cornerstoneweb.org

Valid Email Server
Domain Lookup › cornerstoneweb.org
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
cornerstoneweb.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-05-21 00:31:19 UTC · ↺ Refresh

MX Hostnames

  • usb-smtp-inbound-1.mimecast.com
  • usb-smtp-inbound-2.mimecast.com

MX Priorities

No priority data.

A / AAAA Records

  • 98.129.229.79

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns99.worldnic.com
ns100.worldnic.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:usb._netblocks.mimecast.com a:mail.cornerstoneweb.org ip4:107.0.29.61 ~all
📊 DNS lookups: 2/10
~ 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

3 records
  • 0ed1fe018a8bf143f0b6ef4e80aaeba871a3419fd1
  • SPFv=spf1 include:usb._netblocks.mimecast.com a:mail.cornerstoneweb.org ip4:107.0.29.61 ~all
  • MS=ms89579807
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