Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
amphastar.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 18:34:53 UTC · ↺ Refresh
MX Hostnames
- amphsav.amphastar.com
- amphsav2.amphastar.com
MX Priorities
- amphsav2.amphastar.com: 20
- amphsav.amphastar.com: 10
A / AAAA Records
- 12.42.181.77 (no PTR)
Mail Server IPs
- 66.215.16.118 ↩ syn-066-215-016-118.biz.spectrum.com
- 12.198.199.29 ↩ amphsav.amphastar.com
SOA Record
Raw SOA
ns37.worldnic.com namehost.worldnic.com 126011919 10800 3600 604800 3600
Primary NS (mname)
ns37.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126011919
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns38.worldnic.com
ns37.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:12.198.199.29 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected], mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✗ None detectedNo 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
4 records- openai-domain-verification=dv-Edr4M3RGgE4hyaOhYUW4wBR3
- MS=7A7B1DA06FD43B7F214510B33D0B5A540E5E6716
- SPFv=spf1 ip4:12.198.199.29 -all
- duo_sso_verification=dGjEqlVtPbtHIn9BWorzScQ0wVkVjRE2DxaWPtaVA1CwQPgoeCUi3Oys5jfxUVDY
Full email verification for amphastar.com
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