Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centraldermcenter.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 19:49:28 UTC · ↺ Refresh
MX Hostnames
- centraldermcenter-com.mail.protection.outlook.com
MX Priorities
- centraldermcenter-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.11.30 (no PTR)
- 172.67.165.24 (no PTR)
- 2606:4700:3036::ac43:a518
- 2606:4700:3030::6815:b1e
Mail Server IPs
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
graham.ns.cloudflare.com dns.cloudflare.com 2399221232 10000 2400 604800 1800
Primary NS (mname)
graham.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399221232
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
june.ns.cloudflare.com
graham.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:u2887961.wl212.sendgrid.net include:servers.mcsv.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict 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
✓ 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
3 records- google-site-verification=pvW8Y1bYDCfC-V4LgzR4SL7LzjDaTbBVeCmsCg-gKE8
- SPFv=spf1 include:spf.protection.outlook.com include:u2887961.wl212.sendgrid.net include:servers.mcsv.net -all
- apple-domain-verification=YH2Alwrg6mPtncnv
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