Domain Overview
DNS: ✓ 2d ago
Checker: ✓ 2d ago
lassonde.yorku.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-19 09:01:40 UTC · ↺ Refresh
MX Hostnames
- lassonde-yorku-ca.mail.protection.outlook.com
MX Priorities
- lassonde-yorku-ca.mail.protection.outlook.com: 15
A / AAAA Records
- 23.185.0.4 (no PTR)
Mail Server IPs
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.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:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
SOA Record
Raw SOA
dns11.ipns.yorku.ca hostmaster.yorku.ca 781106779 1200 180 1209600 3600
Primary NS (mname)
dns11.ipns.yorku.ca
Admin Email (rname)
hostmaster@yorku.ca
Serial
781106779
Refresh
1200s
Retry
180s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
hanna.cac.washington.edu
ns1.d-zone.ca
ns2.d-zone.ca
dns21.ipns.yorku.ca
dns11.ipns.yorku.ca
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:outboundmail.convio.net ip4:130.63.0.0/16 ?all
📊 DNS lookups: 3/10
? Neutral (?all) — no 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
✓ 2 found
selector1._domainkey
selector2._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
5 records- K4AZ1TPBBAQ3137RYEVCIUMBWMY1TT60CL8KWT7HD
- google-site-verification=HCqXPuSJti1JMz9WYfpAQomuDBezBcVbOX3DH4OMDNg
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:outboundmail.convio.net ip4:130.63.0.0/16 ?all
- DKIMv=DKIM1; k=rsa; h=sha256; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC81yHZNyveMT9AhsN878cfMt4o+LdJcaQNvi9F8KPA3VBgnou/TfZBJVYTnZpa0nfVvx9Y7Ujv4aOknGda2Hdq4Q/RlhdoMHPpn2WksEg83BtZkplrKWm/H0ceXmAGKjxY2AzNTXgJLBwsqEEieTRganYyF47u+5LvkEjClg3VzQIDAQA
- MS=FAB3287D823C8C6C7D8269603A64CF446CB0443E
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