mdmercy.com

Valid Email Server
Domain Lookup › mdmercy.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mdmercy.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 19:33:37 UTC · ↺ Refresh

MX Hostnames

  • mdmercy-com.mx1.arsmtp.com
  • mdmercy-com.mx2.arsmtp.com

MX Priorities

  • mdmercy-com.mx1.arsmtp.com: 10
  • mdmercy-com.mx2.arsmtp.com: 20

A / AAAA Records

  • 20.119.0.16 (no PTR)

Mail Server IPs

  • 8.31.233.190 ↩ encrypt204.appriver.com
  • 8.19.118.157 ↩ encrypt205.appriver.com

SOA Record

Raw SOA ns11.customer.level3.net dns.level3.net 2026031801 7200 600 2592000 3600
Primary NS (mname)
ns11.customer.level3.net
Admin Email (rname)
dns@level3.net
Serial
2026031801
Refresh
7200s
Retry
600s
Expire
2592000s
Minimum TTL
3600s

Nameservers (NS)

ns26.customer.level3.net
ns11.customer.level3.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:63.160.106.0/24 ip4:170.76.206.0/24 ip4:72.236.226.0/24 ip4:65.246.28.0/24 ip4:216.230.117.0/25 include:spf.mer21202.zixworks.com include:_spf.paubox.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

15 records
  • atlassian-sending-domain-verification=f77e906f-4711-478f-a250-d5cafec6f96b
  • d1d9bm1nrv4bp2e0bjc94p61b9
  • duo_sso_verification=7Bb4ZNlMXP2Jc5qfxfdVLONIPJmJukcu6bPSQGHVKozIRDQgUownHZ7pG726kkiM
  • apple-domain-verification=nT8rSkwublLBhRig
  • DKIMV=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzZHaELw/Bh05VuRaBp4HZAg/MA2LQ8FMI/nvBDoVFXa6hYxgAuX7aKwHXAiSR10v9SSHsI0rUm0GhGH3iN7Oes4apE7IOrkqSX5qoKF4sjzFy5CQTjPfjbefuLro9PrrD/vFXZbp/iYdQBG9KtFf7IWccebZ9WALpMFHVB2w/HSZ4wnKPdyG3bCljKICnrA53BirpPdLz8YshJe7YjPBYJv0CrJxb0OR0y1mi8fj1vBtl22O3L8nw1zYrwGZc6huNeNnTAUKF3SsAqsbR4gQaWLcSSGaW5VH/p5SuipakqdITSGvWcDVJq7QQSohKML0Zyn46gvprZI4YjIKzYNXnwIDAQAB
  • A9970433E4DB48854AAB45CA2476BF1D5CFDD2AF3583F0A32D97CD21FC02C7B9
  • pc5ipmo5eiedmsj2t2l0vgk3r4
  • google-site-verification=d0Vap6mB3UqR5X3ZxEWRQQyrGea-1U1bAUzjGge3NlY
  • atlassian-domain-verification=utEAj82q6L1X6d3EaWAMi6XcE12PbHmponfI4s1ogzpq/CGakzDyRvqaS9/hQQ4Q
  • SPFv=spf1 ip4:63.160.106.0/24 ip4:170.76.206.0/24 ip4:72.236.226.0/24 ip4:65.246.28.0/24 ip4:216.230.117.0/25 include:spf.mer21202.zixworks.com include:_spf.paubox.com -all
  • 6gpcemd799ig2rtj308lfgf7f4
  • DKIMv=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCa8tQAMiLNSGOV5MOGxJS5m8gd7udx9z3O2VWQemdnMpsbpqOzIWLVks/26AbDUU07OF4qpCEiyZsZY0Pqg77miChfMO/E9vDYwu73rteNvfnor5y+FK7gfdZbq4qtGSBnNdl8HMuL3j7nNXX0XhbOSlQsLCiF2K/OS63f4U4kbQIDAQAB
  • cisco-ci-domain-verification=17a56526c4593cbf6eb30482b32e48e4d9ef32e9070bb6f7b88ee4b2510f2031
  • google-site-verification=38gRPWav-laiv5deiCekUP0OHfLhSlygBgGVDZPiPUA
  • MS=ms10176924
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