Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
supernus.com
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 10:22:20 UTC · ↺ Refresh
MX Hostnames
- mxa-00849b01.gslb.pphosted.com
- mxb-00849b01.gslb.pphosted.com
MX Priorities
- mxa-00849b01.gslb.pphosted.com: 10
- mxb-00849b01.gslb.pphosted.com: 10
A / AAAA Records
- 3.214.152.230 ↩ ec2-3-214-152-230.compute-1.amazonaws.com
Mail Server IPs
- 208.86.201.158 ↩ mx0b-00849b01.pphosted.com
- 67.231.144.181 ↩ mx0a-00849b01.pphosted.com
SOA Record
Raw SOA
ns1-06.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns1-06.azure-dns.com
ns2-06.azure-dns.net
ns3-06.azure-dns.org
ns4-06.azure-dns.info
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf-00849b01.pphosted.com include:emailus.freshservice.com include:mail.zendesk.com ip4:204.106.16.0/24 ip4:54.240.68.100 ip4:54.240.68.103 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; fo=1; 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf-00849b01.pphosted.com include:emailus.freshservice.com include:mail.zendesk.com ip4:204.106.16.0/24 ip4:54.240.68.100 ip4:54.240.68.103 ~all
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