Domain Overview
DNS: ✓ 1h ago
Checker: ✓ 1h ago
u-stor.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-03 07:40:25 UTC · ↺ Refresh
MX Hostnames
- sandlian.net.1.0001.arsmtp.com
- sandlian.net.2.0001.arsmtp.com
MX Priorities
- sandlian.net.1.0001.arsmtp.com: 10
- sandlian.net.2.0001.arsmtp.com: 20
A / AAAA Records
- 157.230.185.22 (no PTR)
Mail Server IPs
- 8.31.233.82 ↩ server226.appriver.com
- 8.19.118.160 ↩ server227.appriver.com
SOA Record
Raw SOA
ns10.dnsmadeeasy.com dns.dnsmadeeasy.com 2009010132 43200 3600 1209600 180
Primary NS (mname)
ns10.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2009010132
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns11.dnsmadeeasy.com
ns15.dnsmadeeasy.com
ns10.dnsmadeeasy.com
ns13.dnsmadeeasy.com
ns12.dnsmadeeasy.com
ns14.dnsmadeeasy.com
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com ip4:206.71.73.36 appriver.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
2 records- MS=ms56120764
- SPFv=spf1 mx include:spf.protection.outlook.com ip4:206.71.73.36 appriver.com -all
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