Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hdrinc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 17:56:18 UTC · ↺ Refresh
MX Hostnames
- hdrinc-com.mail.protection.outlook.com
MX Priorities
- hdrinc-com.mail.protection.outlook.com: 10
A / AAAA Records
- 23.185.0.2 (no PTR)
- 2620:12a:8001::2 (no PTR)
- 2620:12a:8000::2
Mail Server IPs
- 52.101.10.1 ↩ mail-bn6pr02cu00301.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
omapr-dns02.res.public.dmz dnsadmin.hdrinc.com 2026031108 3600 600 604800 3600
Primary NS (mname)
omapr-dns02.res.public.dmz
Admin Email (rname)
dnsadmin@hdrinc.com
Serial
2026031108
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.hdrinc.com
ns3.hdrinc.com
ns1.hdrinc.com
ns4.hdrinc.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:rp.oracleemaildelivery.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected],mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
20 records- docker-verification=7c4b1aac-66e2-40c1-b075-2e2587dba694
- duo_sso_verification=1jvBp9LVrp5oLaTt96QLUTgvSyosH5BhbAG3Qq0ZNUcHwWHWHlsXI3wHYcnuZQN8
- adobe-idp-site-verification=188d04f4-0a9c-4335-980d-ef44d030ba48
- facebook-domain-verification=pg8z6l42blozcmg4llk70z2q15ft3g
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email include:rp.oracleemaildelivery.com ~all
- docusign=9b6e2839-1e79-4e06-a5c3-8fe5e6c2b602
- onx=252e04e3-5d1c-4576-a596-1d33227c2771
- TywdeQufkBi/jhCUTFtuhZQjm0eaKylGIvp0wLcIQptdHfSeizoYIYqAzbZpsE8H7/xJ4yzDFgqL2WU+1nQAFA==
- iptmjnhhi3fkk1poi3ufjvmtph
- ZOOM_verify_Ru3AkahHRNkQZj7xhSS0j6
- form1mcskmkpmto50fka0qat59
- apple-domain-verification=e0Gp2dxJRQG9s7eX
- docusign=565b811d-cf37-48c2-b702-ba7c6dda26b2
- ciscocidomainverfication=183d774f37ddd4e754ab81b5941780f2022c541777373e9027320ad94f9d5505
- box-domain-verification=84ec6bbc0eb45cb190229eee54b59db179686f9f5b8ad37f77740710a22d2cf7
- hcp-domain-verification=7e19d50518b3cfdc5e768b08138bd17dce37e340d672bee511057bff5431ac9e
- logmein-verification-code=a9690a6e-ebdf-4bad-a91b-982974ff3063
- atlassian-domain-verification=qu9uLyLkyc4U1zsT5WfefiaRxP6zJ2lHCel2j5IQ3bTBW6TMVLy2AiKu15XkUviU
- google-site-verification=jlSMtSd645s5cuOb_vYJ4NqyFBp6zdlBIAySKXP2QIM
- cisco-ci-domain-verification=2fc54cb127f33d23107d8f836b1cb3c812f40e7ff13c26f31e003d950242fd06
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