Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 1mo ago
csi.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 12:56:25 UTC · ↺ Refresh
MX Hostnames
- csi-edu.mail.protection.outlook.com
MX Priorities
- csi-edu.mail.protection.outlook.com: 10
A / AAAA Records
- 20.72.211.126 (no PTR)
Mail Server IPs
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
brick.csi.edu postmaster.csi.edu 2025071111 14400 3600 1209600 1200
Primary NS (mname)
brick.csi.edu
Admin Email (rname)
postmaster@csi.edu
Serial
2025071111
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
1200s
Nameservers (NS)
dns4.pmt.org
dns2.pmt.org
brick.csi.edu
dns3.pmt.org
dnsmaster.pmt.org
SPF Record
✗ Invalid
v=spf1 +a +mx include:spf.protection.outlook.com ip4:198.60.233.0/24 ip4:204.134.224.0/21 ip4:205.139.104.0/22 ip4:216.235.196.0/22 ip4:72.22.245.131 ip4:216.235.200.0/21 include:ne16.com include:outboundmail.convio.net include:spf.constantcontact.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:148.105.0.0/16 a:swmail.showare.com include:emailus.freshservice.com ip4:216.17.93.137 include:email1.scalefunder.com include:outboundmail.blackbaud.net include:mailgun.org ~all
📊 DNS lookups: 11/10
— over limit!
⚠ Too many DNS lookups (11/10) — SPF will fail validation. Reduce include: statements.
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._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- d365mktkey=BsO0pAHjWxjdRlMB6eLVCiV7j5e4AH0IYKA97hCiHQsx
- d365mktkey=TeAF4NKiSjfhnEJYLTgE8kM2xuxc4blmT2sDAOMMEj8x
- GjIxUB0LIYuC3MdhPsZ0nHYAzdaikVqIX2t6S7SPpVg03cO6U3KeQwDvekAg3jxKGvjPP2TrF0nk2JCbVCMD+Q==
- adobe-idp-site-verification=662ad3e404333d9a038a585bc3f9caa93a5980fb4700f33f739683459a93a4f5
- SPFv=spf1 +a +mx include:spf.protection.outlook.com ip4:198.60.233.0/24 ip4:204.134.224.0/21 ip4:205.139.104.0/22 ip4:216.235.196.0/22 ip4:72.22.245.131 ip4:216.235.200.0/21 include:ne16.com include:outboundmail.convio.net include:spf.constantcontact.com ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.8.0/21 ip4:148.105.0.0/16 a:swmail.showare.com include:emailus.freshservice.com ip4:216.17.93.137 include:email1.scalefunder.com include:outboundmail.blackbaud.net include:mailgun.org ~all
- jamf-site-verification=9Aczf5Zih1_4I_vWnLT88w
Full email verification for csi.edu
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