ct-tek.com - robtex.com
ct-tek.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=1787188659 | ||||||
Same first word
ct-tek.com |
Similar names
Previous names
Next names
DNS History
11 records (11 active, 0 former)
●NSns49.domaincontrol.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●NSns50.domaincontrol.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●MXalt1.aspmx.l.google.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●MXalt2.aspmx.l.google.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●MXaspmx.l.google.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●MXaspmx2.googlemail.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●MXaspmx3.googlemail.com2015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●A216.239.32.212015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●A216.239.34.212015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●A216.239.36.212015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
●A216.239.38.212015-07-14 → 2026-08-20 · 2 obs
● 2026-08-20 01:43:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| ct-tek.com | ns49.domaincontrol.com, ns50.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.104.25
NS records: ns49.domaincontrol.com, ns50.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ct-tek.com (unsigned zone)
⏱️ Timing
Total: 305ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.32.21, 216.239.34.21... |
| NS | 2 | ns49.domaincontrol.com, ns50.domaincontrol.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=Pj0aEs2mP-cMIGE, v=spf1 include:_spf.google.com ?all |
| SOA | 1 | ns49.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns49.domaincontrol.com, ns49.domaincontrol.com, ns50.domaincontrol.com...)
Analysis
IP Addresses
ct-tek.com points to the four IP addresses 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
apollo.tw, sourtaferta.gr, runesa.org and two other host names share IP numbers with ct-tek.com.
Name Servers
ct-tek.com is delegated to two name servers: ns49.domaincontrol.com and ns50.domaincontrol.com.
ct-tek.com uses the same name servers as several other domains — among them chimneyrockmortgage.com, dsz.org, reham.me and two more.
ns49.domaincontrol.com and ns50.domaincontrol.com each resolve to two IP addresses: ns49.domaincontrol.com points to 97.74.104.25 and 2603:5:2182::19, while ns50.domaincontrol.com points to 173.201.72.25 and 2603:5:2282::19.
Mail Servers
ct-tek.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
ct-tek.com has at least partial mail server overlap with other domains such as oceth.net, rekman.ru, raker.cloud and two more.
These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt4.aspmx.l.google.com and 3 others.
Hostnames that resolve to two IP addresses:
aspmx2.googlemail.com points to 192.178.234.27 and 2800:3f0:4003:c14::1a.
aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com points to 142.251.16.26 and 2607:f8b0:4004:c23::1b.
alt1.aspmx.l.google.com points to 192.178.234.26 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1a.