Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
federalsignal.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 04:44:42 UTC · ↺ Refresh
MX Hostnames
- federalsignal-com.mail.protection.outlook.com
MX Priorities
- federalsignal-com.mail.protection.outlook.com: 20
A / AAAA Records
- 199.60.103.27 (no PTR)
- 199.60.103.127 (no PTR)
Mail Server IPs
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.markmonitor.com hostmaster.markmonitor.com 2026022401 86400 3600 2592000 172800
Primary NS (mname)
ns1.markmonitor.com
Admin Email (rname)
hostmaster@markmonitor.com
Serial
2026022401
Refresh
86400s
Retry
3600s
Expire
2592000s
Minimum TTL
172800s
Nameservers (NS)
ns1.markmonitor.com
ns6.markmonitor.com
ns2.markmonitor.com
ns5.markmonitor.com
ns7.markmonitor.com
ns3.markmonitor.com
ns4.markmonitor.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
16 records- MS=ms89623557
- ia4muasrmgrja41ke1hqd6pdug
- 2x7fypm3m9nc4fn1pyknscg454gbv5my
- _2v4fe3uwb174z1x5e11levpwe6vfsdu
- _3e66y17i77l8us3kupa8phj80y7vag7
- _jia0rl8k8uk1qcu7y2rgx6ljmz2cemm
- _jzn3jduunlanmf9jtiy0quk8y2km5s0
- ZOOM_verify_T3k9iptVSnuXOItGlCkrfg
- mandrill_verify.ZI91lAS7NILorQ7t3JjJDQ
- apple-domain-verification=cYy2Fb9hnvGo0WVj
- SPFv=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all
- Y4E0RbA+cRy2a7T7PhA67MCUCWHSbg8w+uDdX1hNjSrCzJ8rSUIwNIDsm+fIHx/f6rPoMWDqEM8iR+y5uR/XDw==
- uZdNCG4Eh5KMia1Y5dz9EaFJKBHDJdBO5BAeo+UMLpVeLm5J5Prgn/48Yg0U2NQ6q6GXeGmyvs+04vu3TQzvhg==
- ciscocidomainverification=78bd22ec9a3e3306dafb830407197a124f3b7edb174c7db35c4d173bd237b80c
- cisco-ci-domain-verification=2636a3833b97117d81f02084f59f4489562ccebb51297fc145b3fa159c449c78
- atlassian-domain-verification=GpUQhwaaMFcSqWDGjQREKi78Uk1RdS27fg2/Jc/XpcL0Hyf6ZLJHMYPNVFaCHT39
Full email verification for federalsignal.com
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