Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gocolonial.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 16:00:59 UTC · ↺ Refresh
MX Hostnames
- gocolonial-com.mail.protection.outlook.com
MX Priorities
- gocolonial-com.mail.protection.outlook.com: 5
A / AAAA Records
- 141.193.213.21 (no PTR)
- 141.193.213.20 (no PTR)
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
SOA Record
Raw SOA
ns21.worldnic.com namehost.worldnic.com 126020410 10800 3600 604800 3600
Primary NS (mname)
ns21.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126020410
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns22.worldnic.com
ns21.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spfhost.messageprovider.com include:spf.protection.outlook.com include:_spf.salesforce.com include:clispf.bkfs.com ip4:97.65.241.217 ip4:170.146.221.100 ip4:170.146.221.101 ip4:170.146.221.102 ip4:170.146.221.103 ip4:170.146.221.104 ip4:170.146.221.105 ip4:206.201.66.26 ip4:206.201.66.27 ip4:74.113.193.79 ip4:74.113.193.80 ip4:97.65.241.136 ip4:97.65.241.201 ip4:18.205.71.36 ip4:18.232.32.199 ip4:34.237.68.254 ip4:172.206.133.90 ip4:4.150.62.200 ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
6 records- xb9swjkg6pvtzrgmghggw1wd04zz0mz1
- SPFv=spf1 include:spfhost.messageprovider.com include:spf.protection.outlook.com include:_spf.salesforce.com include:clispf.bkfs.com ip4:97.65.241.217 ip4:170.146.221.100 ip4:170.146.221.101 ip4:170.146.221.102 ip4:170.146.221.103 ip4:170.146.221.104 ip4:170.146.221.105 ip4:206.201.66.26 ip4:206.201.66.27 ip4:74.113.193.79 ip4:74.113.193.80 ip4:97.65.241.136 ip4:97.65.241.201 ip4:18.205.71.36 ip4:18.232.32.199 ip4:34.237.68.254 ip4:172.206.133.90 ip4:4.150.62.200 ~all
- MS=ms73349943
- 8z5rs0zx44zlvckkkk0j0ncf3j1rv855
- mKgOamp+L5M7tmWn4KeNU/wp7EoS0S9e7CNEnekgCbKKtluSayagI6uvxl5uquf83V/tf7Cg4OZgIPRIZej95A==
- 15js7qzh9vbsfdgkdjb3btczc5lnh79c
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