Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
previred.com.co
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 07:38:10 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt1.aspmx.l.google.com
MX Priorities
- alt2.aspmx.l.google.com: 5
- alt4.aspmx.l.google.com: 10
- alt3.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt1.aspmx.l.google.com: 5
A / AAAA Records
- 152.53.171.39
Mail Server IPs
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 173.194.76.26 ↩ ws-in-f26.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-x1a.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 142.251.167.26 ↩ ww-in-f26.1e100.net
- 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
ns1.doxstudio.com root.us1.doxstudio.com 2026022401 3600 1800 1209600 86400
Primary NS (mname)
ns1.doxstudio.com
Admin Email (rname)
root@us1.doxstudio.com
Serial
2026022401
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.doxstudio.com
ns1.doxstudio.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:152.53.171.39 +ip4:50.31.176.146 +include:_spf.google.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected].;ruf=mailto:[email protected].
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected].
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
google._domainkey
default._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
3 records- google-site-verification=QUH6FEKdHDCHPj5GpIfhxc7rnF4p5LvUIB1i8VA0Zq4
- SPFv=spf1 ip4:152.53.171.39 +ip4:50.31.176.146 +include:_spf.google.com ~all
- google-site-verification=8gqNL-k-zY49A6A7ioY8G1DeBEAyuGC6OzFLeSBJehk
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