Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
matrixservice.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 15:04:09 UTC · ↺ Refresh
MX Hostnames
- matrixservice-com.mail.protection.outlook.com
MX Priorities
- matrixservice-com.mail.protection.outlook.com: 10
A / AAAA Records
- 141.193.213.11 (no PTR)
- 141.193.213.10 (no PTR)
Mail Server IPs
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.9.14 ↩ mail-bl0pr03cu00206.inbound.protection.outlook.com
- 52.101.9.20 ↩ mail-bl0pr02cu00604.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
SOA Record
Raw SOA
ns95.worldnic.com namehost.worldnic.com 126030512 10800 3600 604800 3600
Primary NS (mname)
ns95.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126030512
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns95.worldnic.com
ns96.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:47185940.spf08.hubspotemail.net include:relay.mailchannels.net include:_spf.psm.knowbe4.com include:_spf01.mykronos.com include:_spf.ultipro.com include:spfa.cpmails.com ip6:2603:10b6::/37 ip4:35.80.141.6 ip4:44.229.121.55 ip4:148.59.100.16/28 ip4:12.175.162.18 ip4:4.36.184.66 -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
7 records- SPFv=spf1 include:spf.protection.outlook.com include:47185940.spf08.hubspotemail.net include:relay.mailchannels.net include:_spf.psm.knowbe4.com include:_spf01.mykronos.com include:_spf.ultipro.com include:spfa.cpmails.com ip6:2603:10b6::/37 ip4:35.80.141.6 ip4:44.229.121.55 ip4:148.59.100.16/28 ip4:12.175.162.18 ip4:4.36.184.66 -all
- atlassian-domain-verification=FQreXmKxLAUGxohawvGMtMq4aGxeXLUonH43AuVqYCt3/Eszs3lAvlG2aXIWZNPQ
- knowbe4-site-verification=6d3745c9482ae5f34be56a13f0e43793
- adobe-sign-verification=b85c73ba2e9bfd0eaa656a9f13cddf4f
- MS=ms92335412
- ms-domain-verification=40f6875b-830f-4cc8-847e-a57221de33bb
- apple-domain-verification=W2QP6VXbrrfmcymX
Full email verification for matrixservice.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits