clgroup.us - robtex.com
clgroup.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1784734589 | ||||||
MX for
clgroup.us |
Subdomains
Same first word
Similar names
DNS History
12 records (9 active, 3 former)
●NSns1.dotster.com2026-05-12 → 2026-07-22 · 3 obs
● 2026-05-12 14:01:40
● 2026-07-22 16:15:22
○NSns1.yourhostingaccount.com2015-06-27 → 2017-06-09 · 4 obs
● 2017-06-09 15:31:36
○ 2026-05-12 14:01:40
○ 2026-07-22 16:15:22
●NSns2.dotster.com2026-05-12 → 2026-07-22 · 3 obs
● 2026-05-12 14:01:40
● 2026-07-22 16:15:22
○NSns2.yourhostingaccount.com2015-06-27 → 2017-06-09 · 4 obs
● 2017-06-09 15:31:36
○ 2026-05-12 14:01:40
○ 2026-07-22 16:15:22
●MXclgroup-us.mail.protection.outlook.com2026-05-12 → 2026-07-22 · 3 obs
● 2026-05-12 14:01:40
● 2026-07-22 16:15:22
●MXclgroup.us2015-06-27 → 2026-07-22 · 2 obs
● 2026-07-22 16:15:22
●MXmail.clgroup.us2026-05-12 → 2026-07-22 · 3 obs
● 2026-05-12 14:01:40
● 2026-07-22 16:15:22
●MXmail2.clgroup.us2015-06-27 → 2026-07-22 · 2 obs
● 2026-07-22 16:15:22
●MXmx.clgroup.us2026-05-12 → 2026-07-22 · 3 obs
● 2026-05-12 14:01:40
● 2026-07-22 16:15:22
○A173.164.77.22015-06-27 → 2017-06-09 · 4 obs
● 2017-06-09 15:31:36
○ 2026-05-12 14:01:40
○ 2026-07-22 16:15:22
●A199.16.172.2232026-05-12 → 2026-07-22 · 5 obs
● 2026-05-12 14:01:40
○ 2026-06-26 08:08:08
● 2026-07-08 16:52:34
● 2026-07-22 16:15:22
●A199.16.173.1482026-05-12 → 2026-07-22 · 5 obs
● 2026-05-12 14:01:40
○ 2026-06-26 08:08:08
● 2026-07-08 16:52:34
● 2026-07-22 16:15:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us... | - |
| clgroup.us | ns2.dotster.com, ns1.dotster.com | - |
✅ Authoritative Response
Server:172.64.53.155
NS records: ns2.dotster.com, ns1.dotster.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for clgroup.us (unsigned zone)
⏱️ Timing
Total: 840ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 199.16.172.223, 199.16.173.148 |
| NS | 2 | ns1.dotster.com, ns2.dotster.com |
| MX | 5 | mail.clgroup.us (pri: 0), clgroup.us (pri: 10)... |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, v=spf1 ip4:66.96.128.0/18 include:websit |
| SOA | 1 | NS1.DOTSTER.COM namehost.WORLDNIC.COM |
Analysis
Hierarchy
clgroup.us sits above mail2.clgroup.us, mail.clgroup.us and mx.clgroup.us in the domain hierarchy.
Mail Server Role
clgroup.us serves as a mail server for clgroup.us.
mail2.clgroup.us, mail.clgroup.us and mx.clgroup.us tend to be used as mail servers in tandem with clgroup.us.
IP Addresses
clgroup.us points to the IP addresses 199.16.172.223 and 199.16.173.148
drivesafealabama.org, www.easterncongo.org, www.sagemountain.com plus two other host names have IP numbers in common with clgroup.us.
Name Servers
clgroup.us has two authoritative name servers — ns1.dotster.com and ns2.dotster.com.
The name server configuration of clgroup.us is shared with other domains, for instance famalco.com, disney-mclane.com, evolvedecoverse.com and two others.
There is at least partial name server overlap between clgroup.us and other domains — ayodhya.org, thesharkwithaheart.org, intlwtrs.org and two more among them.
These name servers regularly appear alongside ns1.yourhostingaccount.com, ns2.yourhostingaccount.com, ns1.nameresolve.com and 3 other name servers in NS record sets.
ns1.dotster.com → 172.64.52.250 and ns2.dotster.com → 172.64.53.155: one IP number per host name.
Mail Servers
Five mail servers handle mail for clgroup.us: clgroup.us, mail2.clgroup.us, mail.clgroup.us and two others.
These mail servers tend to be used in conjunction with the mail servers clgroup-us.mail.protection.outlook.com.
Hosts with 8 IP addresses each:
clgroup-us.mail.protection.outlook.com points to 52.101.11.10, 52.101.41.54, 52.101.194.4 and 5 other IP addresses.
Host names pointing to two IP addresses:
clgroup.us resolves to 199.16.172.223 and 199.16.173.148.
mx.clgroup.us resolves to 66.96.140.170 and 66.96.140.171.
Host names resolving to a single IP address:
mail2.clgroup.us resolves to 66.96.161.196.
mail.clgroup.us resolves to 66.96.161.196.
The host names mail2.clgroup.us and mail.clgroup.us both resolve to 66.96.161.196 IP addresses.