Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
3gconstructores.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 13:06:07 UTC · ↺ Refresh
MX Hostnames
- mail.3gconstructores.com
MX Priorities
- mail.3gconstructores.com: 10
A / AAAA Records
- 104.156.52.210 ↩ sd01.pdhosting.com
Mail Server IPs
- 104.156.52.210 ↩ sd01.pdhosting.com
SOA Record
Raw SOA
ns1.hivelocity.net rd.posdata.net 2017092404 86400 7200 2419200 3600
Primary NS (mname)
ns1.hivelocity.net
Admin Email (rname)
rd@posdata.net
Serial
2017092404
Refresh
86400s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.hivelocity.net
ns1.hivelocity.net
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx include:pdhosting.com include:_spf.google.com include:spf.sendinblue.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
default._domainkey
mail._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
4 records- sendinblue-code:01a5780605547321fba8a77f07ccec90
- brevo-code:2b34e581b19b394e85298d77f70d5cd5
- brevo-code:2d7912db17b0721d2a922f95734f6b9f
- SPFv=spf1 +a +mx include:pdhosting.com include:_spf.google.com include:spf.sendinblue.com ~all
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