Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kusd.edu
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-02 06:17:01 UTC · ↺ Refresh
MX Hostnames
- usb-smtp-inbound-1.mimecast.com
- usb-smtp-inbound-2.mimecast.com
MX Priorities
- usb-smtp-inbound-2.mimecast.com: 10
- usb-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 170.10.152.242 ↩ usb-smtp-delivery-2.mimecast.com
- 170.10.150.242 ↩ usb-smtp-delivery-2.mimecast.com
SOA Record
Raw SOA
kusdipam02.kusd.local hostmaster.kusd.local 2026040101 10800 3600 2419200 900
Primary NS (mname)
kusdipam02.kusd.local
Admin Email (rname)
hostmaster@kusd.local
Serial
2026040101
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
rdns1.wiscnet.net
dns1.kusd.edu
rdns2.wiscnet.net
SPF Record
✓ Strict (-all)
v=spf1 a:mail.kusd.edu ip4:192.25.139.15 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:mg.infinitecampus.org include:customerspf.schoolmessenger.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;rua=mailto:[email protected];ruf=mailto:[email protected];fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- MS=DA1326C13F9203A69A391EBDFF8F059237D07744
- SPFv=spf1 a:mail.kusd.edu ip4:192.25.139.15 include:usb._netblocks.mimecast.com include:spf.protection.outlook.com include:mg.infinitecampus.org include:customerspf.schoolmessenger.com -all
- apple-domain-verification=fIvuBUAn5HD4tWXw
- adobe-idp-site-verification=96daf35b13f3a03acccae0be1dec3b1a18b4ace207be7e16981dd8d1907fda2c
Full email verification for kusd.edu
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