Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
perspective.systems
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 12:38:31 UTC · ↺ Refresh
MX Hostnames
- hac.cr
MX Priorities
- hac.cr: 0
A / AAAA Records
- 162.246.248.186 ↩ hac.cr
Mail Server IPs
- 162.246.248.186 ↩ hac.cr
SOA Record
Raw SOA
dns1.rosehosting.com jconejo05.yahoo.com 2020010515 10800 3600 1814400 7200
Primary NS (mname)
dns1.rosehosting.com
Admin Email (rname)
jconejo05@yahoo.com
Serial
2020010515
Refresh
10800s
Retry
3600s
Expire
1814400s
Minimum TTL
7200s
Nameservers (NS)
dns2.rosehosting.com
dns1.rosehosting.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 220 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
2 records- SPFv=spf1 mx ~all
- google-site-verification=ux_WD9L-Py8zJbtEPlFJ43vV_MFmYDlXbJ36Z2F9ejM
Full email verification for perspective.systems
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits