Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gralco.com.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 23:05:15 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 18.223.52.58 ↩ ec2-18-223-52-58.us-east-2.compute.amazonaws.com
Mail Server IPs
- 64.233.180.26 ↩ pe-in-f26.1e100.net
- 172.253.139.27 ↩ yuiadsk-in-f27.1e100.net
- 192.178.218.27 ↩ yuiadtq-in-f27.1e100.net
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 64.233.180.27 ↩ on-in-f27.1e100.net
- 2607:f8b0:4004:c21::1a ↩ pe-in-f26.1e100.net
- 2607:f8b0:4004:c27::1b ↩ yuiadsk-in-f27.1e100.net
- 2607:f8b0:4004:c25::1b ↩ yuiadtq-in-f27.1e100.net
- 2607:f8b0:4004:c1f::1a ↩ pd-in-f26.1e100.net
SOA Record
Raw SOA
ns-cloud-a1.googledomains.com cloud-dns-hostmaster.google.com 1 21600 3600 259200 300
Primary NS (mname)
ns-cloud-a1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
1
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-a2.googledomains.com
ns-cloud-a3.googledomains.com
ns-cloud-a1.googledomains.com
ns-cloud-a4.googledomains.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ 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
✓ 1 found
google._domainkey
✓ Public key: 168 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
2 records- SPFv=spf1 include:_spf.google.com ~all
- SPFv=spf1 a:mizar.gralco.com.co ip4:190.242.40.132 include:_spf.google.com ~all
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