Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
impadoc.com.co
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 07:11:33 UTC · ↺ Refresh
MX Hostnames
- mail.impadoc.com.co
MX Priorities
- mail.impadoc.com.co: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 190.8.177.62 ↩ mail3.correopremium.com
SOA Record
Raw SOA
ns1.colombiahosting.com alexander.colombiahosting.com.co 2024020500 3600 7200 1209600 86400
Primary NS (mname)
ns1.colombiahosting.com
Admin Email (rname)
alexander@colombiahosting.com.co
Serial
2024020500
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.colombiahosting.com
ns2.colombiahosting.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.correopremium.com include:md02.com include:_spf.colhost.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._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
1 record- SPFv=spf1 include:_spf.correopremium.com include:md02.com include:_spf.colhost.com -all
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