Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sandersustax.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 05:30:43 UTC · ↺ Refresh
MX Hostnames
- sandersustax-com.mail.protection.outlook.com
MX Priorities
- sandersustax-com.mail.protection.outlook.com: 0
A / AAAA Records
- 185.173.21.138 ↩ modest-pony.sys.rootnet.io
- 2a0b:3100:20::c9 ↩ modest-pony.sys.rootnet.io
Mail Server IPs
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.nl hostmaster.ns0.nl 2025101700 86400 1800 2419200 300
Primary NS (mname)
ns0.nl
Admin Email (rname)
hostmaster@ns0.nl
Serial
2025101700
Refresh
86400s
Retry
1800s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns0.nl
ns11.net
ns5.be
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:37.97.204.151 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.mailer.twinfield.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
4 records- google-site-verification=bQL_BwCRsrRrd4wa8tEIW_1QSBhyaGgybLKSQly3UO0
- openai-domain-verification=dv-OfcgTIyByNLwJLLfHAQYZEWY
- MS=ms87005380
- SPFv=spf1 a mx ip4:37.97.204.151 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.mailer.twinfield.com -all
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