Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
trsstaffing.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 02:41:54 UTC · ↺ Refresh
MX Hostnames
- trsstaffing-com.mail.protection.outlook.com
MX Priorities
- trsstaffing-com.mail.protection.outlook.com: 0
A / AAAA Records
- 51.141.227.167 (no PTR)
Mail Server IPs
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns1.ultradns.net inet\.admins.fluor.com 2023071429 3600 3600 1728000 21600
Primary NS (mname)
pdns1.ultradns.net
Admin Email (rname)
inet\@admins.fluor.com
Serial
2023071429
Refresh
3600s
Retry
3600s
Expire
1728000s
Minimum TTL
21600s
Nameservers (NS)
pdns6.ultradns.co.uk
pdns1.ultradns.net
pdns2.ultradns.net
pdns3.ultradns.org
pdns4.ultradns.org
pdns5.ultradns.info
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf1.trsstaffing.com include:_spf.bullhornmail.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=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: 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
6 records- zscaler-verification-157870534-12152025-7GNw9T
- adobe-idp-site-verification=d7b48a9c01ca1b37daf127f9cfdfad6428e9f7f202b73d7984acb628d656091a
- cisco-ci-domain-verification=81700b7b448a0b4da87e24ffeaf2366c9177958f793aa841c4bd1674938cd90
- webexdomainverification.4C675B87BAF9B136E053AB06FC0A3F65=f7ad8d88-8b07-4f8f-a486-714b88968e08
- SPFv=spf1 include:spf.protection.outlook.com include:spf1.trsstaffing.com include:_spf.bullhornmail.com -all
- MS=ms11180811
Full email verification for trsstaffing.com
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