Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
sdcc.edu
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 08:20:09 UTC · ↺ Refresh
MX Hostnames
- sdcc-edu.mail.protection.outlook.com
MX Priorities
- sdcc-edu.mail.protection.outlook.com: 0
A / AAAA Records
- 8.29.155.54 ↩ cloudhost-2573573.us-midwest-1.nxcli.net
Mail Server IPs
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1562.awsdns-03.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1562.awsdns-03.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-466.awsdns-58.com
ns-771.awsdns-32.net
ns-1205.awsdns-22.org
ns-1562.awsdns-03.co.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:64.197.236.136 mx include:spf.protection.outlook.com include:email.populi.co -all
📊 DNS lookups: 3/10
✓ 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
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- r7aa69ZatrPEns3JRxZqYFz8n+K1mZx5g+t5ZGMkxl0=
- SPFv=spf1 ip4:64.197.236.136 mx include:spf.protection.outlook.com include:email.populi.co -all
- apple-domain-verification=DpmTrVH6fsca3fR3
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