nhschicago.org

Valid Email Server
Domain Lookup › nhschicago.org

Domain Overview

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

Checked via [email protected] · 2026-03-23 04:32:59 UTC · ↺ Refresh

MX Hostnames

  • mx2-us2.ppe-hosted.com
  • mx1-us2.ppe-hosted.com

MX Priorities

  • mx2-us2.ppe-hosted.com: 10
  • mx1-us2.ppe-hosted.com: 5

A / AAAA Records

  • 165.227.98.31 ↩ nhschicago.org

Mail Server IPs

  • 148.163.129.51 ↩ mx2-us1.ppe-hosted.com
  • 67.231.154.163 ↩ mx2-us1.ppe-hosted.com
  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com

SOA Record

Raw SOA ns67.worldnic.com namehost.worldnic.com 125121719 10800 3600 604800 3600
Primary NS (mname)
ns67.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125121719
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns67.worldnic.com
ns68.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 a:dispatch-us.ppe-hosted.com ip4:209.10.195.157 ip4:165.227.98.31 include:_spf.salesforce.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate 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

✗ 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
  • 1k3trk0bhrnjnh40dhb941kbe3
  • MS=8A9D2FA8BE7F34FCFCE3663DB004AE635926E810
  • duo_sso_verification=rBnBMy8IB67g6Nlg3KB5aaSnruphItgI77FzvBZS7vmJyiTwA07JMbuKUmeTUI4f
  • 9rzIvN+LVrXRDwEN3w4MKpC+bFgqGBX0y7K/auSRKvJf49JDkdKlODRdIKU+RPmV2JjBZlTXb96MagCztm9rDw==
  • SPFv=spf1 a:dispatch-us.ppe-hosted.com ip4:209.10.195.157 ip4:165.227.98.31 include:_spf.salesforce.com include:spf.protection.outlook.com ~all
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 nhschicago.org

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

No credit card required
Get 1,000 Free Credits