Domain Overview
DNS: ✓ 2h ago
Checker: ✓ 2h ago
guimco.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-19 05:44:20 UTC · ↺ Refresh
MX Hostnames
- mail.guimco.com
MX Priorities
- mail.guimco.com: 10
A / AAAA Records
- 185.135.132.96 (no PTR)
- 2a00:7ee0:1:0:3:2209:0:361 (no PTR)
Mail Server IPs
- 185.98.131.126 ↩ mail33.lwspanel.com
SOA Record
Raw SOA
ns21.lwsdns.com hostmaster.guimco.com 1782272649 25200 3600 604800 3600
Primary NS (mname)
ns21.lwsdns.com
Admin Email (rname)
hostmaster@guimco.com
Serial
1782272649
Refresh
25200s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns22.lwsdns.com
ns24.lwsdns.com
ns21.lwsdns.com
ns23.lwsdns.com
SPF Record
✓ Strict (-all)
v=spf1 mx:guimco.com a:mail.guimco.com a:mailphp.lws-hosting.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 mx:guimco.com a:mail.guimco.com a:mailphp.lws-hosting.com -all
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