dallasarboretum.org

Valid Email Server
Domain Lookup › dallasarboretum.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
dallasarboretum.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 03:16:47 UTC · ↺ Refresh

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MX Hostnames

  • dallasarboretum-org.mail.protection.outlook.com

MX Priorities

  • dallasarboretum-org.mail.protection.outlook.com: 10

A / AAAA Records

  • 52.45.233.246 ↩ ec2-52-45-233-246.compute-1.amazonaws.com
  • 34.233.243.242 ↩ ec2-34-233-243-242.compute-1.amazonaws.com
  • 98.94.115.143
  • 18.232.230.45
  • 98.83.10.189
  • 54.211.40.85

Mail Server IPs

  • 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA ns-2028.awsdns-61.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-2028.awsdns-61.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-763.awsdns-31.net
ns-1042.awsdns-02.org
ns-2028.awsdns-61.co.uk
ns-268.awsdns-33.com

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:45.62.179.30 include:spf.protection.outlook.com include:spf.mandrillapp.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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

5 records
  • SPFv=spf1 a mx ip4:45.62.179.30 include:spf.protection.outlook.com include:spf.mandrillapp.com -all
  • 7quue7dj6jjdovp7sv4o443qfu
  • auhlndivn80sstaroh2q2el78n
  • globalsign-domain-verification=3dUXYg0z9gklJOOmi5XtDXGdmVtOk0WW_hLdhcKEz3
  • google-site-verification=RITmDvaNMPrg8C_MUSOiOuYsTZXEhwNFUC7b0bKiOVA
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