sumter.k12.al.us

Valid Email Server
Domain Lookup › sumter.k12.al.us

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sumter.k12.al.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 09:16:03 UTC · ↺ Refresh

MX Hostnames

  • sumter-k12-al-us.mail.protection.outlook.com

MX Priorities

  • sumter-k12-al-us.mail.protection.outlook.com: 0

A / AAAA Records

  • 34.238.178.141 ↩ ec2-34-238-178-141.compute-1.amazonaws.com

Mail Server IPs

  • 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
  • 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
  • 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
  • 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com

SOA Record

Raw SOA asnsvr.asc.edu phduggan.asnmail.asc.edu 2026030902 3600 300 604800 28800
Primary NS (mname)
asnsvr.asc.edu
Admin Email (rname)
phduggan@asnmail.asc.edu
Serial
2026030902
Refresh
3600s
Retry
300s
Expire
604800s
Minimum TTL
28800s

Nameservers (NS)

ns1.asc.edu
asnsvr2.asc.edu
asnsvr.asc.edu
ns3.asc.edu
ns2.asc.edu

SPF Record

✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com a:mail.sumter.k12.al.us -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

5 records
  • SPFv=spf1 a mx include:spf.protection.outlook.com a:mail.sumter.k12.al.us -all
  • google-site-verification=jWcAHR5pUDzvLJESzhzAuetLyp5VtsL1mtJA-lL20-o
  • MS=C8AFA7612AE8F907DB234F0869A17B20B1FAA446
  • 2/7/2020
  • apple-domain-verification=RmTq1Z3m3R8oy5yd
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