cotrnom.com - dns.ninja
cotrnom.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=1781613380 | ||||||
Same first word
cotrnom.com |
Similar names
DNS History
12 records (10 active, 2 former)
●NSns73.domaincontrol.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●NSns74.domaincontrol.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●MXalt1.aspmx.l.google.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●MXalt2.aspmx.l.google.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●MXaspmx.l.google.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●MXaspmx2.googlemail.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●MXaspmx3.googlemail.com2015-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 13:06:04
●MXsmtp.google.com2026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 12:03:26
● 2026-06-16 13:06:04
●A15.197.148.332026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 12:03:26
● 2026-06-16 13:06:04
○A184.168.47.2252015-05-25 → 2015-12-28 · 4 obs
● 2015-12-28 15:24:14
○ 2016-04-08 21:17:50
○ 2026-06-16 13:06:04
●A3.33.130.1902026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 12:03:26
● 2026-06-16 13:06:04
○A50.63.202.102016-04-08 → 2017-05-14 · 5 obs
● 2016-04-08 21:17:50
● 2017-05-14 03:12:26
○ 2026-03-23 12:03:26
○ 2026-06-16 13:06:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net... | - |
| cotrnom.com | ns73.domaincontrol.com, ns74.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.106.47
NS records: ns73.domaincontrol.com, ns74.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotrnom.com (unsigned zone)
⏱️ Timing
Total: 154ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns73.domaincontrol.com, ns74.domaincontrol.com |
| MX | 6 | smtp.google.com (pri: 0), alt1.aspmx.l.google.com (pri: 20)... |
| TXT | 1 | google-site-verification=WletPHiR0V81lCH |
| SOA | 1 | ns73.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns73.domaincontrol.com, ns73.domaincontrol.com, ns74.domaincontrol.com...)
Analysis
IP Addresses
cotrnom.com points to the IP addresses 3.33.130.190 and 15.197.148.33
141newyork.com, inspiredtolearntutoring.com, kernrent.com plus two other host names have IP numbers in common with cotrnom.com.
Name Servers
cotrnom.com uses two name servers for its delegation: ns73.domaincontrol.com and ns74.domaincontrol.com.
The name server configuration of cotrnom.com is shared with other domains, for instance claytonaronson.com, burrcc.com, prudentrx.org and two others.
The two host names ns73.domaincontrol.com and ns74.domaincontrol.com each have a pair of IP addresses: ns73.domaincontrol.com has 97.74.106.47 and 2603:5:21a4::2f, and ns74.domaincontrol.com has 173.201.74.47 and 2603:5:22a4::2f.
Mail Servers
cotrnom.com has 6 mail servers — smtp.google.com, aspmx2.googlemail.com, aspmx3.googlemail.com plus 3 other.
At least some of the mail servers used by cotrnom.com are shared with other domains: superluchas.com, modaes.es, nipunmalhotra.com and two others among them.
These mail servers are often deployed together with aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 4 other mail servers.
Hosts with 9 IP addresses each:
Hostname smtp.google.com directs to 142.250.31.26, 142.250.31.27 and 172.253.63.26 along with 6 other IP addresses.
Host names pointing to two IP addresses:
aspmx2.googlemail.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com directs traffic to 172.253.62.26 and 2607:f8b0:4004:c17::1a.
alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.
Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 108.177.123.27 IP addresses each.
Both aspmx3.googlemail.com and alt2.aspmx.l.google.com resolve to 2a00:1450:400b:c02::1a IP addresses each.