ctr1.com - dns.ninja
ctr1.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=1782945016 | ||||||
PTR for
Previously MX for
ctr1.com |
Same first word
Similar names
trc1.de |
1trc.com |
tcr1.org |
1rtc.ru |
crt1.com |
rct1.com |
rct1.de |
crt1.net |
1ctr.io |
rtc1.com |
1crt.com |
1ctr.com |
trc1.com |
tcr1.net |
DNS History
9 records (6 active, 3 former)
●NSns1.digitalocean.com2015-05-21 → 2026-07-01 · 2 obs
● 2026-07-01 22:43:26
●NSns2.digitalocean.com2015-05-21 → 2026-07-01 · 2 obs
● 2026-07-01 22:43:26
●NSns3.digitalocean.com2015-05-21 → 2026-07-01 · 2 obs
● 2026-07-01 22:43:26
○MXctr1.com2015-05-21 → 2015-05-21 · 3 obs
○ 2015-10-13 02:18:56
○ 2026-07-01 22:43:26
●MXmx.zoho.com2015-10-13 → 2026-07-01 · 3 obs
● 2015-10-13 02:18:56
● 2026-07-01 22:43:26
●MXmx2.zoho.com2015-10-13 → 2026-07-01 · 3 obs
● 2015-10-13 02:18:56
● 2026-07-01 22:43:26
○A107.170.215.2262015-10-13 → 2017-01-19 · 5 obs
● 2015-10-13 02:18:56
● 2017-01-19 20:17:00
○ 2026-03-23 10:02:26
○ 2026-07-01 22:43:26
●A159.65.69.922026-03-23 → 2026-07-01 · 3 obs
● 2026-03-23 10:02:26
● 2026-07-01 22:43:26
○A162.243.140.392015-05-21 → 2015-05-21 · 3 obs
○ 2015-10-13 02:18:56
○ 2026-07-01 22:43:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net... | - |
| ctr1.com | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | 3 records |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctr1.com (unsigned zone)
⏱️ Timing
Total: 150ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.65.69.92 |
| NS | 3 | ns2.digitalocean.com, ns3.digitalocean.com... |
| MX | 2 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20) |
| TXT | 1 | v=spf1 include:zoho.com ~all |
| SOA | 1 | ns1.digitalocean.com hostmaster.ctr1.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)
Analysis
IP Addresses
ctr1.com resolves to just one IP address, 159.65.69.92.
rosterup.com is an example of another host name that shares IP numbers with ctr1.com.
Name Servers
ctr1.com has three name servers — ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
The name servers of ctr1.com overlap at least partially with those of other domains — among them vitamindcalculator.com, 83.35.161.in-addr.arpa, techfreep.com and two more.
Each of ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com points to two IP numbers. ns1.digitalocean.com points to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com points to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com points to 172.64.49.209 and 2606:4700:52::ac40:31d1.
Mail Servers
ctr1.com is served by two mail servers, mx2.zoho.com and mx.zoho.com.
Among the domains sharing a mail server setup with ctr1.com are balani.xyz, lomoroll.com, sportycious.com and two others.
There is at least a partial MX overlap between ctr1.com and other domains, including cinearaujo.com.br, melen.sa, nolto.com and two others.
These mail servers often co-occur with the mail servers mx3.zoho.com.
Both mx2.zoho.com and mx.zoho.com have a single IP address each — mx2.zoho.com resolves to 204.141.33.44 while mx.zoho.com resolves to 204.141.43.44.