Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
exponenthr.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 11:27:15 UTC · ↺ Refresh
MX Hostnames
- exponenthr-com.mail.protection.outlook.com
MX Priorities
- exponenthr-com.mail.protection.outlook.com: 0
A / AAAA Records
- 66.18.8.134 ↩ 66.18.8.134.exponenthr.com
Mail Server IPs
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-544.awsdns-04.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-544.awsdns-04.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-544.awsdns-04.net
ns-1196.awsdns-21.org
ns-2013.awsdns-59.co.uk
ns-346.awsdns-43.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:66.18.8.128/25 ip4:38.67.14.0/26 ip4:206.25.247.155 include:spf.protection.outlook.com include:aspmx.pardot.com include:_spfA.docusign.com include:_spfB.docusign.com include:_spfC.docusign.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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
12 records- anthropic-domain-verification-06mbbz=smsPSlqBZ3qPcjkKLwHIvMhiI
- apple-domain-verification=iOoSW78bnjxBPoko
- d365mktkey=8zya4z0rQ9CIiECKf95c5joJqTdVwvxPAmtrVo0rDPox
- facebook-domain-verification=9iwmi4bb4zguovkw94jgece4mtlle3
- figma-domain-verification=b8702e0c392209125b1f7bc71d0c4e7ded235159f28e2903db620b2bc3677fbe-1770906646
- miro-verification=7549210bade5a226ad4c9bb2710c122d55018248
- msfpkey=7wueeihezad6mwtprv2ktfl3
- o/YbvRyt/jhaXve0IxtWU/JZ7pSyuzE7yQr1QS1Z4Lk2BLhG/vTnAbBKbv+xD7gaorq24GVwYI1HQ+wnnmMfdw==
- pardot162221=89a15cb9e300431ce3085ac499346d0d7f4b006231e447ea027414f6de5c6027
- SPFv=spf1 ip4:66.18.8.128/25 ip4:38.67.14.0/26 ip4:206.25.247.155 include:spf.protection.outlook.com include:aspmx.pardot.com include:_spfA.docusign.com include:_spfB.docusign.com include:_spfC.docusign.com -all
- MS=ms48710955
- MS=ms76777210
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