gctk.com - robtex.com
gctk.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=1775935282 | ||||||
Same first word
gctk.com |
Similar names
DNS History
12 records (5 active, 7 former)
○NSns1.verizon.net2015-08-18 → 2016-01-26 · 4 obs
● 2016-01-26 15:10:16
○ 2016-08-28 02:23:46
○ 2026-04-11 19:45:28
○NSns2.verizon.net2015-08-18 → 2016-01-26 · 4 obs
● 2016-01-26 15:10:16
○ 2016-08-28 02:23:46
○ 2026-04-11 19:45:28
○NSns3.verizon.net2015-08-18 → 2016-01-26 · 4 obs
● 2016-01-26 15:10:16
○ 2016-08-28 02:23:46
○ 2026-04-11 19:45:28
○NSns4.verizon.net2015-08-18 → 2016-01-26 · 4 obs
● 2016-01-26 15:10:16
○ 2016-08-28 02:23:46
○ 2026-04-11 19:45:28
●NSns73.worldnic.com2016-08-28 → 2026-04-11 · 3 obs
● 2016-08-28 02:23:46
● 2026-04-11 19:45:28
●NSns74.worldnic.com2016-08-28 → 2026-04-11 · 3 obs
● 2016-08-28 02:23:46
● 2026-04-11 19:45:28
●MXgctk-com.mail.protection.outlook.com2017-06-24 → 2026-04-11 · 3 obs
● 2017-06-24 05:35:46
● 2026-04-11 19:45:28
○MXspam3.ihostexchange.net2015-08-18 → 2016-08-28 · 4 obs
● 2016-08-28 02:23:46
○ 2017-06-24 05:35:46
○ 2026-04-11 19:45:28
○MXspam4.ihostexchange.net2015-08-18 → 2016-08-28 · 4 obs
● 2016-08-28 02:23:46
○ 2017-06-24 05:35:46
○ 2026-04-11 19:45:28
●A13.248.165.1112026-04-11 → 2026-04-11 · 3 obs
● 2026-04-11 02:15:30
● 2026-04-11 19:45:28
○A208.91.197.272016-08-28 → 2017-06-24 · 4 obs
● 2017-06-24 05:35:46
○ 2026-04-11 02:15:30
○ 2026-04-11 19:45:28
●A76.223.49.1922026-04-11 → 2026-04-11 · 3 obs
● 2026-04-11 02:15:30
● 2026-04-11 19:45:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net... | - |
| gctk.com | ns73.worldnic.com, ns74.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.27.78
NS records: ns73.worldnic.com, ns74.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gctk.com (unsigned zone)
⏱️ Timing
Total: 251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.165.111, 76.223.49.192 |
| NS | 2 | ns74.worldnic.com, ns73.worldnic.com |
| MX | 1 | gctk-com.mail.protection.outlook.com (pr |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | NS73.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns73.worldnic.com, ns74.worldnic.com)
Analysis
IP Addresses
gctk.com has two IP numbers: 13.248.165.111 and 76.223.49.192.
Other host names, for instance brookswoodrentals.com, isuzu-tk.com, sensationalchild.org, marathonspecialtyfinance.com and palmettoboatsales.com share IP numbers with gctk.com.
Name Servers
gctk.com's delegation uses two name servers: ns73.worldnic.com and ns74.worldnic.com.
gctk.com uses the same name server setup as other domains, such as chesterint.com, craigv.com, quigleysimpson.net, clydehill.org and gwildor.org.
Host names with a single IP address: ns73.worldnic.com points to 162.159.26.27; ns74.worldnic.com points to 162.159.27.78.
Mail Servers
A single mail server handles gctk.com, gctk-com.mail.protection.outlook.com.
Host gctk-com.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c802::, 2a01:111:f403:c902::5, 2a01:111:f403:c902::6, 2a01:111:f403:f901::2, 40.93.192.1, 52.101.9.0, 52.101.41.24 and 52.101.42.14.