Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centeronhalsted.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:15:11 UTC · ↺ Refresh
MX Hostnames
- centeronhalsted-org.mail.protection.outlook.com
MX Priorities
- centeronhalsted-org.mail.protection.outlook.com: 0
A / AAAA Records
- 64.62.152.189 (no PTR)
- 2001:470:1:3ac:b100:2189::1 (no PTR)
Mail Server IPs
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
ns9.worldnic.com namehost.worldnic.com 126020412 10800 3600 604800 3600
Primary NS (mname)
ns9.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126020412
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns9.worldnic.com
ns10.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:outboundmail.convio.net include:outboundmail.blackbaud.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:outboundmail.convio.net include:outboundmail.blackbaud.net ~all
- 181eihahgiilnm1ao4malkj95n
- MS=ms17436131
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