Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
marcguindon.ca
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 07:51:04 UTC · ↺ Refresh
MX Hostnames
- marcguindon-ca.mail.protection.outlook.com
MX Priorities
- marcguindon-ca.mail.protection.outlook.com: 0
A / AAAA Records
- 15.235.82.115 ↩ wh01.welms.ca
Mail Server IPs
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ 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
SOA Record
Raw SOA
ns1.welms.ca root.wh01.welms.ca 2026012301 3600 1800 1209600 86400
Primary NS (mname)
ns1.welms.ca
Admin Email (rname)
root@wh01.welms.ca
Serial
2026012301
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.welms.ca
ns1.welms.ca
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:15.235.82.115 ip4:192.99.19.188 +a +mx include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=reject;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=84600;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 392 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
2 records- MS=ms36050791
- SPFv=spf1 ip4:15.235.82.115 ip4:192.99.19.188 +a +mx include:spf.protection.outlook.com ~all
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