Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hydroone.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 05:01:27 UTC · ↺ Refresh
MX Hostnames
- hydroone-com.mail.protection.outlook.com
MX Priorities
- hydroone-com.mail.protection.outlook.com: 0
A / AAAA Records
- 20.43.25.45 (no PTR)
Mail Server IPs
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.190.0 ↩ mail-yt5pr01cu00100.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:c944::1 ↩ mail-yqzpr01cu01001.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
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.hydroone.com hostmaster.hydroone.com 963 10800 3600 2592000 900
Primary NS (mname)
ns2.hydroone.com
Admin Email (rname)
hostmaster@hydroone.com
Serial
963
Refresh
10800s
Retry
3600s
Expire
2592000s
Minimum TTL
900s
Nameservers (NS)
ns1.hydroone.com
ns2.hydroone.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_s00803891.autospf.email -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected],mailto:[email protected]; fo=1; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._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
8 records- apple-domain-verification=ojVcLoHIxwaitDZY
- bcn=E531DB40-C78D-11EE-B383-53053D092878
- google-site-verification=svRyLKae2LZySmYG4ga487GnVy_66Rs494kVsIfxiI8
- _globalsign-domain-verification=bi97WL0tuSXZVt-C8imoAihmRrvugDfSVOIGTQojY8
- SPFv=spf1 include:spf.protection.outlook.com include:_s00803891.autospf.email -all
- google-site-verification=js3UAM0nz5XWDVN6sbpiShnnXei6f7Wnn0BEbbDNLuo
- webexdomainverification.4C675B89286BB136E053AB06FC0A3F65=b794680f-4005-4d63-b749-c74a1c3455ac
- 2vT7157/FXcPdoUkMfbIr4IWb/jG1vxC3OLZT6iaQLP4nidv3hShbZHPwU71flLZSCNRaoa64ZLOKIJwLIx/CQ==
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