4ctr.co - robtex.com
4ctr.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759739704 | ||||||
Same first word
4ctr.co |
Similar names
t4cr.com |
crt4.com.br |
r4tc.org |
rt4c.org |
rtc4.com |
rct4.com |
rt4c.com |
rt4c.net |
4rtc.com |
t4cr.org |
cr4t.de |
tc4r.com |
c4rt.com |
t4cr.net |
c4rt.us |
4trc.com |
rct4.de |
crt4.it |
crt4.com |
r4ct.com |
Previous names
4cmarket.co |
4cmbs.co |
4cmicmi.co |
4co.co |
4colored.co |
4colores.co |
4colors.co |
4com.co |
4consultant.co |
4cp.co |
4cpainting.co |
4cr.co |
4craft.co |
4cross.co |
4cs-online.co |
4cs.co |
4css.co |
4csystems.co |
4ct.co |
Next names
4cube.co |
4cubed.co |
4culture.co |
4cycle.co |
4d-4d.co |
4d-iq.co |
4d.co |
4d1.co |
4d13.co |
4d21.co |
4d2u.co |
4d3.co |
4d365.co |
4d4d.co |
4d5.co |
4d8.co |
4d88.co |
4d888.co |
4d9.co |
DNS History
12 records (8 active, 4 former)
●NSns1.dns-parking.com2026-08-21 → 2026-08-22 · 2 obs
● 2026-08-22 20:53:42
●NSns2.dns-parking.com2026-08-21 → 2026-08-22 · 2 obs
● 2026-08-22 20:53:42
●MXmx1.titan.email2026-08-21 → 2026-08-22 · 2 obs
● 2026-08-22 20:53:42
●MXmx2.titan.email2026-08-21 → 2026-08-22 · 2 obs
● 2026-08-22 20:53:42
●A191.96.144.1512026-08-22 → 2026-08-22 · 3 obs
● 2026-08-22 20:53:36
● 2026-08-22 20:53:42
○A195.200.9.412026-08-21 → 2026-08-21 · 3 obs
○ 2026-08-22 20:53:36
○ 2026-08-22 20:53:42
●A195.35.60.982026-08-22 → 2026-08-22 · 3 obs
● 2026-08-22 20:53:36
● 2026-08-22 20:53:42
●A2a02:4780:1d:d560:6bdb:ead1:c762:58342026-08-22 → 2026-08-22 · 3 obs
● 2026-08-22 20:53:36
● 2026-08-22 20:53:42
●A2a02:4780:1e:771c:ec67:bc08:45f0:d8332026-08-22 → 2026-08-22 · 3 obs
● 2026-08-22 20:53:36
● 2026-08-22 20:53:42
○A2a02:4780:34:2535:e7c3:efb0:179b:c8b2026-08-21 → 2026-08-21 · 3 obs
○ 2026-08-22 20:53:36
○ 2026-08-22 20:53:42
○A2a02:4780:35:694a:2e5e:f5a1:d98a:6c4f2026-08-21 → 2026-08-21 · 3 obs
○ 2026-08-22 20:53:36
○ 2026-08-22 20:53:42
○A89.116.109.1382026-08-21 → 2026-08-21 · 3 obs
○ 2026-08-22 20:53:36
○ 2026-08-22 20:53:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | 8 records |
| 4ctr.co | ns1.dns-parking.com, ns2.dns-parking.com | - |
✅ Authoritative Response
Server:162.159.24.201
NS records: ns1.dns-parking.com, ns2.dns-parking.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4ctr.co (unsigned zone)
⏱️ Timing
Total: 644ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 212.1.212.38, 195.35.60.105 |
| AAAA | 2 | 2a02:4780:22:f6df:f095:d167:d172:7d71, 2a02:4780:21:d976:96c7:6d9a:f6fc:b0de |
| NS | 2 | ns1.dns-parking.com, ns2.dns-parking.com |
| MX | 2 | mx1.titan.email (pri: 5), mx2.titan.email (pri: 10) |
| TXT | 1 | v=spf1 include:spf.titan.email ~all |
| SOA | 1 | ns1.dns-parking.com dns.hostinger.com |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.registrydns.co, a.registrydns.co, b.registrydns.co...)
Analysis
IP Addresses
4ctr.co points to the four IP addresses 191.96.144.151, 195.35.60.98, 2a02:4780:1d:d560:6bdb:ead1:c762:5834 and 2a02:4780:1e:771c:ec67:bc08:45f0:d833.
alkhwarizmi.org, costrange.com, electrafitness.ch plus two other host names have IP numbers in common with 4ctr.co.
Name Servers
The NS records for 4ctr.co delegate to ns1.dns-parking.com and ns2.dns-parking.com.
The name server configuration of 4ctr.co is shared with other domains, for instance toagraphicbooks.com, stradiam.com, canlioda.net and two others.
ns1.dns-parking.com resolves to 162.159.24.201 and 2400:cb00:2049:1::a29f:18c9. Likewise, ns2.dns-parking.com resolves to 162.159.25.42 and 2400:cb00:2049:1::a29f:192a — two IP addresses apiece.
Mail Servers
4ctr.co uses two mail servers, mx1.titan.email and mx2.titan.email.
The mail server setup of 4ctr.co matches that of other domains such as streamlinegiant.com, medycynawschodu.pl, herba-flora.com and two others.
4ctr.co overlaps on mail servers with certain other domains, ruhitafinance.com among them.
mx1.titan.email points to 3.219.6.73, 100.52.2.139 and 184.72.253.45; likewise, mx2.titan.email points to 3.219.6.73, 100.52.2.139 and 184.72.253.45.
mx1.titan.email and mx2.titan.email each have 3.219.6.73 IP addresses.
mx1.titan.email and mx2.titan.email each have 100.52.2.139 IP addresses.
mx1.titan.email and mx2.titan.email each have 184.72.253.45 IP addresses.