Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sixthstreet.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 19:02:43 UTC · ↺ Refresh
MX Hostnames
- sixthstreet-com.mail.protection.outlook.com
MX Priorities
- sixthstreet-com.mail.protection.outlook.com: 0
A / AAAA Records
- 35.226.110.109 ↩ 109.110.226.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.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
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1596.awsdns-07.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1596.awsdns-07.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-481.awsdns-60.com
ns-544.awsdns-04.net
ns-1126.awsdns-12.org
ns-1596.awsdns-07.co.uk
SPF Record
✓ Strict (-all)
v=spf1 ip4:207.243.26.10 include:spf.protection.outlook.com include:spfhost.messageprovider.com include:spf-00160702.pphosted.com include:app.aventri.com include:everbridge.net include:_spf.mxhero.com include:_spf.psm.knowbe4.com -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict 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
✓ 2 found
selector1._domainkey
selector2._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
32 records- google-site-verification=egFsOFxEaG19CyiZaZeseJ6FcEsHhNKO7hb_UDzM-6Q
- notion-domain-verification=z7FqIAlRH3B08merX53i9p2jb0M4g6DFjBvZEOGhEyt
- adobe-idp-site-verification=324f0cb7b387701a3ad8591632a57b057aa8514c09fc6965941320293ebe5f29
- docusign=00a7ad52-55fa-481f-b538-ae864de7ea02
- dropbox-domain-verification=fas09uzzk5gz
- MS=ms94067400
- box-domain-verification=70a223d8af8cf38cdf2df8ab205f948bb6ae9eb32a31f6cc3a015e1aaf88fa1f
- wiz-domain-verification=1ae26752a1da0a222312e6809aadd83f31fc3938cae1f7d635f2aec828559ab0
- _saml-domain-challenge.2dc00405-79cd-457b-b288-a119c6f0c7b7.b71aad19-de22-4782-aff6-243bd9172622.sixthstreet.com=a6860555-0690-43a7-b99d-7019ba76e122
- openai-domain-verification=dv-HTOFojeqp1U8Xac9pZz1cDZu
- wrike-verification=Mzc1MTY1OmE1MjBjYzU2NjEwMzA1ZDI2Y2RmNGU1ZjI3ZTkxZjM0MzhiYjg3MTFiYWRkN2ZjODg3YjkyNmVlMTNjYmE5ODA=
- MS=ms62907491
- smartsheet-site-validation=bD_Z7WNnQuM5-z9GkdI7C5Nb-lITfHvE
- docker-verification=a7d71801-3a74-4ed9-ad21-b1340c488b3c
- 11910871
- uber-domain-verification=8be4c1b9-904d-4e2b-8f86-b5a3779e8996
- adobe-idp-site-verification=c009279b12998e8c4c7bdb98002ea7de23b7be9401ee17aec407de30ae439415
- fireflies-verification=01KCSGCSFMM17FSRFC1AWM4Q8H.ffverify.fireflies.ai-request-verification=2025-12-18T19:53:36Z
- atlassian-domain-verification=xNonL6r/nYobGW06I/X9QTcPvJzzhvB/XMGA0FobN1i80BIMfogwH6al33oGy11r
- apple-domain-verification=AxpAH99WWUcZWvND
- axios-domain-verification-bd50hz=KTZBJwy2fvA8aJf13LSIhfdD0
- ZOOM_verify_1fmkwGuxbuiQhfQdz5aUg9
- bw=Ed1VEu5moV+55eYCpCThhFF1pHh8B6pqcPx4ufNp5wFg
- netdata-verification=e88c0501-e858-4130-8f8b-de67cffad02d
- anthropic-domain-verification-kyjxc4=hkh9Ki08sdBwRczn68ua0pFRW
- amazon-business-verification=aa2221d72fbcc2f56927d12574837a1339cd7f2212891868adc2a785b316e312
- wrike-verification=NjcwNjA1ODo1YWQ0ZDQ3Y2FjOWQ0OWYyNjMzN2RmZDlhNmE5YjhhZDUxNjQxZjdlNDY4NTY3ZmQ3MWU2ODVlYTMzZDViZTZj
- apple-domain-verification=6qNbV7Y07S7iXqqS
- slack-domain-verification=l161Ua9LvG7dHHNsV6bi7IDGOVHw5LJWdcE6gbpA
- passthrough-domain-verification=8ba23612-2b27-465e-b9a1-6c88d19b9a71
- postman-domain-verification=4ae7d65ccf7ef092a45c4495459a76557d141720891131d758dc8aaf838d169dcaa374a6574d2472f3e4626a2254cd872d6464389f56c4468ea0212298fea83a
- SPFv=spf1 ip4:207.243.26.10 include:spf.protection.outlook.com include:spfhost.messageprovider.com include:spf-00160702.pphosted.com include:app.aventri.com include:everbridge.net include:_spf.mxhero.com include:_spf.psm.knowbe4.com -all
Full email verification for sixthstreet.com
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