cogent-tech.com - robtex.com
cogent-tech.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=1771291435 | ||||||
Same first word
cogent-tech.com |
cogent-tech.net |
DNS History
15 records (4 active, 11 former)
○NSnoah.ns.cloudflare.com2015-06-07 → 2015-10-22 · 4 obs
● 2015-10-22 17:18:38
○ 2016-01-01 12:09:08
○ 2026-03-23 01:24:12
●NSns93.worldnic.com2016-01-01 → 2026-03-23 · 3 obs
● 2016-01-01 12:09:08
● 2026-03-23 01:24:12
●NSns94.worldnic.com2016-01-01 → 2026-03-23 · 3 obs
● 2016-01-01 12:09:08
● 2026-03-23 01:24:12
○NSpat.ns.cloudflare.com2015-06-07 → 2015-10-22 · 4 obs
● 2015-10-22 17:18:38
○ 2016-01-01 12:09:08
○ 2026-03-23 01:24:12
○MXcogent-tech.com.mx1.visi.rcimx.net2015-06-07 → 2017-09-02 · 4 obs
● 2017-09-02 03:43:00
○ 2026-02-23 12:36:44
○ 2026-03-23 01:24:12
○MXcogent-tech.com.mx2.visi.rcimx.net2015-06-07 → 2017-09-02 · 4 obs
● 2017-09-02 03:43:00
○ 2026-02-23 12:36:44
○ 2026-03-23 01:24:12
○MXcogent-tech.com.mx3.visi.rcimx.net2015-06-07 → 2017-09-02 · 4 obs
● 2017-09-02 03:43:00
○ 2026-02-23 12:36:44
○ 2026-03-23 01:24:12
○MXcogent-tech.com.mx4.visi.rcimx.net2015-06-07 → 2017-09-02 · 4 obs
● 2017-09-02 03:43:00
○ 2026-02-23 12:36:44
○ 2026-03-23 01:24:12
●MXcogenttech-com01e.mail.protection.outlook.com2026-02-23 → 2026-03-23 · 3 obs
● 2026-02-23 12:36:44
● 2026-03-23 01:24:12
●A104.238.71.1402026-02-23 → 2026-03-23 · 3 obs
● 2026-02-23 12:36:44
● 2026-03-23 01:24:12
○A104.24.122.1292015-06-07 → 2015-10-22 · 4 obs
● 2015-10-22 17:18:38
○ 2016-01-01 12:09:08
○ 2026-03-23 01:24:12
○A104.24.123.1292015-06-07 → 2015-10-22 · 4 obs
● 2015-10-22 17:18:38
○ 2016-01-01 12:09:08
○ 2026-03-23 01:24:12
○A107.180.51.152016-01-01 → 2017-09-02 · 5 obs
● 2016-01-01 12:09:08
● 2017-09-02 03:43:00
○ 2026-02-23 12:36:44
○ 2026-03-23 01:24:12
○A2400:cb00:2048:1::6818:7a812015-06-07 → 2015-10-22 · 4 obs
● 2015-10-22 17:18:38
○ 2016-01-01 12:09:08
○ 2026-03-23 01:24:12
○A2400:cb00:2048:1::6818:7b812015-06-07 → 2015-10-22 · 4 obs
● 2015-10-22 17:18:38
○ 2016-01-01 12:09:08
○ 2026-03-23 01:24:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cogent-tech.com | ns93.worldnic.com, ns94.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.217
NS records: ns93.worldnic.com, ns94.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cogent-tech.com (unsigned zone)
⏱️ Timing
Total: 250ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.238.71.140 |
| NS | 2 | ns93.worldnic.com, ns94.worldnic.com |
| MX | 1 | cogenttech-com01e.mail.protection.outloo |
| TXT | 3 | v=spf1 mx a ip4:199.167.206.56/29 includ, google-site-verification=uVPyTs99x1Iq9e-... |
| SOA | 1 | NS93.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns93.worldnic.com, ns94.worldnic.com)
Analysis
IP Addresses
cogent-tech.com points to a single IP number: 104.238.71.140.
Other host names, for instance ns4.mydomain.com.insidechicago.net, wicinc.com, drinkcider.com, modusdirect.com and antiquesociety.com share IP numbers with cogent-tech.com.
Name Servers
cogent-tech.com is delegated to two name servers: ns93.worldnic.com and ns94.worldnic.com.
cogent-tech.com uses the same name server setup as other domains, for instance makris.net, fiebing.com, 4141285981078399313.canopyroads.org, charttiff.com and mindur.com.
cogent-tech.com partially shares name servers with other domains, for instance canyonpharma.com.
Host names with one IP number:
ns93.worldnic.com points to: 162.159.26.217.
ns94.worldnic.com points to: 162.159.27.155.
Mail Servers
The mail server for cogent-tech.com is cogenttech-com01e.mail.protection.outlook.com.
Host cogenttech-com01e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c902::4, 2a01:111:f403:c91d::b, 2a01:111:f403:f90b::, 2a01:111:f403:f90f::, 52.101.9.5, 52.101.10.1, 52.101.11.13 and 52.101.11.19.