kostx.com - robtex.com
kostx.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=1774596977 | ||||||
Subdomains
www.kostx.com |
Same first word
Similar names
DNS History
15 records (5 active, 10 former)
○NSns1.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
○NSns2.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
○NSns3.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
○NSns4.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
○NSns5.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
●NSns51.domaincontrol.com2017-08-18 → 2026-03-27 · 3 obs
● 2017-08-18 20:12:36
● 2026-03-27 07:56:52
●NSns52.domaincontrol.com2017-08-18 → 2026-03-27 · 3 obs
● 2017-08-18 20:12:36
● 2026-03-27 07:56:52
●MXkostx-com.mail.protection.outlook.com2026-03-08 → 2026-03-27 · 3 obs
● 2026-03-08 23:33:14
● 2026-03-27 07:56:52
○MXmail.kostx.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
○MXmail1.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
○MXmail2.no-ip.com2015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
●A15.197.148.332026-03-08 → 2026-03-27 · 3 obs
● 2026-03-08 23:33:14
● 2026-03-27 07:56:52
○A174.129.88.1212015-07-07 → 2016-09-01 · 5 obs
● 2015-07-07 02:14:04
● 2016-09-01 22:30:24
○ 2017-08-18 20:12:36
○ 2026-03-27 07:56:52
●A3.33.130.1902026-03-08 → 2026-03-27 · 3 obs
● 2026-03-08 23:33:14
● 2026-03-27 07:56:52
○A50.63.202.422017-08-18 → 2017-08-18 · 4 obs
● 2017-08-18 20:12:36
○ 2026-03-08 23:33:14
○ 2026-03-27 07:56:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| kostx.com | ns51.domaincontrol.com, ns52.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kostx.com (unsigned zone)
⏱️ Timing
Total: 116ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 1 | kostx-com.mail.protection.outlook.com (p |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)
Analysis
Hierarchy
kostx.com is the parent of www.kostx.com.
IP Addresses
The entity kostx.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.
For instance, other host names codebluestaffing.com, bardotbar.com, dreamracks.com, manhattanbeachtshirts.com and morecowbellmarketingintl.com share IP numbers with kostx.com.
Name Servers
kostx.com is delegated to two name servers: ns51.domaincontrol.com and ns52.domaincontrol.com.
kostx.com uses the same name server setup as other domains such as mexpop.com, wecutit.net, workwithcameron.com, merchstop.com and sanilaccountymichigan.com.
Host names with two IP numbers:
ns51.domaincontrol.com points to 2603:5:2192::1a and 97.74.105.26; ns52.domaincontrol.com points to 2603:5:2292::1a and 173.201.73.26.
Mail Servers
kostx.com is handled by a single mail server, kostx-com.mail.protection.outlook.com.
Host name kostx-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c946::4, 2a01:111:f403:f802::3, 2a01:111:f403:f804::2, 2a01:111:f403:f902::, 52.101.8.51, 52.101.41.24, 52.101.41.54 and 52.101.42.14.