4ctw.com - robtex.com
4ctw.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 84.247.151.114🇩🇪 CONTABO-ASIA84.247.144.0/21 | ||||||
| PTR | vmi3401165.contaboserver.net | ||||||
| NS | ns1.a2hosting.com ⭐ | ||||||
| A | 13.248.158.180🇺🇸 Amazon13.248.144.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns2.a2hosting.com | ||||||
| A | 75.2.118.134🇺🇸 Amazon75.2.112.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| NS | ns3.a2hosting.com | ||||||
| A | 76.223.26.245🇺🇸 Amazon76.223.16.0/20 | ||||||
| PTR | a79764cc55c0ac9c0.awsglobalaccelerator.com | ||||||
| NS | ns4.a2hosting.com | ||||||
| A | 99.83.147.209🇺🇸 Amazon99.83.144.0/20 | ||||||
| PTR | abc65dd9a44b5332f.awsglobalaccelerator.com | ||||||
| MX | mail.4ctw.com ⭐ | ||||||
| A | 200.69.22.7🇦🇷 A2HOSTING200.69.20.0/22 A2 Hosting, Inc. | ||||||
| PTR | sg1-cl9-its1.a2hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:200.69.22.7 include:spf.a2hosting.com ~all | ||||||
| SOA | ns1.a2hosting.comroot@sg1-cl9-its1.a2hosting.com 2025-02-16 #12 | ||||||
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=1785402142 | ||||||
Subdomains
mail.4ctw.com |
Same first word
4ctw.com |
Similar names
4wtc.com |
ctw4.nl |
tc4w.com |
cwt4.com |
c4tw.com |
4wct.com |
c4wt.com |
wct4.df.gov.br |
4twc.net |
c4tw.net |
twc4.com |
tcw4.cc |
DNS History
6 records (6 active, 0 former)
●NSns1.a2hosting.com2026-03-10 → 2026-07-30 · 2 obs
● 2026-07-30 09:05:38
●NSns2.a2hosting.com2026-03-10 → 2026-07-30 · 2 obs
● 2026-07-30 09:05:38
●NSns3.a2hosting.com2026-03-10 → 2026-07-30 · 2 obs
● 2026-07-30 09:05:38
●NSns4.a2hosting.com2026-03-10 → 2026-07-30 · 2 obs
● 2026-07-30 09:05:38
●MXmail.4ctw.com2026-03-10 → 2026-07-30 · 2 obs
● 2026-07-30 09:05:38
●A84.247.151.1142026-03-10 → 2026-07-30 · 2 obs
● 2026-07-30 09:05:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 4ctw.com | ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com | 4 records |
✅ Authoritative Response
Server:13.248.158.180
NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4ctw.com (unsigned zone)
⏱️ Timing
Total: 130ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 84.247.151.114 |
| NS | 4 | ns4.a2hosting.com, ns1.a2hosting.com... |
| MX | 1 | mail.4ctw.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:200.69.22.7 include:s |
| SOA | 1 | ns1.a2hosting.com root.sg1-cl9-its1.a2ho |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)
Analysis
Hierarchy
4ctw.com is the parent zone for mail.4ctw.com.
IP Addresses
4ctw.com points to a single IP number: 84.247.151.114.
Additional host names — a2zpreowned.com, larryalexander.net, prixmaven.com and two others — share IP numbers with 4ctw.com.
Name Servers
4ctw.com has four authoritative name servers: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com.
4ctw.com partially shares its NS delegation with several other domains, including kurzela.com, replusstore.com, sepanutv.com and two others.
In DNS configurations, these name servers often share authority with ns1.mysecurecloudhost.com, ns2.mysecurecloudhost.com, ns3.mysecurecloudhost.com and 3 other name servers.
ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com and ns4.a2hosting.com each resolve to one IP address: ns1.a2hosting.com resolves to 13.248.158.180, ns2.a2hosting.com resolves to 75.2.118.134, ns3.a2hosting.com resolves to 76.223.26.245 and ns4.a2hosting.com resolves to 99.83.147.209.
Mail Servers
4ctw.com has one mail server: mail.4ctw.com.
mail.4ctw.com has exactly one IP number: 200.69.22.7.