Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
simonsonconstruction.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 03:03:45 UTC · ↺ Refresh
MX Hostnames
- simonsonconstruction.com.1.0001.arsmtp.com
- simonsonconstruction.com.2.0001.arsmtp.com
MX Priorities
- simonsonconstruction.com.2.0001.arsmtp.com: 20
- simonsonconstruction.com.1.0001.arsmtp.com: 10
A / AAAA Records
- 3.227.37.117 ↩ web4.spiread.com
Mail Server IPs
- 8.19.118.220 ↩ server2017.appriver.com
- 8.31.233.243 ↩ server2016.appriver.com
SOA Record
Raw SOA
dale.ns.cloudflare.com dns.cloudflare.com 2399682783 10000 2400 604800 1800
Primary NS (mname)
dale.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399682783
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
leia.ns.cloudflare.com
dale.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
2 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=09D6FC80A3C5731F24AABFAA34D1E0D35CD5D1F1
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