zero-biz.com - robtex.com
zero-biz.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=1774558757 | ||||||
MX for
zero-biz.com |
Same first word
zero-biz.com |
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2017-04-21 → 2026-03-26 · 2 obs
● 2026-03-26 21:19:52
●NSns2.xserver.jp2017-04-21 → 2026-03-26 · 2 obs
● 2026-03-26 21:19:52
●NSns3.xserver.jp2017-04-21 → 2026-03-26 · 2 obs
● 2026-03-26 21:19:52
●NSns4.xserver.jp2017-04-21 → 2026-03-26 · 2 obs
● 2026-03-26 21:19:52
●NSns5.xserver.jp2017-04-21 → 2026-03-26 · 2 obs
● 2026-03-26 21:19:52
●MXzero-biz.com2017-04-21 → 2026-03-26 · 2 obs
● 2026-03-26 21:19:52
○A183.90.245.262017-04-21 → 2017-04-21 · 3 obs
○ 2026-02-28 06:33:08
○ 2026-03-26 21:19:52
●A183.90.253.22026-02-28 → 2026-03-26 · 3 obs
● 2026-02-28 06:33:08
● 2026-03-26 21:19:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net... | - |
| zero-biz.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.247
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 zero-biz.com (unsigned zone)
⏱️ Timing
Total: 1009ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.253.2 |
| NS | 5 | ns5.xserver.jp, ns2.xserver.jp... |
| MX | 1 | zero-biz.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv1401.xserver.jp +a:zero-biz. |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
zero-biz.com serves as a mail server for zero-biz.com.
IP Addresses
zero-biz.com points to a single IP: 183.90.253.2.
Other host names, for instance recruit.tenpos.co.jp, tenpos.co.jp, brand-kaitori7.net, tgu-bbc.com and maayoshioka.com share IP numbers with zero-biz.com.
Name Servers
zero-biz.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
zero-biz.com partially shares name servers with other domains; examples include leinani.org, japancm.com, gourmet-gate.com, akihabara-x.jp and japanda.info.
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
zero-biz.com is handled by a single mail server, zero-biz.com.
zero-biz.com points to a single IP: 183.90.253.2.