Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
altocolombia.com.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 01:54:45 UTC · ↺ Refresh
MX Hostnames
- aspmx3.googlemail.com
- alt1.aspmx.l.google.com
- aspmx2.googlemail.com
- aspmx5.googlemail.com
- aspmx4.googlemail.com
- aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 20
- aspmx2.googlemail.com: 30
- aspmx3.googlemail.com: 30
- aspmx4.googlemail.com: 30
- aspmx5.googlemail.com: 30
A / AAAA Records
- 34.71.7.130 ↩ 130.7.71.34.bc.googleusercontent.com
Mail Server IPs
- 172.253.62.27 ↩ bc-in-f27.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
SOA Record
Raw SOA
ns-30.awsdns-03.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-30.awsdns-03.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-645.awsdns-16.net
ns-1257.awsdns-29.org
ns-1855.awsdns-39.co.uk
ns-30.awsdns-03.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];pct=100; sp=reject; adkim=r; aspf=r
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:_spf.google.com ~all
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