Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
calu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 01:05:35 UTC · ↺ Refresh
MX Hostnames
- calu-edu.mail.protection.outlook.com
MX Priorities
- calu-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 209.250.207.155 (no PTR)
Mail Server IPs
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-34.azure-dns.com postmaster.calu.edu 828 1200 600 1209600 3600
Primary NS (mname)
ns1-34.azure-dns.com
Admin Email (rname)
postmaster@calu.edu
Serial
828
Refresh
1200s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2-34.azure-dns.net
ns3-34.azure-dns.org
ns4-34.azure-dns.info
ns1-34.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:158.83.2.34 ip4:209.250.221.10 ip4:64.74.237.230/31 ip4:216.147.212.20/30 ip4:54.163.226.88/32 ip4:54.240.36.243/32 a:tufmon.touchnet.com include:a._spf.brightspace.com include:verifymyfafsa.com include:spf.protection.outlook.com mx -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=0; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 0% of failing messages only
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
8 records- MS=4938D75E7395363863F397403EECB7C62790329F
- MS=ms18503921
- s7dpgxqj0q1rchkt1pngsgd1cn9q1wft
- _sl4ww3e0wyig5qslk0lwthrfo7ezi8r
- 1fSzwFeR9ZAw4Xxp0op/BelAuJMpp7PFb+cwqOVi8u99OuvoHMwdzRCmfteQN3Mte+JKGrlqfByy+3BeHPWozQ==
- docusign=d722a67c-48ee-49b4-9c5f-4eb3114706ab
- apple-domain-verification=7aTAn4U6cSdTFZ8T
- SPFv=spf1 ip4:158.83.2.34 ip4:209.250.221.10 ip4:64.74.237.230/31 ip4:216.147.212.20/30 ip4:54.163.226.88/32 ip4:54.240.36.243/32 a:tufmon.touchnet.com include:a._spf.brightspace.com include:verifymyfafsa.com include:spf.protection.outlook.com mx -all
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