Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
sistedu-mec.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-19 09:26:03 UTC · ↺ Refresh
MX Hostnames
- mail.sistedu-mec.com
MX Priorities
- mail.sistedu-mec.com: 0
A / AAAA Records
- 162.241.63.72 ↩ 162-241-63-72.unifiedlayer.com
Mail Server IPs
- 162.241.63.72 ↩ 162-241-63-72.unifiedlayer.com
SOA Record
Raw SOA
ns1102.hostgator.com.br root.br1102.hostgator.com.br 2026071201 86400 7200 3600000 86400
Primary NS (mname)
ns1102.hostgator.com.br
Admin Email (rname)
root@br1102.hostgator.com.br
Serial
2026071201
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns1103.hostgator.com.br
ns1102.hostgator.com.br
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx include:websitewelcome.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 a mx include:websitewelcome.com ~all
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