Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
psfibras.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 02:23:43 UTC · ↺ Refresh
MX Hostnames
- fallbackmx.adentrocloud.com.br
- lastmx.forcecloud.com.br
- mx.adentro.com.br
MX Priorities
- fallbackmx.adentrocloud.com.br: 20
- lastmx.forcecloud.com.br: 30
- mx.adentro.com.br: 10
A / AAAA Records
- 103.169.142.0 (no PTR)
Mail Server IPs
- 177.52.180.108 ↩ spamexperts02.adentro.com.br
- 177.52.180.33 ↩ spamexperts01.adentro.com.br
SOA Record
Raw SOA
ns31.adentro.com.br abuse.adentro.com.br 2026042101 3600 1800 1209600 86400
Primary NS (mname)
ns31.adentro.com.br
Admin Email (rname)
abuse@adentro.com.br
Serial
2026042101
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns31.adentro.com.br
ns32.adentro.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.adentro.com.br a:spamexperts01.adentro.com.br a:spamexperts02.adentro.com.br ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
2 records- canva-domain-verify=20911f04-5a12-4f30-8630-f6f2524b9b6c
- SPFv=spf1 include:spf.adentro.com.br a:spamexperts01.adentro.com.br a:spamexperts02.adentro.com.br ~all
Full email verification for psfibras.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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