grandrapidsmi.gov

Valid Email Server
Domain Lookup › grandrapidsmi.gov

Domain Overview

DNS: ✓ 2d ago Checker: ✓ 2d ago
grandrapidsmi.gov
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-19 22:22:09 UTC · ↺ Refresh

MX Hostnames

  • grandrapidsmi-gov.mail.protection.outlook.com

MX Priorities

  • grandrapidsmi-gov.mail.protection.outlook.com: 0

A / AAAA Records

  • 20.15.0.36 (no PTR)

Mail Server IPs

  • 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
  • 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
  • 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
  • 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA a1-156.akam.net hostmaster.grand-rapids.mi.us 125 3600 600 1209600 3600
Primary NS (mname)
a1-156.akam.net
Admin Email (rname)
hostmaster@grand-rapids.mi.us
Serial
125
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

a1-156.akam.net
a7-67.akam.net
a3-67.akam.net
a6-65.akam.net
a20-65.akam.net
a16-67.akam.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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
✓ DKIM properly configured for selector: google

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

All TXT Records

7 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • apple-domain-verification=3AD_U80a1qymWaWrRJD1kbLx0_HPfn4CQy0fo1E3mUM
  • apple-domain-verification=cxMur3e-8hRWJsfbkhUXHITZXfwgI_OytLkjxoXbwZc
  • g9saff0po5kam9ll51rvc4l8f3
  • globalsign-domain-verification=a0384723f21103f5e91b5c0311708136
  • google-site-verification=-uj52NEkXmJl48w_NvMybVythoX4wJ3mnrJG_nDNu1g
  • 16ofhv11m7vtlpodga9ou9no3d
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