Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sky1tech.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 05:29:07 UTC · ↺ Refresh
MX Hostnames
- box.sky1.us
MX Priorities
- box.sky1.us: 10
A / AAAA Records
- 140.82.51.35 ↩ mailbox.sky1solutions.com
- 2001:19f0:ac01:1756:5400:5ff:fe17:f8ba (no PTR)
Mail Server IPs
- 167.172.124.97 ↩ box.sky1.us
SOA Record
Raw SOA
dns1.sky1solutions.com hosting.sky1.us 2026031001 3600 1800 1209600 86400
Primary NS (mname)
dns1.sky1solutions.com
Admin Email (rname)
hosting@sky1.us
Serial
2026031001
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns1.sky1solutions.com
dns2.sky1solutions.com
SPF Record
✓ Strict (-all)
v=spf1 mx a include:mailgun.org -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
✓ 2 found
mail._domainkey
k1._domainkey
✓ Public key: 218 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 mx a include:mailgun.org -all
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