Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ccboe.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 02:38:47 UTC · ↺ Refresh
MX Hostnames
- ccboe-net.mail.protection.outlook.com
MX Priorities
- ccboe-net.mail.protection.outlook.com: 0
A / AAAA Records
- 104.16.158.133 (no PTR)
- 104.18.190.233 (no PTR)
- 104.18.189.233
- 104.16.159.133
Mail Server IPs
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ddimaster.bor.usg.edu hostmaster.usg.edu 613933193 600 180 3600000 3600
Primary NS (mname)
ddimaster.bor.usg.edu
Admin Email (rname)
hostmaster@usg.edu
Serial
613933193
Refresh
600s
Retry
180s
Expire
3600000s
Minimum TTL
3600s
Nameservers (NS)
ns3.usg.edu
ns2.usg.edu
ns4.usg.edu
ns1.usg.edu
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mg.infinitecampus.org include:_spf.mail.yahoo.com include:autotask.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ 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
8 records- duo_sso_verification=rQoBE247SEFdhO3xLyv6TxDfkzHDePKRey3q7FjOkKZjeSOptvKbtl1pLascrxcE
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:mg.infinitecampus.org include:_spf.mail.yahoo.com include:autotask.net -all
- apple-domain-verification=7ofV7Xqb3eHyKYPB
- MS=ms34177580
- google-site-verification=vZ7z714lTkOiW15H7Rc0XMgEYaS8b0Fvv28ITGPM5RI
- LhYqZksNEUl6RcLpGj5SWUlOrH+/XwZbJxbg63B1EtYQyeCCMTlWH5TP6hoKwgcUCBuqMubEFaKQ84fo/wAZzw==
- tWidjrk55wQEP7L0T0e+THzOMhan2pJx55ZF7NMktFr/f0yyhFqx/JZC3SfWcDUZgEBC5T8CSysDEh2miJITew==
- adobe-idp-site-verification=8eae250c9f63e779ae0f95a540c393094c728c55944a226cd61c27d5d295a813
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