a4rt.com - robtex.com
a4rt.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=1778334696 | ||||||
MX for
a4rt.com |
Subdomains
www.a4rt.com |
Same first word
a4rt.com |
Similar names
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 14:10:16
●NSns2.xserver.jp2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 14:10:16
●NSns3.xserver.jp2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 14:10:16
●NSns4.xserver.jp2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 14:10:16
●NSns5.xserver.jp2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 14:10:16
●MXa4rt.com2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 14:10:16
●A183.90.224.2322020-02-16 → 2026-05-09 · 3 obs
● 2020-02-16 03:21:54
● 2026-05-09 14:10:16
○A219.94.203.1882015-08-14 → 2016-11-05 · 4 obs
● 2016-11-05 11:35:36
○ 2020-02-16 03:21:54
○ 2026-05-09 14:10:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| a4rt.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.246
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a4rt.com (unsigned zone)
⏱️ Timing
Total: 410ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.224.232 |
| NS | 5 | ns4.xserver.jp, ns1.xserver.jp... |
| MX | 1 | a4rt.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv348.xserver.jp +a:a4rt.com + |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Hierarchy
a4rt.com is the parent of www.a4rt.com.
Mail Server Role
For a4rt.com, the mail server is a4rt.com.
IP Addresses
a4rt.com resolves to one IP number: 183.90.224.232.
other host names including naniwa-shika.com, kk-kokuho.jp, www.a4rt.com, mor.xsrv.jp and teishin-kougyo.com share IP numbers with a4rt.com.
Name Servers
a4rt.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
a4rt.com at least partially shares name servers with other domains, for instance sooken.com, hanaie.co.jp, higoizuminomori.com, kitasumu.com and thefeature.com.
Host names with three IP numbers:
ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246; ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247; ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
ns2.xserver.jp points to: 35.72.43.26; ns3.xserver.jp points to: 202.226.36.247.
Mail Servers
a4rt.com is served by a single mail server, a4rt.com.
a4rt.com resolves to IP 183.90.224.232.