Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
adminvas.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 19:33:34 UTC · ↺ Refresh
MX Hostnames
- mbox.whistlespark.com
MX Priorities
- mbox.whistlespark.com: 1
A / AAAA Records
- 104.21.72.69 (no PTR)
- 172.67.176.18 (no PTR)
- 2606:4700:3031::ac43:b012 (no PTR)
- 2606:4700:3036::6815:4845 (no PTR)
Mail Server IPs
- 143.198.2.84 (no PTR)
SOA Record
Raw SOA
coleman.ns.cloudflare.com dns.cloudflare.com 2395091821 10000 2400 604800 1800
Primary NS (mname)
coleman.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2395091821
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
coleman.ns.cloudflare.com
virginia.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.whistlespark.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=reject; fo=0:1:d:s; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 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 include:_spf.whistlespark.com -all
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