Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
hardinge.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 00:35:47 UTC · ↺ Refresh
MX Hostnames
- hardinge-com.protection.mail.outlook.com
- hardinge-com.mail.protection.outlook.com
MX Priorities
- hardinge-com.mail.protection.outlook.com: 0
- hardinge-com.protection.mail.outlook.com: 10
A / AAAA Records
- 199.16.172.148
- 199.16.173.106
Mail Server IPs
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.41.58
- 52.101.11.9
- 2a01:111:f403:f804::3
- 2a01:111:f403:c902::6
- 2a01:111:f403:c946::
- 2a01:111:f403:c946::6
SOA Record
Raw SOA
cbru.br.ns.els-gms.att.net rm-hostmaster.ems.att.com 130 300 600 172800 300
Primary NS (mname)
cbru.br.ns.els-gms.att.net
Admin Email (rname)
rm-hostmaster@ems.att.com
Serial
130
Refresh
300s
Retry
600s
Expire
172800s
Minimum TTL
300s
Nameservers (NS)
cbru.br.ns.els-gms.att.net
cmtu.mt.ns.els-gms.att.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:64.238.211.94 include:spfhost.messageprovider.com include:spf.protection.outlook.com include:spf.emailsignatures365.com include:amazonses.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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
8 records- klaviyo-site-verification=TVduHR
- vnk7t6bai7ohuo0d61048n5tfa
- googlefd258e3889cb7994.html
- facebook-domain-verification=cif65kte25i7w0lg0n2nvtsjozsp2i
- ac5pmsvqpk6gmhsaq681qv4jjg
- google-site-verification=vZc2MnU5_9dvG5N7tdlO1bGkMbdfKzl78OzrZdeIPFk
- SPFv=spf1 a mx ip4:64.238.211.94 include:spfhost.messageprovider.com include:spf.protection.outlook.com include:spf.emailsignatures365.com include:amazonses.com -all
- MS=8654CC2DE2D6C44B6907D0F9DDA4A92DD7C22707
Full email verification for hardinge.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits