Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
americancentury.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 01:22:18 UTC · ↺ Refresh
MX Hostnames
- americancentury-com.mail.protection.outlook.com
MX Priorities
- americancentury-com.mail.protection.outlook.com: 10
A / AAAA Records
- 104.18.21.105 (no PTR)
- 104.18.20.105 (no PTR)
- 2606:4700::6812:1469
- 2606:4700::6812:1569
Mail Server IPs
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns102.ultradns.com hostmaster.americancentury.com 1409756791 3600 3600 604800 3600
Primary NS (mname)
pdns102.ultradns.com
Admin Email (rname)
hostmaster@americancentury.com
Serial
1409756791
Refresh
3600s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
pdns102.ultradns.org
pdns102.ultradns.biz
pdns102.ultradns.com
pdns102.ultradns.net
SPF Record
✓ Strict (-all)
v=spf1 mx include:_nb.americancentury.com include:spf.protection.outlook.com include:epriority.com include:americancentury.messages2.com include:aspmx.pardot.com include:_spf.salesforce.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 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
15 records- 6FSvgcVmyso9bSqBQGlqjy/zGxmQyiQuKmmQuabP2NKAXNkFU60mufF2bPvF4Dwu98JTug4wYgUQiUwod2Jh2A==
- ms-domain-verification=1ce3b887-14f2-4289-bddf-d370a11515f2
- onx=5a95fc45-79c4-41a9-863b-1078573ad242
- Dynatrace-site-verification=d2209d80-fa89-4b92-a77b-80a8e86a039c__i9vfpjmmqdnaena12av5nuoa55
- ZOOM_verify_ZRPtEEdaNhvPVJmAjmAzAI
- facebook-domain-verification=ayghupjgxrlv3nwtslxoc2j0uztvqi
- ciscocidomainverification=146db84b7a046c8375ecbe327bfff32d66891a87217333222ebeebd0fb71c270
- 7L9xavuIxg8xzjiKDaRJsIS3p6n5/Dr27sW2UKJMP8Src0gy54BZaain5S1V4i8BCQObTxbLI9oLDCPuelQiaQ==
- MS=ms63871591
- cloudhealth=0f3427ad-c334-424a-aaec-cac2027de63d
- jamf-site-verification=bfdE6yZnD6kN-L5ZzPUOrw
- onx=2cf54147-d088-419b-8658-3b923abfec58
- SPFv=spf1 mx include:_nb.americancentury.com include:spf.protection.outlook.com include:epriority.com include:americancentury.messages2.com include:aspmx.pardot.com include:_spf.salesforce.com -all
- apple-domain-verification=G3bPyIODlWgHLS3Y
- adobe-idp-site-verification=e961178c-1b15-4d6e-bbf4-cbe05a4cc1cf
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