Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ccboe.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 14:44:29 UTC · ↺ Refresh
MX Hostnames
- mx2.hc4817-48.iphmx.com
- mx1.hc4817-48.iphmx.com
MX Priorities
- mx2.hc4817-48.iphmx.com: 1
- mx1.hc4817-48.iphmx.com: 1
A / AAAA Records
- 104.17.69.73 (no PTR)
Mail Server IPs
- 23.90.98.28 ↩ esa.hc4817-48.iphmx.com
- 207.54.87.33 ↩ esa.hc4817-48.iphmx.com
SOA Record
Raw SOA
ns1-03.azure-dns.com administrator.ccboe.com 2018021470 3600 600 1209600 3600
Primary NS (mname)
ns1-03.azure-dns.com
Admin Email (rname)
administrator@ccboe.com
Serial
2018021470
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns4-03.azure-dns.info
ns1-03.azure-dns.com
ns2-03.azure-dns.net
ns3-03.azure-dns.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf_c.oraclecloud.com include:customerspf.schoolmessenger.com ip4:167.102.161.0/24 ip4:50.223.178.203 mx -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=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
6 records- ciscocidomainverification=74041f973820be27cd98b7a884cbb31a290416aaa1ff140b48d613344a28430a
- google-site-verification=AiWx87avcXzG-UOLg-5J1H0w8trLU23A0O9wFInrC8E
- apple-domain-verification=gRbhxAFZaOID88Yg
- autodesk-domain-verification=WgXTafsffaEU19N7C-km
- 3a0e76d8a9b54c0cade91790ff23e39c
- SPFv=spf1 include:spf.protection.outlook.com include:spf_c.oraclecloud.com include:customerspf.schoolmessenger.com ip4:167.102.161.0/24 ip4:50.223.178.203 mx -all
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