Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sjsd.k12.mo.us
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 18:37:07 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 5
A / AAAA Records
- 104.17.71.73 (no PTR)
Mail Server IPs
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
argus.more.net register.more.net 2025063001 3600 900 604800 3600
Primary NS (mname)
argus.more.net
Admin Email (rname)
register@more.net
Serial
2025063001
Refresh
3600s
Retry
900s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
argus.more.net
osage.coreserv.more.net
chariton.coreserv.more.net
meramec.coreserv.more.net
current.coreserv.more.net
gasconade.coreserv.more.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.bbnotify.net include:app.sgizmo.com include:spf.mandrillapp.com include:customerspf.schoolmessenger.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate 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
✓ 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
8 records- MS=ms46298514
- I6P/xEXn5jZ8beg8O3mrKGzUwl63LDPSXUYmRLmVCZK64xsR74uhGClq2ow1nNzQal696q2D6YpjiynLXzThnA==
- ZOOM_verify_ylQQ1GeLSVOYPUV-SXBQUw
- adobe-idp-site-verification=3301d0e282f6ab3391453670e9a37f678399f48db1aeb1144062c9587024544c
- autodesk-domain-verification=vF3ZtljKMficCbWkSeKg
- DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCp3Dzp/aMrBW9N6G7NHKjqIijkbKznUis8pWgi8SJcMkhi58LT9wCGK0rjC5hr4itL5KdegzQZ4MJGCB2utVcqP/y/qMS/c1sYtFXgY8It/WVyPY42IUlQSKkiL2/7RCP5FheAD2rgLKubDHeEQ9uAS4KZ2eLkeGJ/LJYIe4K5+QIDAQAB
- apple-domain-verification=iFKx46X222eUdc5g
- SPFv=spf1 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.bbnotify.net include:app.sgizmo.com include:spf.mandrillapp.com include:customerspf.schoolmessenger.com ~all
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