Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
uso.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 05:00:40 UTC · ↺ Refresh
MX Hostnames
- uso-org.mail.protection.outlook.com
MX Priorities
- uso-org.mail.protection.outlook.com: 1
A / AAAA Records
- 104.16.239.99 (no PTR)
- 104.16.240.99 (no PTR)
- 2606:4700::6810:ef63
- 2606:4700::6810:f063
Mail Server IPs
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
collins.ns.cloudflare.com dns.cloudflare.com 2399495792 10000 2400 604800 1800
Primary NS (mname)
collins.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399495792
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
collins.ns.cloudflare.com
tanner.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
45 records- stripe-verification=e2995836b03ad0fa28b52fb5218068b2a8cbbaf43fc3619e422239a77e296539
- stripe-verification=5344485b905d6082fc6815b47afcbc0df9eb2918c8009749883a71a4ea7c4520
- google-site-verification=MEnwVlhjStjqn10djEIPP3_laihtSLB04Mgz1d6rt_Y
- atlassian-domain-verification=PA7y3qKfcWHOq0OZuGabjewH3U7cqdcPpci5CbT0XdhmOIfaigwoQ07bcbWzjBtn
- stripe-verification=5197b196e3f9fca2341148d8b4972d2ff7d20f289614a4e4727ca341c02ff0a7
- stripe-verification=aa40b8979734aa46ba95a14dd1f394eb432e4788251e1f4cbf30afae72666a0c
- docusign=687bea3a-a076-4366-8837-b7e5c2d23c89
- MS=ms12332700
- stripe-verification=d935707c7caa7f07f08ba76a3f6e915d3621d8f551b9e8e2aa47ca9f5b8455f9
- 7bd97g5j66hfi81q7lrgcuq0kg
- apple-domain-verification=HqMkaiHXlhvod1NbyYqIJzezLJb4qqwkqGErrUQ_Ngg
- facebook-domain-verification=o0qrwry67pciy0rno1swogj17cp9ut
- stripe-verification=acde07322e1a710cd82d22d093673c57763d96ffe91f031c4e577b592064dcd7
- canva-site-verification=kGI4OsKhihHw_ZarrItmpQ
- openai-domain-verification=dv-R6wPKxLTHCUgRF8FP2I2Afcp
- stripe-verification=1b1f2f20811d5efc45f82ee27da707eb5f1d4f97699fbd96205ed7120a20e8fc
- stripe-verification=47ca2e60f96f2499b88eac4a7b4df232ea34ddc087a34d777c53d4faabbbe39d
- stripe-verification=71004323bb4e3b64d69adfc02d62942c67bd0713276d4cbd6273c4f2d2d4d396
- stripe-verification=b407644cadfed64588a1590dfb01ea0885a2b3ca12b84d14cdbd5f2c68100ebd
- stripe-verification=71dc87dd20370826424a68afdc7d1851fa92a2cf0de9e4bc47d17fdd4df1d985
- stripe-verification=714a24fe59443de652175eaf0f9a53026efb163c0650de976198c8282884fe00
- stripe-verification=7e8c816d00e82f728b154144d729aac187a20b082d67fd4e53f6642fab370b5c
- 36URH558VVHG0SS8J7RQG7OMVWOJASQXZTQBAE3D6
- SPFv=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com include:spf.protection.outlook.com ~all
- docusign=fd630f54-b695-4298-a0ee-ac0b637ec7ff
- google-site-verification=DWuWQz1b53Us4bVI4T-5z1N5T4QJu7q4bT2f2rj9Sgc
- _ulzdsqdf4a9649bhs3nmgq86u4cqvc3
- stripe-verification=228f8cbfee3e5abed4ccfbe1f1729931014f74140d40d28f2bc8a9c13d686459
- teamviewer-sso-verification=6082caa70b2e4760837f126dd8021870
- google-site-verification=6Lz8I-FtdN-SUrtRigV28rsLfKJ3JS1iniTOIwzAyzA
- yahoo-verification-key=ibmPPOYmNETArcnjKtcCK3w3xTXNKRhomWsHUVYLnjg=
- stripe-verification=2db33843d14c205d565e076a0e89f8eea9118536a7c7adff707f68ae9815a196
- airtable-verification=e9f9ebc77773a57697f6870f4442f1bf
- 6MhH4PDWCs5fh8c0UpKi7cPpsuI6YaUnLQS/MgpjNKhaURjsJlFj1aupsmiPwp1Wq/Vk5Liws1oOG76DE5VrGA==
- firebase=uso-mobile-app
- 2e6144d8a4a19e226f23465ab41bfa4f25eecb525e1c712ff72a01e701e3aee5
- stripe-verification=d105843aa9f06e6726cb8cd639934c1ecdcb876c369e749c4ff035483b010a47
- stripe-verification=34aa8ea62c1dfec2d1db968fd67125942a697baa29913460b69b611297b0a6ed
- stripe-verification=2744650d960991a1389cd2fd99e7158de10275c761fd1f9aa4f8bf57692be332
- intacct-esk=0AC5395176A4014CE0634406790A22EE
- atlassian-sending-domain-verification=80718b5f-7448-4a71-bc97-f37c595ef442
- postman-domain-verification=e66fffbea536aebcfda85f02edacd8df3185bfae4cae72e899074796eecf403925bda3f41e6427344335e769ed394bae61ec330fd05b32444b4d70209780460d
- stripe-verification=D5AB309C3ACA735F85DD9EAC3FEF1CD0A56CBD43363B8AC2623940F55C04B45F
- stripe-verification=4e9a18bdb6aaddde979ff8a870b087a82a29a8613aaa4c18f8b1e9a503ededc4
- stripe-verification=8d4c6f8026909c87b2cd9c7c6d82b86d6017c72ffc16cde7c595ac93d6ac3492
Full email verification for uso.org
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