Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
lucacen.com.ar
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-09-23 00:57:41 UTC · ↺ Refresh
MX Hostnames
- cloudmx.nextsys.com.ar
MX Priorities
- cloudmx.nextsys.com.ar: 10
A / AAAA Records
- 195.200.3.73 (no PTR)
Mail Server IPs
- 190.210.93.71 ↩ servicios.nextsys.com.ar
SOA Record
Raw SOA
ns1.nextsys.com.ar www.nextsys.com.ar 2507659838 518400 3600 2419200 3600
Primary NS (mname)
ns1.nextsys.com.ar
Admin Email (rname)
www@nextsys.com.ar
Serial
2507659838
Refresh
518400s
Retry
3600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.nextsys.com.ar
ns1.nextsys.com.ar
SPF Record
✓ Strict (-all)
v=spf1 include:spf.nextsys.com.ar -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.nextsys.com.ar -all
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