Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
clientsfirst-us.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 05:14:41 UTC · ↺ Refresh
MX Hostnames
- clientsfirstus-com03b.mail.protection.outlook.com
MX Priorities
- clientsfirstus-com03b.mail.protection.outlook.com: 10
A / AAAA Records
- 199.60.103.191 (no PTR)
- 199.60.103.91 (no PTR)
Mail Server IPs
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.no-ip.com hostmaster.no-ip.com 2013021502 10800 1800 604800 1800
Primary NS (mname)
ns2.no-ip.com
Admin Email (rname)
hostmaster@no-ip.com
Serial
2013021502
Refresh
10800s
Retry
1800s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns3.no-ip.com
ns1.no-ip.com
ns5.no-ip.com
ns4.no-ip.com
ns2.no-ip.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:azure.quotevalet.com include:ebizcharge.net ip4:209.239.233.0/24 ip4:64.0.146.0/24 ip4:209.220.191.0/24 include:44315590.spf08.hubspotemail.net include:autotask.net -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
7 records- google-site-verification=ywXypXHjhvFuosfRLFoqhaTS2QqbiLcEVkvNo6LdKTU
- DMARCv=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
- duo_sso_verification=ew7Eu1vDL88dAJBNXvjYLWYgIcqH5uErgdDsy8gGIL8dcOBc3yGIiwd1nOMlwZbN
- openai-domain-verification=dv-og08bfrW5QNh1wh4zUqQPiZj
- SPFv=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net include:azure.quotevalet.com include:ebizcharge.net ip4:209.239.233.0/24 ip4:64.0.146.0/24 ip4:209.220.191.0/24 include:44315590.spf08.hubspotemail.net include:autotask.net -all
- google-site-verification=OJ9mV1xz52qHzmTqvAlVvvw6ZRfGecnfZry7kTvYluI
- google-site-verification=NU7ZDQsq0oAQcQjzyvAv4oYmc7XRB31r7Zc2_7vPI28
Full email verification for clientsfirst-us.com
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