Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rsbcpa.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 07:21:28 UTC · ↺ Refresh
MX Hostnames
- pmg.his.com
MX Priorities
- pmg.his.com: 5
A / AAAA Records
- 139.144.196.86 ↩ psa2413.his.com
Mail Server IPs
- 108.56.65.15 ↩ dc-15.his.net
- 75.149.19.217 ↩ pgh-217.his.com
SOA Record
Raw SOA
ns.his.com hostmaster.his.com 2025112100 7200 3600 1728000 14400
Primary NS (mname)
ns.his.com
Admin Email (rname)
hostmaster@his.com
Serial
2025112100
Refresh
7200s
Retry
3600s
Expire
1728000s
Minimum TTL
14400s
Nameservers (NS)
ns4.his.com
ns2.his.com
ns.his.com
ns3.his.com
SPF Record
✓ Strict (-all)
v=spf1 include:his.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:his.com -all
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