rhsonline.net

Valid Email Server
Domain Lookup › rhsonline.net

Domain Overview

DNS: ✓ 3d ago Checker: ✓ 3d ago
rhsonline.net
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-18 19:51:22 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-1.mimecast.com: 10
  • us-smtp-inbound-2.mimecast.com: 10

A / AAAA Records

  • 12.28.240.177 ↩ rhs1.com

Mail Server IPs

  • 170.10.128.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
  • 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com

SOA Record

Raw SOA ns1.name.com hostmaster.nsone.net 1649174155 43200 7200 1209600 3600
Primary NS (mname)
ns1.name.com
Admin Email (rname)
hostmaster@nsone.net
Serial
1649174155
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s

Nameservers (NS)

ns2clp.name.com
ns3hjx.name.com
ns4kmw.name.com
ns1stv.name.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:12.28.240.177 include:us._netblocks.mimecast.com include:spf.constantcontact.com include:spf.protection.outlook.com include:_spf.salesforce.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1;p=quarantine;pct=10;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]
⚠ Policy applies to 10% of failing messages only

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

6 records
  • MS=ms16850400
  • zaZwVwpNS02mIybXgTlpd8c7NfDKEm
  • SPFv=spf1 ip4:12.28.240.177 include:us._netblocks.mimecast.com include:spf.constantcontact.com include:spf.protection.outlook.com include:_spf.salesforce.com ~all
  • duo_sso_verification=huSk3P9S8NyusAcWoZyW6zQRl7ldJhUKwWWLmOzkIovFSYMBQRTVNCUKuhisW4hY
  • twilio-domain-verification=d16f25bdd1933b88b26c5be5be84b660
  • MS=5174FBFCE341B64F12A54092B57E42A2DD239B60
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