bilsteinus.com

Valid Email Server
Domain Lookup › bilsteinus.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
bilsteinus.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 13:23:45 UTC · ↺ Refresh

MX Hostnames

  • prox.bilsteinus.com

MX Priorities

  • prox.bilsteinus.com: 30

A / AAAA Records

  • 185.192.49.12 (no PTR)
  • 2a0a:22c0:1:300::12 (no PTR)

Mail Server IPs

  • 144.202.52.89 ↩ prox.bilsteinus.com

SOA Record

Raw SOA ns51.domaincontrol.com dns.jomax.net 2026022500 28800 7200 604800 3600
Primary NS (mname)
ns51.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns51.domaincontrol.com
ns52.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:198.105.204.18 ip4:198.105.204.19 ip4:198.105.204.20 include:spf.five9.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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

10 records
  • apple-domain-verification=7SFBbMxuCs2yVjTW
  • MS=ms78376521
  • duo_sso_verification=fUVza9mBi03Sd2I8n4CMpgB0MgXdQ7zSdHzwLVBfaLEUTZ2HplBeRvKWTscT35dA
  • SPFv=spf1 ip4:198.105.204.18 ip4:198.105.204.19 ip4:198.105.204.20 include:spf.five9.com -all
  • google-site-verification=LfWogfHlpLxa7PeHo1WRBO1QJVyVq-PAYIWqLenxaYA
  • google-site-verification=oiCMooIzGAVXDlxxLbsaWPunZiArbUlXXlqtGvbsPQ4
  • solarwinds-service0desk-verification=3a9ea5993ff6055c073b1e7773139db1
  • MS=F2A06734AD1AFB05D1543337132266599026A3C0
  • MS=ms27362180
  • SPFv=spf1 mx ~all
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