Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
capitolmac.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 01:47:41 UTC · ↺ Refresh
MX Hostnames
- box.thepublicinternet.net
MX Priorities
- box.thepublicinternet.net: 10
A / AAAA Records
- 104.21.23.119 (no PTR)
- 172.67.210.214 (no PTR)
- 2606:4700:3036::ac43:d2d6 (no PTR)
- 2606:4700:3037::6815:1777 (no PTR)
Mail Server IPs
- 96.126.106.111 ↩ box.thepublicinternet.net
- 2600:3c03::f03c:95ff:fed3:3290 ↩ box.thepublicinternet.net
SOA Record
Raw SOA
olga.ns.cloudflare.com dns.cloudflare.com 2398740798 10000 2400 604800 1800
Primary NS (mname)
olga.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398740798
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
olga.ns.cloudflare.com
stan.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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 mx -all
Full email verification for capitolmac.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits