firstontario.com

Valid Email Server
Domain Lookup › firstontario.com

Domain Overview

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

Checked via [email protected] · 2026-03-18 03:47:33 UTC · ↺ Refresh

MX Hostnames

  • firstontario-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 18.245.104.114 ↩ server-18-245-104-114.yto50.r.cloudfront.net
  • 18.245.104.96 ↩ server-18-245-104-96.yto50.r.cloudfront.net
  • 18.245.104.75
  • 18.245.104.51
  • 2600:9000:26c2:c200:16:add0:abc0:93a1
  • 2600:9000:26c2:3a00:16:add0:abc0:93a1
  • 2600:9000:26c2:f200:16:add0:abc0:93a1
  • 2600:9000:26c2:1600:16:add0:abc0:93a1
  • 2600:9000:26c2:5400:16:add0:abc0:93a1
  • 2600:9000:26c2::16:add0:abc0:93a1
  • 2600:9000:26c2:c600:16:add0:abc0:93a1
  • 2600:9000:26c2:b000:16:add0:abc0:93a1

Mail Server IPs

  • 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
  • 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
  • 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
  • 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.easydns.com zone.easydns.com 1773805457 3600 600 604800 300
Primary NS (mname)
dns1.easydns.com
Admin Email (rname)
zone@easydns.com
Serial
1773805457
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

dns3.easydns.org
dns2.easydns.net
dns1.easydns.com
dns4.easydns.info

SPF Record

✓ Strict (-all)
v=spf1 ip4:207.236.186.0/27 ip4:206.47.171.224/29 ip4:216.208.230.128/27 include:defend.email include:ne16.com include:clickswitch.com include:spf.protection.outlook.com exists:%{i}.spf.hc368-39.ca.iphmx.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

13 records
  • docusign=555c3367-4c90-4469-a9d5-0076975017a2
  • SPFv=spf1 ip4:207.236.186.0/27 ip4:206.47.171.224/29 ip4:216.208.230.128/27 include:defend.email include:ne16.com include:clickswitch.com include:spf.protection.outlook.com exists:%{i}.spf.hc368-39.ca.iphmx.com -all
  • apple-domain-verification=btmYpm8p5W1xqYbu
  • ciscocidomainverification=12918f4aaeefb1f834e2f15e30632121565c5c8b8b08cbf94d93b1ea2f0c24b7
  • docusign=a89b89c7-70c4-4a70-a7af-dfd5c0eb78c6
  • intersight=2fc2593eb236ee9f33c57858ae2f4d1419b11b1baa3e49b69cc99f18c9953f38
  • facebook-domain-verification=8n9r87wzufniel0ip2j08xo4fclbxn
  • vmware-cloud-verification-7422d62c-03ea-4a92-9e41-8d3014b3e88a
  • MS=ms55151582
  • cisco-ci-domain-verification=785d459efd0464d9a7565a145ab838f81dc64cbb32b9ef7daefc18080d4f69fb
  • google-site-verification=LYiVqoKTxp_JkKUOCJWdl4JR8Ve6eZg4RRbcs6Uw2b0
  • onetrust-domain-verification=6c90483aa5fd467592b816ebd30c5abc
  • google-site-verification=SH3YQTQilEKIOwP9DzppUWT4kEImYfLm6mSfONVNjXo
Full email verification for firstontario.com

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