crtec.com - robtex.com
crtec.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774850777 | ||||||
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSdns1.valueweb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-03-30 06:07:44
○NSdns2.valueweb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-03-30 06:07:44
○NSdns3.valueweb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-03-30 06:07:44
○NSns1.mouseworks.net2015-08-28 → 2017-12-29 · 5 obs
● 2015-08-28 02:35:08
● 2017-12-29 00:57:36
○ 2026-03-26 00:01:28
○ 2026-03-30 06:07:44
○NSns2.mouseworks.net2015-08-28 → 2017-12-29 · 5 obs
● 2015-08-28 02:35:08
● 2017-12-29 00:57:36
○ 2026-03-26 00:01:28
○ 2026-03-30 06:07:44
●NSns75.domaincontrol.com2026-03-26 → 2026-03-30 · 3 obs
● 2026-03-26 00:01:28
● 2026-03-30 06:07:44
●NSns76.domaincontrol.com2026-03-26 → 2026-03-30 · 3 obs
● 2026-03-26 00:01:28
● 2026-03-30 06:07:44
●MXd301544a.ess.barracudanetworks.com2026-03-26 → 2026-03-30 · 3 obs
● 2026-03-26 00:01:28
● 2026-03-30 06:07:44
●MXd301544b.ess.barracudanetworks.com2026-03-26 → 2026-03-30 · 3 obs
● 2026-03-26 00:01:28
● 2026-03-30 06:07:44
○MXironport.opentransfer.com2015-08-28 → 2017-12-29 · 5 obs
● 2015-08-28 02:35:08
● 2017-12-29 00:57:36
○ 2026-03-26 00:01:28
○ 2026-03-30 06:07:44
○A166.63.127.732015-08-28 → 2017-12-29 · 5 obs
● 2015-08-28 02:35:08
● 2017-12-29 00:57:36
○ 2026-03-26 00:01:28
○ 2026-03-30 06:07:44
○A207.36.13.502008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-03-30 06:07:44
●A52.14.170.2102026-03-26 → 2026-03-30 · 3 obs
● 2026-03-26 00:01:28
● 2026-03-30 06:07:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net... | - |
| crtec.com | ns75.domaincontrol.com, ns76.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.75.48
NS records: ns75.domaincontrol.com, ns76.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crtec.com (unsigned zone)
⏱️ Timing
Total: 148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.14.170.210 |
| NS | 2 | ns75.domaincontrol.com, ns76.domaincontrol.com |
| MX | 2 | d301544a.ess.barracudanetworks.com (pri:, d301544b.ess.barracudanetworks.com (pri: |
| TXT | 3 | v=spf1 include:spf.protection.outlook.co, google-site-verification=3Lo6X2Ktk8h0-ls... |
| SOA | 1 | ns75.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns75.domaincontrol.com, ns75.domaincontrol.com, ns76.domaincontrol.com...)
Analysis
IP Addresses
crtec.com points to a single IP number: 52.14.170.210.
Other host names, for instance ec2-52-14-170-210.us-east-2.compute.amazonaws.com, share IP numbers with crtec.com.
Name Servers
Delegation for crtec.com rests with two name servers, ns75.domaincontrol.com and ns76.domaincontrol.com.
crtec.com shares the same name server setup as other domains, including northlandchev.com, tuskegeetravelcenter.com, fume.com, stevetocci.com and silverleafdevelopment.com.
crtec.com shares name servers with other domains at least partially, for example shufaziti.com.
Host names with two IP numbers: ns75.domaincontrol.com points to 2603:5:21b4::30 and 97.74.107.48; ns76.domaincontrol.com points to 2603:5:22b4::30 and 173.201.75.48.
Mail Servers
crtec.com is handled by two mail servers: d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com.
Host names with three IP numbers: The host names d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com point to 209.222.82.252, 209.222.82.253 and 209.222.82.255. Host names that point to 209.222.82.252: d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com. Host names that point to 209.222.82.253: d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com. Host names that point to 209.222.82.255: d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com.