Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
careermd.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 19:28:45 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
- 172.67.71.140 (no PTR)
- 104.26.5.172 (no PTR)
- 104.26.4.172 (no PTR)
- 2606:4700:20::681a:4ac (no PTR)
- 2606:4700:20::ac43:478c
- 2606:4700:20::681a:5ac
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
leonidas.ns.cloudflare.com dns.cloudflare.com 2399227998 10000 2400 604800 1800
Primary NS (mname)
leonidas.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399227998
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
leonidas.ns.cloudflare.com
oaklyn.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:18.188.222.0 ip4:72.52.196.17 ip4:18.188.149.218 include:spf.mailjet.com include:_spf.smtp.com include:mail.zendesk.com include:us._netblocks.mimecast.com include:mailgun.org ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 6 found
selector1._domainkey
selector2._domainkey
default._domainkey
mail._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
16 records- stripe-verification=2AFEC0EBB2812119E0797C624CCBBAF8C364182E66052782CB7C4C189A7FF565
- brevo-code:4d755280eca5b707d9708f77790476a4
- 0ed1fe018a5133d9ea81d8445684852ce11765759b
- MS=ms98946249
- docusign=f6e99308-19ae-4928-a575-2e30d9d393df
- adobe-idp-site-verification=4e2b273f7d611cd0dc611959d2731089042cb286cc80420b0cf4df2daaaa5ec5
- uber-domain-verification=895fe642-26ff-4362-a542-ee09aa1d268c
- atlassian-domain-verification=H2l/fGWGYZG7zgAp/pApIRWHazeBji8bgqA/qgSRbFmfrjMhItzDD/CZobAeNE9B
- firebase=api-project-222289740964
- anthropic-domain-verification-r6nh91=nhUNtflSOHJRfZoHrP82Kl2JZ
- miro-verification=f2013f9a680edeaf47c7fb3d1bc3ee4077c9ed4e
- SPFv=spf1 ip4:18.188.222.0 ip4:72.52.196.17 ip4:18.188.149.218 include:spf.mailjet.com include:_spf.smtp.com include:mail.zendesk.com include:us._netblocks.mimecast.com include:mailgun.org ~all
- smartsheet-site-validation=OcN1wZX70LInz_w9_NoJrq5vwdMWkeFR
- ZOOM_verify_sSWaBJvViFVYS3ShDaIvwI
- google-site-verification=7UfdQR-sGvdElOZOURLHAuC192dK98hIZFzSah-EmtA
- google-site-verification=NkpmGPplnL6oCpwwTZIUnFyC7qu6EaFxfaxO5REMM6g
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