Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
charlesrivercenter.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:30:15 UTC · ↺ Refresh
MX Hostnames
- charlesrivercenter-org.mail.protection.outlook.com
MX Priorities
- charlesrivercenter-org.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.215.157 (no PTR)
- 104.21.91.104 (no PTR)
- 2606:4700:3037::6815:5b68
- 2606:4700:3036::ac43:d79d
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
major.ns.cloudflare.com dns.cloudflare.com 2396720159 10000 2400 604800 1800
Primary NS (mname)
major.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396720159
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
major.ns.cloudflare.com
rayne.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.charlesrivercenter_org._d.easydmarc.pro -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;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: 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- s6idqdhejqgnalpso7repv60av
- SPFv=spf1 include:_spf.charlesrivercenter_org._d.easydmarc.pro -all
- 55n0hlbnr1dvna17anqsjta5kv
- 5song5ggd45vtjji7bfh4btdo8
- mb56p720k7a4cej1gicpva8085
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