Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centrusenergy.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:48:25 UTC · ↺ Refresh
MX Hostnames
- centrusenergy-com.mail.protection.outlook.com
MX Priorities
- centrusenergy-com.mail.protection.outlook.com: 0
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4 (no PTR)
- 2620:12a:8000::4
Mail Server IPs
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns37.worldnic.com namehost.worldnic.com 125090418 10800 3600 604800 3600
Primary NS (mname)
ns37.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125090418
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns37.worldnic.com
ns38.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:38.88.233.98 ip4:50.234.209.154 ip4:38.140.147.58 ip4:50.233.32.238 ip4:173.249.139.230 ip4:8.21.124.170 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; 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: 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
5 records- MS=ms27619269
- U0S0E92468.centrusenergy.com
- oMSYifJ0922PkH1TQyyeIkjMIxx4lN6BjmHqDexIhGnezE26UBQL0lMffsdYkJVrJI7jCnCKTp0qFhIHYlfAdA==
- docusign=11a3a02b-c9f6-4304-938d-c83085124a18
- SPFv=spf1 ip4:38.88.233.98 ip4:50.234.209.154 ip4:38.140.147.58 ip4:50.233.32.238 ip4:173.249.139.230 ip4:8.21.124.170 include:spf.protection.outlook.com include:_spf.psm.knowbe4.com -all
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