cotc.us - dns.ninja
cotc.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1784671679 | ||||||
Same first word
cotc.com.tw |
cotc.cn |
cotc.co.za |
cotc.net.cn |
cotc.net |
cotc.edu |
cotc.careers |
cotc.us |
cotc.com.au |
cotc.in |
cotc.com |
cotc.co |
cotc.org |
cotc.eu |
cotc.jp |
cotc.info |
cotc.tempurl.host |
Similar names
DNS History
18 records (9 active, 9 former)
○NSns01.domaincontrol.com2015-08-19 → 2016-08-25 · 4 obs
● 2016-08-25 09:06:58
○ 2017-12-04 13:01:02
○ 2026-07-21 22:30:18
○NSns02.domaincontrol.com2015-08-19 → 2016-08-25 · 4 obs
● 2016-08-25 09:06:58
○ 2017-12-04 13:01:02
○ 2026-07-21 22:30:18
●NSns07.domaincontrol.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
●NSns08.domaincontrol.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
○NSns1.uniregistrymarket.link2017-12-04 → 2017-12-04 · 4 obs
● 2017-12-04 13:01:02
○ 2026-02-21 20:07:12
○ 2026-07-21 22:30:18
○NSns2.uniregistrymarket.link2017-12-04 → 2017-12-04 · 4 obs
● 2017-12-04 13:01:02
○ 2026-02-21 20:07:12
○ 2026-07-21 22:30:18
●MXalt1.aspmx.l.google.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
●MXalt2.aspmx.l.google.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
●MXalt3.aspmx.l.google.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
●MXalt4.aspmx.l.google.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
●MXaspmx.l.google.com2026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
○MXmailstore1.secureserver.net2015-08-19 → 2016-08-25 · 4 obs
● 2016-08-25 09:06:58
○ 2017-12-04 13:01:02
○ 2026-07-21 22:30:18
○MXsmtp.secureserver.net2015-08-19 → 2016-08-25 · 4 obs
● 2016-08-25 09:06:58
○ 2017-12-04 13:01:02
○ 2026-07-21 22:30:18
●A15.197.225.1282026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
○A184.168.183.1432015-08-19 → 2015-12-05 · 4 obs
● 2015-12-05 17:36:58
○ 2016-05-07 07:57:26
○ 2026-07-21 22:30:18
●A3.33.251.1682026-02-21 → 2026-07-21 · 3 obs
● 2026-02-21 20:07:12
● 2026-07-21 22:30:18
○A50.63.202.412016-05-07 → 2016-08-25 · 5 obs
● 2016-05-07 07:57:26
● 2016-08-25 09:06:58
○ 2017-12-04 13:01:02
○ 2026-07-21 22:30:18
○A69.172.201.1532017-12-04 → 2017-12-04 · 4 obs
● 2017-12-04 13:01:02
○ 2026-02-21 20:07:12
○ 2026-07-21 22:30:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, y.cctld.us, w.cctld.us, b.cctld.us... | - |
| cotc.us | ns08.domaincontrol.com, ns07.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.71.4
NS records: ns08.domaincontrol.com, ns07.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotc.us (unsigned zone)
⏱️ Timing
Total: 764ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns08.domaincontrol.com, ns07.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 2 | google-site-verification=AkghK__L9GYNft8, v=spf1 include:dc-aa8e722993._spfm.cotc. |
| SOA | 1 | ns07.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
cotc.us resolves to the IP addresses 3.33.251.168 and 15.197.225.128
Among the host names that share IP numbers with cotc.us are crossroadsforhope.org, serasiart.com, gameexchangeofcolorado.com and two others.
Name Servers
cotc.us uses two name servers for its delegation: ns07.domaincontrol.com and ns08.domaincontrol.com.
cotc.us has the same name server delegation as a number of other domains, such as beaismart.ai, andatechit.com.au, thelasvegashomesearch.vegas and two more.
The two host names ns07.domaincontrol.com and ns08.domaincontrol.com each have a pair of IP addresses: ns07.domaincontrol.com has 97.74.103.4 and 2603:5:2170::4, and ns08.domaincontrol.com has 173.201.71.4 and 2603:5:2270::4.
Mail Servers
cotc.us is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
cotc.us shares at least some of its mail servers with other domains — for example enginefilm.com, source.com.tr, ev-cuhk.net and two more.
It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.
Hosts with two IP numbers each:
aspmx.l.google.com directs traffic to 142.251.167.26 and 2607:f8b0:4004:c1b::1b.
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 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.