Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
centennialmedical.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 09:47:32 UTC · ↺ Refresh
MX Hostnames
- mx1-us.emailsecurity.app
- mx2-us.emailsecurity.app
MX Priorities
- mx1-us.emailsecurity.app: 0
- mx2-us.emailsecurity.app: 0
A / AAAA Records
- 54.163.230.99 ↩ mail.websitestage.net
Mail Server IPs
- 40.121.188.167 ↩ mx1-us.emailsecurity.app
- 172.212.4.33 ↩ mx1-us.emailsecurity.app
SOA Record
Raw SOA
ns1.inmotionhosting.com systems-notices.inmotionhosting.com 2025080402 86400 7200 3600000 86400
Primary NS (mname)
ns1.inmotionhosting.com
Admin Email (rname)
systems-notices@inmotionhosting.com
Serial
2025080402
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.inmotionhosting.com
ns1.inmotionhosting.com
SPF Record
✓ Strict (-all)
v=spf1 include:relay.mailchannels.net ip4:54.163.230.99 ip4:23.235.196.161 include:e2ma.net include:spf.protection.outlook.com include:spf.exclaimer.net include:spf1.emailsecurity.app -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; sp=reject;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
default._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- apple-domain-verification=JMzo5uqHXnAzFuV8
- e2ma-verification=p1ncb
- MS=ms94221560
- i7br81op065qtg5bsa91b0sit2
- SPFv=spf1 include:relay.mailchannels.net ip4:54.163.230.99 ip4:23.235.196.161 include:e2ma.net include:spf.protection.outlook.com include:spf.exclaimer.net include:spf1.emailsecurity.app -all
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