cogentlayer.com - robtex.com
cogentlayer.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=1785517812 | ||||||
Same first word
cogentlayer.com |
Similar names
octalenergy.com |
conegrealty.com |
alteregonyc.com |
golaycenter.com |
octalenergy.org |
octalenergy.info |
gencorealty.com |
octalenergy.net |
getcleanory.com |
DNS History
11 records (8 active, 3 former)
●NSdns01.dipcon.com2026-06-30 → 2026-07-31 · 3 obs
● 2026-06-30 21:14:30
● 2026-07-31 17:28:58
○NSdns01.portsit.se2015-05-25 → 2017-04-19 · 4 obs
● 2017-04-19 09:25:00
○ 2026-06-30 21:14:30
○ 2026-07-31 17:28:58
●NSdns02.ports.se2026-06-30 → 2026-07-31 · 3 obs
● 2026-06-30 21:14:30
● 2026-07-31 17:28:58
○NSdns02.portsit.se2015-05-25 → 2017-04-19 · 4 obs
● 2017-04-19 09:25:00
○ 2026-06-30 21:14:30
○ 2026-07-31 17:28:58
●NSdns03.ports.se2026-06-30 → 2026-07-31 · 3 obs
● 2026-06-30 21:14:30
● 2026-07-31 17:28:58
●NSdns04.ports.net2026-06-30 → 2026-07-31 · 3 obs
● 2026-06-30 21:14:30
● 2026-07-31 17:28:58
●MXmx.portsit.com2015-05-25 → 2026-07-31 · 2 obs
● 2026-07-31 17:28:58
●MXmx.portsit.net2015-05-25 → 2026-07-31 · 2 obs
● 2026-07-31 17:28:58
●MXmx.portsit.se2015-05-25 → 2026-07-31 · 2 obs
● 2026-07-31 17:28:58
○A46.51.173.292015-05-25 → 2015-12-15 · 4 obs
● 2015-12-15 17:56:24
○ 2016-03-18 07:58:22
○ 2026-07-31 17:28:58
●A52.17.187.2342016-03-18 → 2026-07-31 · 3 obs
● 2016-03-18 07:58:22
● 2026-07-31 17:28:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net... | - |
| cogentlayer.com | dns01.dipcon.com, dns03.ports.se, dns04.ports.net, dns02.ports.se | 2 records |
✅ Authoritative Response
Server:193.14.90.50
NS records: dns01.dipcon.com, dns03.ports.se, dns04.ports.net, dns02.ports.se
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cogentlayer.com (unsigned zone)
⏱️ Timing
Total: 1009ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.17.187.234 |
| NS | 4 | dns02.ports.se, dns01.dipcon.com... |
| MX | 3 | mx.portsit.net (pri: 10), mx.portsit.se (pri: 10)... |
| SOA | 1 | dns01.dipcon.com registry.ports.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns01.dipcon.com, dns01.dipcon.com)
Analysis
IP Addresses
cogentlayer.com resolves to just one IP address, 52.17.187.234.
Host names like ec2-52-17-187-234.eu-west-1.compute.amazonaws.com are further examples that share IP numbers with cogentlayer.com.
Name Servers
The NS records for cogentlayer.com point to four name servers: dns01.dipcon.com, dns04.ports.net, dns02.ports.se and dns03.ports.se.
The name servers of cogentlayer.com overlap at least partially with those of other domains — among them kvanum.net, transauto.fi, kanot.com and two more.
Each of the four hosts dns01.dipcon.com, dns04.ports.net, dns02.ports.se and dns03.ports.se has two IP addresses. dns01.dipcon.com points to 193.14.90.50 and 2a00:801:fb:253::4. dns04.ports.net points to 158.255.211.116 and 2a03:f80:ed15:3ec8::1. dns02.ports.se points to 45.63.42.179 and 2001:19f0:5001:2a:5400:ff:fe38:1e6f. dns03.ports.se points to 94.237.33.102 and 2a04:3540:1000:310:287e:f6ff:fe1d:4789.
Mail Servers
Mail for cogentlayer.com is routed through three mail servers — mx.portsit.com, mx.portsit.net and mx.portsit.se.
There is at least a partial MX overlap between cogentlayer.com and other domains, including coloplast.com.hk, kemppi.lv, afterpay.no and two others.
mx.portsit.com points to 94.237.29.21; mx.portsit.net points to 193.12.211.65; mx.portsit.se points to 193.14.90.100 — each hostname maps to exactly one IP address.