northerntool.com

Valid Email Server
Domain Lookup › northerntool.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
northerntool.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 01:11:06 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 104.16.218.245 (no PTR)
  • 104.16.219.245 (no PTR)
  • 2606:4700::6810:dbf5 (no PTR)
  • 2606:4700::6810:daf5 (no PTR)

Mail Server IPs

  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ns1.northerntool.com dns.cloudflare.com 2399360062 10000 2400 604800 1800
Primary NS (mname)
ns1.northerntool.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399360062
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

b.ns.northerntool.com
ns1.northerntool.com
ns2.northerntool.com
ns3.northerntool.com
a.ns.northerntool.com

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:63.225.137.0/24 ip4:70.42.153.0/24 ip4:208.89.13.0/20 ip4:20.106.12.195/32 ip4:52.189.71.243/32 ip4:23.251.237.159/32 ip4:23.251.237.160/29 ip4:23.251.237.168/30 ip4:20.112.209.83/32 ip4:20.37.136.59/32 ip4:52.177.236.102/32 ip4:20.98.178.71 ip4:20.186.227.196 ip4:20.75.56.221 ip4:104.152.224.62 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.gomoxie.cloud include:df3f79.workshop-spf.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],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

11 records
  • google-site-verification=7nsRxNLNuYnMoAMx3ErFy-fiHiqIeGih7ZnRLrhUbqc
  • safetyculture-domain-verification=b15bdca3-0975-40a4-acee-20a3f830b129
  • teamviewer-sso-verification=a93fe95d245c484aa9b37e2ab2f67b64
  • SPFv=spf1 mx a ip4:63.225.137.0/24 ip4:70.42.153.0/24 ip4:208.89.13.0/20 ip4:20.106.12.195/32 ip4:52.189.71.243/32 ip4:23.251.237.159/32 ip4:23.251.237.160/29 ip4:23.251.237.168/30 ip4:20.112.209.83/32 ip4:20.37.136.59/32 ip4:52.177.236.102/32 ip4:20.98.178.71 ip4:20.186.227.196 ip4:20.75.56.221 ip4:104.152.224.62 include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:spf.gomoxie.cloud include:df3f79.workshop-spf.net -all
  • vrWhCZAjUAP6devkM8W5Ps0IJKHGjMZFzBPXXAMBG/kJuJoj+jgtHx6AQUBD/MYnMkvrlKgdjHje6wBowuJ69A==
  • 0ed1fe018a1115a96fa4be4365adcd25d303d26d61
  • M0O2X32546
  • MS=ms45681351
  • _84wnke6xxjagexapftojkmgpqickedu
  • apple-domain-verification=J6qeiwbLL3uPrqKf
  • f297ca60342498316a038d00d90395e4fc3ba6b89dd630b83f
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