Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sthree.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 02:48:02 UTC · ↺ Refresh
MX Hostnames
- sthree-com.mail.protection.outlook.com
MX Priorities
- sthree-com.mail.protection.outlook.com: 10
A / AAAA Records
- 20.50.2.83 (no PTR)
Mail Server IPs
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.netnames.net hostmaster.cscdns.net 2018080318 10800 1800 3600000 86400
Primary NS (mname)
ns1.netnames.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
2018080318
Refresh
10800s
Retry
1800s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns6.netnames.net
ns7.netnames.net
ns8.netnames.net
ns1.netnames.net
ns2.netnames.net
ns5.netnames.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; adkim=r; aspf=r; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; ri=3600
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
17 records- kuD0XGgCtjFVrtx/DUqRHobsuVWGxEQL/rIf7+r1ITu00s5X2lry9eu/ZobryjHh8srZ0lA32HjulZSBT9SATA==
- atlassian-domain-verification=PXhkpa460Cp8MEmagmdG603oFHZgjhLOCLCSFFpFJagd4MhVFsQwrDsTk8OI4NWs
- MS=ms19149718
- MS=ms28188096
- MS=ms32148162
- 83qrorp21nkrs0f1mn9lun2ven
- 8e47rns6vl4q5pfe6723gdhphi
- 9l6qrlbd2fpq5he9gvklsqfch7
- j3qpiimv10ok1eqnjp59fd4i0q
- 31a9f234-37ca-4db4-8b4e-3498962e8cfd
- apple-domain-verification=t7Nar2LProHOizia
- openai-domain-verification=dv-J1GSNCEaD3Nqpy9S4UBdMTbs
- miro-verification=76f10a2e3f69f2b5ca7a698cc02246ecfe010cfe
- cursor-domain-verification-57zndr=kleFtibEaaqttOp0JCdLee7df
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- onetrust-domain-verification=7792ca0a91f84217987e3aee50cd8c4b
- adobe-idp-site-verification=65e9da9e-5f42-4114-8189-b8bbdb0e239d
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