Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lambtoncollege.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 13:10:21 UTC · ↺ Refresh
MX Hostnames
- lambtoncollege-ca.mail.protection.outlook.com
MX Priorities
- lambtoncollege-ca.mail.protection.outlook.com: 10
A / AAAA Records
- 192.139.190.8 (no PTR)
Mail Server IPs
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.d-zone.ca mveltman.lambton.on.ca 2008081909 3600 600 1814400 3600
Primary NS (mname)
ns1.d-zone.ca
Admin Email (rname)
mveltman@lambton.on.ca
Serial
2008081909
Refresh
3600s
Retry
600s
Expire
1814400s
Minimum TTL
3600s
Nameservers (NS)
ns03.lambton.on.ca
ns1.d-zone.ca
ns2.d-zone.ca
SPF Record
✓ Strict (-all)
v=spf1 ip4:192.139.190.38 ip4:176.31.145.254 include:spf.protection.outlook.com include:a._spf.brightspace.com +include:outboundmail.blackbaud.net include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
14 records- SFMC-g-8weQGwIbfnzKRvspGjT1CMdMEgkoiNGlxS11FP
- canva-site-verification=PwG0wzlQz78vl0DpcEZxAA
- autodesk-domain-verification=E-OmbpoSjfUmFWWJOuW6
- miro-verification=98fd43664680d9cb764e8dc90180b05b2988de3d
- google-site-verification=bRaYBkO_w6c6DKuFNhrml1t5R7IX6T3zzbVP_S84E4k
- pardot942603=b6c1950c88e5ac9b226aed560d02f8c69bf16c4f3ec14c9fa1bf445979d2c450
- google-site-verification=MFrNK-hNPwPJAjC_kXZmXFSFUsfM6zhynfPn61VzcV0
- bcn=D8F409E2-115D-11EF-874E-EBBF9B738F0E
- s8ln5robkfh576fhhqf8jckg3l
- meltwater_sso_20211115_TRITON-6919
- 1password-site-verification=2CTHOZKBWVHFDBQHSNVFIA2ONI
- atlassian-domain-verification=kfA61lwiL97y9Eaez7AuRiV7iHdMORxN8Yq2snKFbnL9bDKPxyohDHCafdoqnq6E
- SPFv=spf1 ip4:192.139.190.38 ip4:176.31.145.254 include:spf.protection.outlook.com include:a._spf.brightspace.com +include:outboundmail.blackbaud.net include:_spf.salesforce.com -all
- apple-domain-verification=Fpl2gEu7yemhY7cB
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