Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gfps.k12.mt.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 18:51:36 UTC · ↺ Refresh
MX Hostnames
- gfps-k12-mt-us.mail.protection.outlook.com
MX Priorities
- gfps-k12-mt-us.mail.protection.outlook.com: 10
A / AAAA Records
- 104.17.71.73 (no PTR)
Mail Server IPs
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.gfps.k12.mt.us leon_shao.gfps.k12.mt.us 2026032701 14400 1800 604800 7200
Primary NS (mname)
ns1.gfps.k12.mt.us
Admin Email (rname)
leon_shao@gfps.k12.mt.us
Serial
2026032701
Refresh
14400s
Retry
1800s
Expire
604800s
Minimum TTL
7200s
Nameservers (NS)
ns2.gfps.k12.mt.us
ns1.gfps.k12.mt.us
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com include:_spf.psm.knowbe4.com include:_spf.prod.hydra.sophos.com include:servers.mcsv.net include:_spf.google.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 237 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- sophos-domain-verification=a9b8ca341553f8587c99f2bb90d13483222ad255
- clu4ddr9morhie95mf5o63cmvb
- ht3ntpgiosgtneci9l1lc3caoc
- adobe-idp-site-verification=e23d2f1d8b5d23258ea5bd66e0b8edd47344ff693c37675e424e3c7d503c3175
- SPFv=spf1 include:spf.protection.outlook.com include:customerspf.schoolmessenger.com include:_spf.psm.knowbe4.com include:_spf.prod.hydra.sophos.com include:servers.mcsv.net include:_spf.google.com -all
- 26mhsccoqp15djslri1fr9o7tm
- MS=ms60033360
- 2aagipoemo5l102pndidjdcaco
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