Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
harsco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 06:54:17 UTC · ↺ Refresh
MX Hostnames
- harsco-com.mail.protection.outlook.com
MX Priorities
- harsco-com.mail.protection.outlook.com: 10
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4 (no PTR)
- 2620:12a:8000::4
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns1.cscdns.net hostmaster.cscdns.net 200208893 1200 3600 604800 86400
Primary NS (mname)
pdns1.cscdns.net
Admin Email (rname)
hostmaster@cscdns.net
Serial
200208893
Refresh
1200s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
pdns1.cscdns.net
pdns2.cscdns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:209.183.189.209 ip4:208.184.88.237 ip4:54.240.8.79 ip4:34.198.49.212 ip4:192.254.121.248 ip4:173.203.82.6 ip4:173.203.81.82 ip4:173.203.79.77 ip4:173.203.56.127 ip4:67.207.158.141 ip4:67.207.158.35 ip4:67.23.31.6 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:_spf.salesforce.com include:lmspf.lrn.com include:amazonses.com include:spf.us.exclaimer.net include:spf.zohomail360.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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
7 records- google-site-verification=-z5P5DSBnRTKOxv_AEu2AN8J9vamC1-X0j0nycMLfS8
- _globalsign-domain-verification=0kQX-KIHcguVxY5NrBG4qfulUVJXsFFHRhR-n1n3lH
- SkhsqDuULsbAFInRZENF4EWXeQZEtW3TME1qhDJXpwus5AAYPtT9LloIk+BKTjKaTjpMG2RMg5Hw+zoyzxG0OA==
- SPFv=spf1 ip4:209.183.189.209 ip4:208.184.88.237 ip4:54.240.8.79 ip4:34.198.49.212 ip4:192.254.121.248 ip4:173.203.82.6 ip4:173.203.81.82 ip4:173.203.79.77 ip4:173.203.56.127 ip4:67.207.158.141 ip4:67.207.158.35 ip4:67.23.31.6 include:_spf.psm.knowbe4.com include:spf.protection.outlook.com include:_spf.salesforce.com include:lmspf.lrn.com include:amazonses.com include:spf.us.exclaimer.net include:spf.zohomail360.com -all
- docusign=0bb7e8b8-c340-4466-9a00-c8b34117b57f
- autodesk-domain-verification=7igvjA-3AhAf8wSZVkJs
- smartsheet-site-validation=I1TQPksNrbT1D5fsEuS7gC-vAmR1YUX2
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