Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
excelhr.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 06:29:09 UTC · ↺ Refresh
MX Hostnames
- excelhr-com.mail.protection.outlook.com
MX Priorities
- excelhr-com.mail.protection.outlook.com: 0
A / AAAA Records
- 99.79.134.72 ↩ ec2-99-79-134-72.ca-central-1.compute.amazonaws.com
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
- 52.101.190.0 ↩ mail-yt5pr01cu00100.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::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-900.awsdns-48.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-900.awsdns-48.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1175.awsdns-18.org
ns-122.awsdns-15.com
ns-1642.awsdns-13.co.uk
ns-900.awsdns-48.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.60.88.126 a:tracker-campaigner.com ip4:51.141.46.182 a:tracker-sequencer.com ip4:51.141.53.110 include:tracker-agent.com ip4:51.140.228.62 include:emsd1.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=90; sp=none
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 90% of failing messages only
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
3 records- SPFv=spf1 ip4:52.60.88.126 a:tracker-campaigner.com ip4:51.141.46.182 a:tracker-sequencer.com ip4:51.141.53.110 include:tracker-agent.com ip4:51.140.228.62 include:emsd1.com include:spf.protection.outlook.com -all
- 37JtmgJiLCHhwybjlTCUT7YUE/TNJizcwsi32aiaqpCgpKAKmdcRkYiNaVBUQZBL7dmoRTiNTQxawU6896puqg==
- MS=ms98094663
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