uschina.org

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

Domain Overview

DNS: ⚡ live Checker: ⚡ live
uschina.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 11:04:13 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

No priority data.

A / AAAA Records

  • 172.66.135.226
  • 172.66.136.196

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

jay.ns.cloudflare.com
sara.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.qualtrics.com include:spf.mtasv.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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

8 records
  • google-site-verification=0bj1QaciErhOm-kliiw29fgK-CSH3MwBiOSEpDCNapA
  • pardot1073291=73cb2baa52548cff005a04e7d2470fe5fafdd6b14c742fa36fad35369b5cb2f8
  • sending_domain1073291=85100729cf3ae5c8cb0e424007739642d5a6444f49eed6880e6e30b453cee059
  • SPFv=spf1 include:spf.protection.outlook.com include:_spf.salesforce.com include:_spf.qualtrics.com include:spf.mtasv.net -all
  • 00D36000000aCj3=1TBUc00000000fx
  • 00D36000000aCj3=1TBUc00000000hZ
  • MS=ms37680324
  • anthropic-domain-verification-13r80s=sgBzV3DKRH3rUz9wqvL79ElEr
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