greenhosp.org

Valid Email Server
Domain Lookup › greenhosp.org

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
greenhosp.org
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-01 17:27:45 UTC · ↺ Refresh

MX Hostnames

  • mxa-0000dc01.gslb.pphosted.com
  • mxb-0000dc01.gslb.pphosted.com

MX Priorities

  • mxa-0000dc01.gslb.pphosted.com: 10
  • mxb-0000dc01.gslb.pphosted.com: 10

A / AAAA Records

  • 40.143.6.79 (no PTR)

Mail Server IPs

  • 205.220.181.74 ↩ mx0b-0000dc01.pphosted.com
  • 205.220.169.74 ↩ mx0a-0000dc01.pphosted.com

SOA Record

Raw SOA ns11.constellix.com dns.constellix.com 2015010133 43200 3600 1209600 180
Primary NS (mname)
ns11.constellix.com
Admin Email (rname)
dns@constellix.com
Serial
2015010133
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns21.constellix.com
ns31.constellix.com
ns41.constellix.net
ns51.constellix.net
ns61.constellix.net
ns11.constellix.com

SPF Record

✓ Strict (-all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 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

5 records
  • HWAqnen8X+2qeMTt0ICbELvbJlM1wn5kl+ywfWSrohLh84+56LpijJ7uRZ8aJ0tmA0Yw/TqddQKdJOrNkAfPJA==
  • rsgqclt8xx99y5f9dw9jh544gz94chnc
  • MS=ms13255722
  • SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all
  • ZOOM_verify_FAvNEZ6JTTm0MrcgAlCSNg
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for greenhosp.org

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits