam.net
a9-65.akam.net
a1-78.akam.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:149.72.215.239 ip4:168.245.5.103 include:spf.aknamail.com.br include:spf.protection.outlook.com include:spfcsu.hiperstream.com include:spf-0057a601.pphosted.com include:_spf.salesforce.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- _globalsign-domain-verification=95SEwViq0kfdAfZnJTdCt5ydUHGakOaB06uVxFrjFH
- MS=ms49282031
- SPFv=spf1 a mx ip4:149.72.215.239 ip4:168.245.5.103 include:spf.aknamail.com.br include:spf.protection.outlook.com include:spfcsu.hiperstream.com include:spf-0057a601.pphosted.com include:_spf.salesforce.com -all
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 justa.com.vc
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits