Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
calmu.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 05:56:50 UTC · ↺ Refresh
MX Hostnames
- calmu-edu.mail.protection.outlook.com
MX Priorities
- calmu-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 172.66.43.73 (no PTR)
- 172.66.40.183 (no PTR)
- 2606:4700:3108::ac42:28b7
- 2606:4700:3108::ac42:2b49
Mail Server IPs
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
etta.ns.cloudflare.com dns.cloudflare.com 2398008808 10000 2400 604800 1800
Primary NS (mname)
etta.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398008808
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
skip.ns.cloudflare.com
etta.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a:remote.calmu.edu ip4:216.182.199.96 ip4:67.192.226.174 include:spf.protection.outlook.com include:relay.mailchannels.net include:44729584.spf02.hubspotemail.net
📊 DNS lookups: 4/10
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 a:remote.calmu.edu ip4:216.182.199.96 ip4:67.192.226.174 include:spf.protection.outlook.com include:relay.mailchannels.net include:44729584.spf02.hubspotemail.net
- MS=ms33477902
- UdFperYr4IFHJNt+wXRNq1AYtVJ/hAjwdqAP+T21GDf/W7bDe7T6q2OKVUuYBj8SyT3VKMBqBKWR0DW6tj9jOA==
- ahrefs-site-verification_9ee9f09b8b8d7e350bf89572411f17d14db1e8e148bd69b10a26a6e23652a716
- google-site-verification=5PlfRs8iXCAxIhtp3_tml1ToXyCK15S9YIiM-uCVVJ0
Full email verification for calmu.edu
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