cgu.edu

Valid Email Server
Domain Lookup › cgu.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cgu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-21 01:01:22 UTC · ↺ Refresh

MX Hostnames

  • cgu-edu.mail.protection.outlook.com

MX Priorities

  • cgu-edu.mail.protection.outlook.com: 0

A / AAAA Records

  • 141.193.213.11 (no PTR)
  • 141.193.213.10 (no PTR)

Mail Server IPs

  • 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
  • 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
  • 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
  • 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.cgu.edu root.cgu.edu 2004032703 3600 600 1209600 3600
Primary NS (mname)
dns1.cgu.edu
Admin Email (rname)
root@cgu.edu
Serial
2004032703
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns.claremont.edu
dns1.cgu.edu
ns3-35.azure-dns.org
ns2-35.azure-dns.net
ns1-35.azure-dns.com
ns4-35.azure-dns.info
ymir.claremont.edu

SPF Record

✓ Strict (-all)
v=spf1 include:_spf1.cgu.edu ip4:20.245.145.107 ip4:20.253.245.199 ip4:13.64.227.60 ip4:20.112.64.167 ip4:20.157.87.13 ip4:134.173.77.138 ip4:134.173.134.195 ip4:134.173.254.142 ip4:104.42.19.41 ip4:134.173.237.23 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; pct=100; rua=mailto:[email protected], mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; ri=86400; adkim=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Strict
📧 Reports → mailto:[email protected], mailto:[email protected]
↳ Subdomain policy: quarantine

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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

11 records
  • GEpxOElPC49kZW3lekO1T+uIboMoyg7Qb5OV+ZRX21E3KHaq/Mvak+7p/VytljAD+OWaIreXER+0/e66hZleOw==
  • _h9onkn4m7ojwqca4v9p0abk3luqfd96
  • mv8309702egcivvrev7ujugb0c
  • openai-domain-verification=dv-YtJlS5cxfL9mWa8hr1GrziGA
  • b3kf4uleg1e3uj74qdlh138gt1
  • 92ekaqojgfm0hh5tiu140c015g
  • 3cfemf2oq2s7co5nlch5ams7sn.
  • _ulp3ud832l3a8xt917ld8a48vatje62
  • SPFv=spf1 include:_spf1.cgu.edu ip4:20.245.145.107 ip4:20.253.245.199 ip4:13.64.227.60 ip4:20.112.64.167 ip4:20.157.87.13 ip4:134.173.77.138 ip4:134.173.134.195 ip4:134.173.254.142 ip4:104.42.19.41 ip4:134.173.237.23 -all
  • MS=F89749CCF3B6E7DE8762FAAE245A78E1FD9DE8B8
  • e2ma-verification=da2bb
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