Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atlprod.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 06:01:06 UTC · ↺ Refresh
MX Hostnames
- atlprod-com.mail.protection.outlook.com
MX Priorities
- atlprod-com.mail.protection.outlook.com: 0
A / AAAA Records
- 192.99.199.128 ↩ guy.whc.ca
Mail Server IPs
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.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
SOA Record
Raw SOA
cloud1.whc.ca info.whc.ca 2026020300 1440 1440 3600000 86400
Primary NS (mname)
cloud1.whc.ca
Admin Email (rname)
info@whc.ca
Serial
2026020300
Refresh
1440s
Retry
1440s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
cloud1.whc.ca
ns1.whc.ca
ns2.whc.ca
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:54.39.100.84 include:spf.web-dns1.com -allv=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms31801067
- SPFv=spf1 +a +mx +ip4:54.39.100.84 include:spf.web-dns1.com -allv=spf1 include:spf.protection.outlook.com -all
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