crtec.com - dns.ninja
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=1782656215 | ||||||
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
○ 2026-06-28 14:29:12
○NSdns2.valueweb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-06-28 14:29:12
○NSdns3.valueweb.com2008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-06-28 14:29:12
○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
○ 2026-06-28 14:29:12
○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
○ 2026-06-28 14:29:12
●NSns75.domaincontrol.com2026-03-26 → 2026-06-28 · 3 obs
● 2026-03-26 00:01:28
● 2026-06-28 14:29:12
●NSns76.domaincontrol.com2026-03-26 → 2026-06-28 · 3 obs
● 2026-03-26 00:01:28
● 2026-06-28 14:29:12
●MXd301544a.ess.barracudanetworks.com2026-03-26 → 2026-06-28 · 3 obs
● 2026-03-26 00:01:28
● 2026-06-28 14:29:12
●MXd301544b.ess.barracudanetworks.com2026-03-26 → 2026-06-28 · 3 obs
● 2026-03-26 00:01:28
● 2026-06-28 14:29:12
○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
○ 2026-06-28 14:29:12
○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
○ 2026-06-28 14:29:12
○A207.36.13.502008-03-19 → 2008-03-19 · 3 obs
○ 2015-08-28 02:35:08
○ 2026-06-28 14:29:12
●A52.14.170.2102026-03-26 → 2026-06-28 · 3 obs
● 2026-03-26 00:01:28
● 2026-06-28 14:29:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| crtec.com | ns75.domaincontrol.com, ns76.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.107.48
NS records: ns75.domaincontrol.com, ns76.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crtec.com (unsigned zone)
⏱️ Timing
Total: 179ms | 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.
Among the host names that share IP numbers with crtec.com is ec2-52-14-170-210.us-east-2.compute.amazonaws.com, as one example.
Name Servers
The NS records for crtec.com delegate to ns75.domaincontrol.com and ns76.domaincontrol.com.
crtec.com shares its name server setup with other domains, including northlandchev.com, fume.com, stevetocci.com and two others.
crtec.com and other domains like shufaziti.com share at least a portion of their name servers.
ns75.domaincontrol.com resolves to 97.74.107.48 and 2603:5:21b4::30. Likewise, ns76.domaincontrol.com resolves to 173.201.75.48 and 2603:5:22b4::30 — two IP addresses apiece.
Mail Servers
crtec.com has two mail servers: d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com.
d301544a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255; likewise, d301544b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.
d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com each have 209.222.82.252 IP addresses.
d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com each have 209.222.82.253 IP addresses.
d301544a.ess.barracudanetworks.com and d301544b.ess.barracudanetworks.com each have 209.222.82.255 IP addresses.