Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
newcore.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 23:12:08 UTC · ↺ Refresh
MX Hostnames
- antispam02.pensomail.com.br
MX Priorities
- antispam02.pensomail.com.br: 10
A / AAAA Records
- 104.21.10.71 (no PTR)
- 172.67.144.229 (no PTR)
- 2606:4700:3037::6815:a47 (no PTR)
- 2606:4700:3030::ac43:90e5 (no PTR)
Mail Server IPs
- 177.185.4.180 ↩ antispam02.pensomail.com.br
SOA Record
Raw SOA
destiny.ns.cloudflare.com dns.cloudflare.com 2398033801 10000 2400 604800 1800
Primary NS (mname)
destiny.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398033801
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
destiny.ns.cloudflare.com
hassan.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:pensomail.com.br ip4:187.17.122.0/23 include:mailgun.org -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict 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
✓ 11 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:pensomail.com.br ip4:187.17.122.0/23 include:mailgun.org -all
- facebook-domain-verification=6ks0hox8j2s82b3dy97pmnbpf5kdsz
- google-site-verification=2-HXOVvTOnIRrVNe-fE6tj0O3fX1Ng_ylkN4byIL55U
- google-site-verification=JnkTrXdv0Hm1HZ7WU0cM5vdsVwuEINdE6acpFLCfkKE
Full email verification for newcore.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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