usp.org

Valid Email Server

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
usp.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-04-06 14:10:40 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • usp-org.mail.protection.outlook.com: 10

A / AAAA Records

  • 54.235.91.188 ↩ ec2-54-235-91-188.compute-1.amazonaws.com

Mail Server IPs

  • 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
  • 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 52.101.194.4 ↩ mail-ch4pr04cu00104.inbound.protection.outlook.com
  • 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com

SOA Record

Raw SOA ns-1990.awsdns-56.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1990.awsdns-56.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-161.awsdns-20.com
ns-1990.awsdns-56.co.uk
ns-844.awsdns-41.net
ns-1030.awsdns-00.org

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:63.99.74.9 ip4:40.143.226.2 ip4:207.188.255.10 ip4:63.99.74.28 ip4:63.99.74.29 ip4:35.80.141.6 ip4:44.229.121.55 ip4:148.59.100.16/28 include:spf.protection.outlook.com include:et._spf.pardot.com include:spf.mandrillapp.com include:_spf.salesforce.com include:_spf.telligent.com include:amazonses.com ~all
📊 DNS lookups: 8/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ p=none
v=DMARC1;p=none;sp=none;pct=100;ruf=mailto:[email protected];aspf=s;adkim=r
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none

DKIM Selectors

✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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

22 records
  • jv77vwmjjbd73n8ryqqj93ff222f40l3
  • brevo-code:b2b1e0f5f5653d01554dca4dee159f57
  • _b8eb2dd817aiiv1oqjh9d8dkooos0po
  • /DvBoX8n7+Kp3INvoc5YSkXKLj5xhgFon2ZCXUVEMEYBYWuwpCsWj9qx8ycj1ZxznBmEgOk/x8CkHOXnBfyqXA==
  • w32qmbmwdfndwfgj5pdngv6v2225hcxf
  • traction-guest=9a5e946c-f995-4749-b9e3-e38a1d504d26
  • pardot323321=685012b2da3c54d745ff85a2fcd003d70dfef511065f29729ef9f1de64fc1e8c
  • google-site-verification=_i1EW06nGFYIcW65-q-4XXtJ0Ul0Niz3WzxIYONIjnE
  • 7jmp29z0d1s8yh8clnjfw8v3vf7j66cq
  • g7fsx012qkpgrsqvp63fkk0wmlf98vb8
  • google-site-verification=lF-cubjSfGTs3mpjfgfEVKc69JNL1iS1N86VxLwEHeE
  • MS=ms75201583
  • atlassian-domain-verification=UOLSHmZmilyd7UnBh8w5k2fDw3Zv0d3i44f9znLMx08/A7/L/3MQnHdr1fN6Ctxp
  • atlassian-domain-verification=x6958v6bvBcdmtag6OuGASdcquleLrvyhmviEKRJVBoTNUt2iUaZUjnkvyy4MGWf
  • google-site-verification=MmqHXOIrc-IvtNiDcXVkUgUKZfftoBTziQnk5QXQiCE
  • 3b4582m0wnrfgwt6r2tls0bq87byrn5p
  • cisco-ci-domain-verification=3783917c8f52a208d6f53da169766ba42ac985ad9a3e8270234242fa9b92350d
  • e909103502f27794c9142d249d0b724f
  • hyxfqw4ww8q1k8kyl43bsy2r6sw4gxwn
  • facebook-domain-verification=64umb73avtm551wo6sta18erwne9ya
  • jamf-site-verification=JEC7sJZgcRM8GO2EFoqmvA
  • SPFv=spf1 a mx ip4:63.99.74.9 ip4:40.143.226.2 ip4:207.188.255.10 ip4:63.99.74.28 ip4:63.99.74.29 ip4:35.80.141.6 ip4:44.229.121.55 ip4:148.59.100.16/28 include:spf.protection.outlook.com include:et._spf.pardot.com include:spf.mandrillapp.com include:_spf.salesforce.com include:_spf.telligent.com include:amazonses.com ~all
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