Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hdfsi.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 14:38:31 UTC · ↺ Refresh
MX Hostnames
- hdfsi-com.mail.protection.outlook.com
MX Priorities
- hdfsi-com.mail.protection.outlook.com: 10
A / AAAA Records
- 204.74.99.100 ↩ crs.ultradns.net
Mail Server IPs
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
udns1.ultradns.net ken.ostermann.harley-davidson.com 2011121088 10800 3600 2592000 86400
Primary NS (mname)
udns1.ultradns.net
Admin Email (rname)
ken@ostermann.harley-davidson.com
Serial
2011121088
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
86400s
Nameservers (NS)
pdns3.ultradns.org
pdns4.ultradns.org
pdns5.ultradns.info
pdns6.ultradns.co.uk
pdns1.ultradns.net
pdns2.ultradns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.58.9.15 ip4:20.231.201.72 ip4:34.225.144.49 include:spf.protection.outlook.com ip4:162.27.0.0/16 ip4:12.145.177.240 ip4:208.235.248.20 ip4:198.212.99.186 ip4:204.232.141.73 include:_spf-dc8.sapsf.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; pct=100; rf=afrf; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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
22 records- mongodb-site-verification=snMoLigrtrIjWmfwwA3vgFNNp0cLr3Pz
- JLmsxDRyUEeDvhEILe/WUsUwWCFYfY/+hNaFq4Few1NdH201/20mpkor+0qgOg3q8AxU7Gdw07zOG0S4NXIJsA==
- 8m5l1lkj5j1qyjb02yg5hrjyc72ndthr
- knowbe4-site-verification=ebcbb23559796a5fc2a87438189e7e76
- google-gws-recovery-domain-verification=63971127
- fn4j18w20j2pzgwqxrgrzytdnk9mzb2t
- docusign=eb2f8760-d1ab-473f-962e-0d091a680ad1
- adobe-idp-site-verification=bd7c7d1e-e7b4-4390-94f2-3290f3d724ce
- _zoeiqivfdzdlscdkhhuxd24113mjt3p
- apple-domain-verification=4SNBVkaHd3NXvslL
- SPFv=spf1 ip4:50.58.9.15 ip4:20.231.201.72 ip4:34.225.144.49 include:spf.protection.outlook.com ip4:162.27.0.0/16 ip4:12.145.177.240 ip4:208.235.248.20 ip4:198.212.99.186 ip4:204.232.141.73 include:_spf-dc8.sapsf.com -all
- 6SaDy6JsNi+HRAoIs1Z1iU2tslJj6TFZJ2e/sn4kdgwVo72qxGbcHazumxXIshCp8HRMVBthL8DvOW+dFVAYiA==
- bw0d5zhbfbqvwt3f5hzq453bh06nf05g
- docusign=4f072c00-9fcd-438e-b072-bc3e40b84d7b
- fdnc33s7m13shltw37cj9x8v6f63zcj8
- miro-verification=795e31a4e19f8c68061562f1018b8e792a447dcc
- xy8wr1pwht8ydm4rvps491scdz6dwhqm
- jjDjwLp5cGr7aNPIGVDG97AwqABrtO01+t66wcKn0oY2PYqpImz8/W86WL5pBX/hRAxgGzgy5ubNlepH348eIA==
- atlassian-domain-verification=D3M8ZoqFRee5W0U3jo5r1bo6PdwZp28SdVisDuxdCp5c13uz6/wXJJgI2WEoqmpU
- MS=ms17497029
- google-site-verification=tuVXJUTYWQ6erpOVHIjZ2S7Z_f9ZgOsjQxIL-xLNpDc
- cisco-ci-domain-verification=521878d90edf29fb85c6995709c1854885f12080019972ea44a5deea9c484990
Full email verification for hdfsi.com
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