Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
estebanrios.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 02:14:49 UTC · ↺ Refresh
MX Hostnames
- mail.estebanrios.com
MX Priorities
- mail.estebanrios.com: 0
A / AAAA Records
- 3.227.182.15 ↩ ec2-3-227-182-15.compute-1.amazonaws.com
Mail Server IPs
- 190.8.176.211 ↩ ezequias.colombiahosting.com.co
SOA Record
Raw SOA
ns1.colombiahosting.com sysadmin.colombiahosting.com.co 2026040107 3600 1800 1209600 86400
Primary NS (mname)
ns1.colombiahosting.com
Admin Email (rname)
sysadmin@colombiahosting.com.co
Serial
2026040107
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.colombiahosting.com
ns4.colombiahosting.com
ns2.colombiahosting.com
ns3.colombiahosting.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:190.8.176.211 ip4:67.210.244.58 include:_spf.colhost.com include:md02.com include:spf.mailjet.com include:spf.sendinblue.com include:spf.protection.outlook.com include:_spf.google.com mx -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- Sendinblue-code:429d98a1e7f64553816f58cb0b7dfcd1
- SPFv=spf1 ip4:190.8.176.211 ip4:67.210.244.58 include:_spf.colhost.com include:md02.com include:spf.mailjet.com include:spf.sendinblue.com include:spf.protection.outlook.com include:_spf.google.com mx -all
- google-site-verification=Hf__0kWrw1coUY-0ugimA000zTACbQXUobH3QW1Ay3o
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 estebanrios.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits