4wsys.com - robtex.com
4wsys.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.20.35.186🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| NS | cdns1.interserver.net ⭐ | ||||||
| A | 216.158.228.164🇺🇸 NJIIX-1216.158.224.0/20 Proxy by NJIIX.NET | ||||||
| PTR | cdns1.interserver.net | ||||||
| NS | cdns2.interserver.net | ||||||
| A | 216.158.234.243🇺🇸 NJIIX-1216.158.224.0/20 Proxy by NJIIX.NET | ||||||
| PTR | cdns2.interserver.net | ||||||
| NS | cdns3.interserver.net | ||||||
| A | 199.231.191.75🇺🇸 NJIIX-1199.231.184.0/21 Proxy by NJIIX.NET | ||||||
| PTR | cdns3.interserver.net | ||||||
| MX | mail.4wsys.com ⭐ | ||||||
| A | 64.20.35.186🇺🇸 NJIIX-164.20.32.0/19 NJIIX.net 110B Meadowlands Pkwy Secaucus, NJ 07094 | ||||||
| SOA | cdns1.interserver.netdns@interserver.net 2026-04-09 #0 | ||||||
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=1778424886 | ||||||
Subdomains
mail.4wsys.com |
Same first word
4wsys.com |
DNS History
9 records (5 active, 4 former)
●NScdns1.interserver.net2026-02-21 → 2026-05-10 · 3 obs
● 2026-02-21 00:15:18
● 2026-05-10 15:09:56
●NScdns2.interserver.net2026-02-21 → 2026-05-10 · 3 obs
● 2026-02-21 00:15:18
● 2026-05-10 15:09:56
●NScdns3.interserver.net2026-02-21 → 2026-05-10 · 3 obs
● 2026-02-21 00:15:18
● 2026-05-10 15:09:56
○NSns1.dreamhost.com2015-12-10 → 2017-04-08 · 4 obs
● 2017-04-08 01:20:58
○ 2026-02-21 00:15:18
○ 2026-05-10 15:09:56
○NSns2.dreamhost.com2015-12-10 → 2017-04-08 · 4 obs
● 2017-04-08 01:20:58
○ 2026-02-21 00:15:18
○ 2026-05-10 15:09:56
○NSns3.dreamhost.com2015-12-10 → 2017-04-08 · 4 obs
● 2017-04-08 01:20:58
○ 2026-02-21 00:15:18
○ 2026-05-10 15:09:56
●MXmail.4wsys.com2026-02-21 → 2026-05-10 · 2 obs
● 2026-05-10 15:09:56
○A208.113.169.162015-12-10 → 2017-04-08 · 4 obs
● 2017-04-08 01:20:58
○ 2026-02-21 00:15:18
○ 2026-05-10 15:09:56
●A64.20.35.1862026-02-21 → 2026-05-10 · 3 obs
● 2026-02-21 00:15:18
● 2026-05-10 15:09:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 4wsys.com | cdns1.interserver.net, cdns2.interserver.net, cdns3.interserver.net | - |
✅ Authoritative Response
Server:199.231.191.75
NS records: cdns1.interserver.net, cdns2.interserver.net, cdns3.interserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4wsys.com (unsigned zone)
⏱️ Timing
Total: 411ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.20.35.186 |
| NS | 3 | cdns2.interserver.net, cdns3.interserver.net... |
| MX | 1 | mail.4wsys.com (pri: 25) |
| SOA | 1 | cdns1.interserver.net dns.interserver.ne |
Analysis
Hierarchy
The parent of mail.4wsys.com is 4wsys.com.
IP Addresses
4wsys.com points to a single IP: 64.20.35.186.
Other host names, for instance vardhmanbrassmetal.com, congo-grant.obtenir.org, _dc-mx.9fd9e647bbaf.scrapit.me, www.relateddirectory.relevantdirectories.com and soaringspirit.net share IP numbers with 4wsys.com.
Name Servers
4wsys.com is delegated to three name servers: cdns1.interserver.net, cdns2.interserver.net and cdns3.interserver.net.
4wsys.com partially shares name servers with other domains; examples include pacs.ge, medical-records.net, bizcochodominicano.net, nuevodia.mx and thepreviewproject.com.
Host names with one IP number:
Host cdns1.interserver.net points to 216.158.228.164.
Host cdns2.interserver.net points to 216.158.234.243.
Host cdns3.interserver.net points to 199.231.191.75.
Mail Servers
4wsys.com is handled by a single mail server, mail.4wsys.com.
mail.4wsys.com points to a single IP: 64.20.35.186.