Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
columbuslife.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 10:55:30 UTC · ↺ Refresh
MX Hostnames
- columbuslife-com.mail.protection.outlook.com
MX Priorities
- columbuslife-com.mail.protection.outlook.com: 10
A / AAAA Records
- 45.60.152.176 (no PTR)
- 45.60.172.176 (no PTR)
Mail Server IPs
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns07.domaincontrol.com dns.jomax.net 2026030900 28800 7200 604800 600
Primary NS (mname)
ns07.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026030900
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns08.domaincontrol.com
ns07.domaincontrol.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:858fv65zoj.powerspf.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 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
17 records- facebook-domain-verification=mqwuixvf1fmgqd7tblwcuo91w4eyws
- globalsign-domain-verification=D03D01AF4BAA81232A695EC72CAF92DF
- ciscocidomainverification=34c433e20aa80c85740907f6bd662889d23f08d6e2e80e62ae81ff4c6da7a94
- ZJYEmnxXrRQ5lCuAW7SJm4eacRkkbJuYszthC6voMMgV2a5HqmPBkdbd688jhDY+Mvy4ewerY7+CG5d7sXHjWA==
- MS=ms77700178
- SPFv=spf1 include:858fv65zoj.powerspf.com ~all
- openai-domain-verification=dv-w0kMGKpWa28Q4vYjmkHuuIlk
- globalsign-domain-verification=6B490C04727D069B80DA6081955ABE44
- globalsign-domain-verification=B299815DE40BF00AE4FDA99F165193BC
- zscaler-verification-157229146-28022026-7GNw9T
- globalsign-domain-verification=106D5382EC6333D25EFD48E29CACFFF5
- globalsign-domain-verification=d785085ff85528c4002dd19bd54cafc8
- adobe-idp-site-verification=6af8fedd-dde8-4f7e-9773-897daf95ad94
- globalsign-domain-verification=A901D760FC13C58754A77D8A966CB421
- webexdomainverification.KAUC=63a40d54-36e7-48ff-b37f-afede3392817
- anthropic-domain-verification-ceg7h7=Jg9WQZkFrV5Fig9wm5BIKB4by
- _globalsign-domain-verification=coTXzP127VlHyD_whoC8_UdGtPoASmZjH6rqu2QMiL
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