Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wcd.org
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 13:48:00 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-2.mimecast.com: 10
- us-smtp-inbound-1.mimecast.com: 10
A / AAAA Records
- 50.28.76.72 (no PTR)
Mail Server IPs
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
SOA Record
Raw SOA
gordon.ns.cloudflare.com dns.cloudflare.com 2399149180 10000 2400 604800 1800
Primary NS (mname)
gordon.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399149180
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
hera.ns.cloudflare.com
gordon.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 a include:us._netblocks.mimecast.com include:spf.exclaimer.net include:spf.protection.outlook.com include:mailgun.org -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
9 records- SPFv=spf1 a include:us._netblocks.mimecast.com include:spf.exclaimer.net include:spf.protection.outlook.com include:mailgun.org -all
- yTsqMMjCjLWjg/KHjmfUosME5kiMIIPD1IUZawnff8dSIEB5aW41oDkGkT3/IoIGZaHo/CAxN2JQJnHtF4uAlw==
- MS=555131E93D2B6E119D15CD83862247D04BD74C22
- MS=ms53810337
- apple-domain-verification=9mQK10PfNs47sLJ9
- duo_sso_verification=INZtTre1sGUlIovVxBv9QyAY94b9rnXAa3M45PUBuAQgr3Z5fmiTioescra1QLOm
- google-site-verification=B6vALR9h2StF_Dh_4gNeTAAaFkb1ZUKj8k_ciOds0Io
- google-site-verification=O-fn61-hBg5cN6D-pq5FFuD4mej0smoIf2jZxu-MdZs
- tq5fj1228b1tgi6lur143fc7i8
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