omahanephrology.com

Valid Email Server
Domain Lookup › omahanephrology.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
omahanephrology.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 17:58:31 UTC · ↺ Refresh

MX Hostnames

  • omahanephrology-com.mail.protection.outlook.com

MX Priorities

  • omahanephrology-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 54.157.108.158 ↩ ec2-54-157-108-158.compute-1.amazonaws.com
  • 100.28.104.175 ↩ ec2-100-28-104-175.compute-1.amazonaws.com
  • 98.83.184.133
  • 2600:1f18:297:ba24:b508:76de:f4a:df34
  • 2600:1f18:297:ba18:6ddc:5d8f:6053:f003
  • 2600:1f18:297:ba0e:7900:f622:48a8:f266

Mail Server IPs

  • 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
  • 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.p09.nsone.net hostmaster.nsone.net 1761685692 43200 7200 1209600 3600
Primary NS (mname)
dns1.p09.nsone.net
Admin Email (rname)
hostmaster@nsone.net
Serial
1761685692
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

xfr01.nsone.net
inetblox-a.nmhs.org
inetblox-b.nmhs.org

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:66.234.0.104 include:secureserver.net ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

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

All TXT Records

4 records
  • kbevf00put7jh7fd96cc0nekuo
  • MS=ms44077068
  • r0k738tl8329s6d3odnro618vu
  • SPFv=spf1 +a +mx +ip4:66.234.0.104 include:secureserver.net ~all
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