Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
colliercompanies.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 01:43:27 UTC · ↺ Refresh
MX Hostnames
- colliercompanies-com.mail.protection.outlook.com
MX Priorities
- colliercompanies-com.mail.protection.outlook.com: 10
A / AAAA Records
- 23.235.203.99 (no PTR)
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns77.domaincontrol.com dns.jomax.net 2025092500 28800 7200 604800 600
Primary NS (mname)
ns77.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025092500
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns78.domaincontrol.com
ns77.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.colliercompanies.com include:spf2.colliercompanies.com include:spf3.colliercompanies.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]; fo=1; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
15 records- +jAkI4HC8HoNpFCTSyb9uBh3flQLxNOYOZQvXSbmfgJSBYPo5SwQzqBeAe/5FZuUbxfxnyD5zzSY7JIXeAj3jw==
- MxakuLHjpxVRGvs5Q3LJjrEm6Wd87y3DbqxJaeUQJmW+COqO/denVMzBNCDl5SwihCdLmG5u4Yu7fqPGGCj1Gg==
- yvVVv3k4lpWJTu3Pn3ZV9jcttJad25G5H7sajhTFEsuse+ZvgK0KtkxIX96OIdQrggUPFiiR1SPFJURVdbU3Lg==
- SPFv=spf1 include:spf1.colliercompanies.com include:spf2.colliercompanies.com include:spf3.colliercompanies.com -all
- apple-domain-verification=WNKK-_Jmju_HneD9FVBZeUALWgAm7z4o_kFV2qavK2E
- dropbox-domain-verification=a0f5dh4ow36f
- MS=ms66721456
- B507546MDNO2TV52SCSNJT39NA
- jcm1u1r84p8ute26ualjfivcln
- n8cgripq9sfk393pa6bl7c7imq
- ouc3qs8dnngaga1urkk84vgg6k
- apple-domain-verification=EK0ISvTWK0Fznv1d
- docusign=bf9eebfb-cb95-4d96-8913-1f47707a5e40
- google-site-verification=60OprLrl1LS36kDWeUgM10y3WeuKOaGlSRokx9vzGqM
- google-site-verification=zsuzmgOInoeN9Y6tgpNmVK9g6hYl6yvSEWhM__cw2kc
Full email verification for colliercompanies.com
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