Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
colonial-chemical.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 15:44:40 UTC · ↺ Refresh
MX Hostnames
- colonialchemical-com02b.mail.protection.outlook.com
MX Priorities
- colonialchemical-com02b.mail.protection.outlook.com: 0
A / AAAA Records
- 104.199.123.93 ↩ 93.123.199.104.bc.googleusercontent.com
Mail Server IPs
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.accountsupport.com dnsadmin.accountsupport.com 2012121249 10800 3600 604800 86400
Primary NS (mname)
ns1.accountsupport.com
Admin Email (rname)
dnsadmin@accountsupport.com
Serial
2012121249
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.accountsupport.com
ns2.accountsupport.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:74.118.244.0/22 ip4:74.94.3.194 include:spf.protection.outlook.com include:relay.mailchannels.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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
5 records- DMARCv=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=s;
- SPFv=spf1 ip4:74.118.244.0/22 ip4:74.94.3.194 include:spf.protection.outlook.com include:relay.mailchannels.net -all
- m1vnckvh7rpkrif1ml69fqmm9m
- knowbe4-site-verification=3c9036ef56c7096b13e9d553fe07795b
- MS=ms16362312
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