tidalhealth.org

Valid Email Server
Domain Lookup › tidalhealth.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tidalhealth.org
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 18:59:31 UTC · ↺ Refresh

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MX Hostnames

  • esa1.peninsula.org
  • esa2.peninsula.org

MX Priorities

  • esa2.peninsula.org: 60
  • esa1.peninsula.org: 60

A / AAAA Records

  • 23.185.0.1 (no PTR)
  • 2620:12a:8000::1 (no PTR)
  • 2620:12a:8001::1 (no PTR)

Mail Server IPs

  • 168.67.2.30 ↩ esa2.peninsula.org
  • 168.67.2.29 ↩ esa1.peninsula.org

SOA Record

Raw SOA gate.tidalhealth.org postmaster.tidalhealth.org 2026031701 86400 7200 2419200 43200
Primary NS (mname)
gate.tidalhealth.org
Admin Email (rname)
postmaster@tidalhealth.org
Serial
2026031701
Refresh
86400s
Retry
7200s
Expire
2419200s
Minimum TTL
43200s

Nameservers (NS)

gate3.peninsula.org
gate5.peninsula.org
gate.peninsula.org

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf1.tidalhealth.org include:spf2.tidalhealth.org a:coiv2.hccs.com include:spf.protection.outlook.com include:sparkpostmail.com include:sendgrid.net exists:%{i}.spf.hc5643-12.iphmx.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; 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

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

13 records
  • SPFv=spf1 include:spf1.tidalhealth.org include:spf2.tidalhealth.org a:coiv2.hccs.com include:spf.protection.outlook.com include:sparkpostmail.com include:sendgrid.net exists:%{i}.spf.hc5643-12.iphmx.com ~all
  • smartsheet-site-validation=A8-ZmE5VV5cWEcSBWcb6gE6VG9nuiXgb
  • google-site-verification=TB7m38_G_j_5FKwmZCp6H5BqZzaR9KpP5sBIyxzMfss
  • MS=ms83163594
  • google-site-verification=5IvgT_ssTuq9S0wUQJlQDYdV26Piu19IdlYdgk8kXXI
  • apple-domain-verification=AyOoTQBeqHZWJ8C7
  • 0spstfnxrp3hrkmplm4yd28xn6frhlf2
  • hx9OlOpm0tgGtpBci7S3JarTIoXN44zfsXGX47LnuXajG1UG2+c1AUmsJNCzNfaoshDzQysC56uiyKdCC4MTwQ==
  • _r2nom4f1jsau5mksk7cnfgm0v93mhf5
  • nintex.5be092bd82f66e7f548e1b78
  • knowbe4-site-verification=b083163e85da8c496f71f01fa80b38cc
  • KmfuXV1WDNlydiizafQmGcrGK2s4HX3wRCDlvq/rZB6EsQfrud9k/B7KRPV4G0W40Dv+7tlaxMO1ox7/HqJ8+w==
  • specops-verification-code=c060a940-e56c-410b-bbc4-5349652ac029
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