Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
sioux.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 22:18:02 UTC · ↺ Refresh
MX Hostnames
- sioux.com.1.0001.arsmtp.com
- sioux.com.2.0001.arsmtp.com
MX Priorities
No priority data.
A / AAAA Records
- 169.61.52.206
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns68.worldnic.com
ns67.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:67.225.255.222 +ip4:63.70.164.242 +ip4:67.227.189.155 include:spf.protection.outlook.com include:9249951.spf04.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ 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
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 ip4:67.225.255.222 +ip4:63.70.164.242 +ip4:67.227.189.155 include:spf.protection.outlook.com include:9249951.spf04.hubspotemail.net -all
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