Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
silverstonetax.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 19:51:01 UTC · ↺ Refresh
MX Hostnames
- silverstonetax-com.mail.protection.outlook.com
MX Priorities
- silverstonetax-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.55.20 (no PTR)
- 172.67.170.82 (no PTR)
- 2606:4700:3033::ac43:aa52
- 2606:4700:3036::6815:3714
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
bruce.ns.cloudflare.com dns.cloudflare.com 2398550204 10000 2400 604800 1800
Primary NS (mname)
bruce.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398550204
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
reza.ns.cloudflare.com
bruce.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
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=ms53930747
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