gux.jp - robtex.com
gux.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.210.204🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| NS | ns1.xbiz.ne.jp ⭐ | ||||||
| A | 157.112.182.247🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc. | ||||||
| PTR | ns1.xbiz.ne.jp | ||||||
| NS | ns2.xbiz.ne.jp | ||||||
| A | 35.76.79.244🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix | ||||||
| PTR | ns2.xbiz.ne.jp | ||||||
| NS | ns3.xbiz.ne.jp | ||||||
| A | 157.112.191.237🇯🇵 XSERVER-AS157.112.184.0/21 XSERVER Inc. | ||||||
| PTR | ns3.xbiz.ne.jp | ||||||
| MX | gux.jp ⭐ | ||||||
| A | 85.131.210.204🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| TXT | v=spf1 +a:sv829.xbiz.ne.jp +a:gux.jp +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | ns1.xbiz.ne.jproot@xbiz.ne.jp serial=0 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1785330902 | ||||||
MX for
gux.jp |
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSns1.xbiz.ne.jp2026-07-04 → 2026-07-29 · 3 obs
● 2026-07-04 03:57:36
● 2026-07-29 14:11:04
○NSns1.xserver.jp2019-04-23 → 2019-04-23 · 3 obs
○ 2026-07-04 03:57:36
○ 2026-07-29 14:11:04
●NSns2.xbiz.ne.jp2026-07-04 → 2026-07-29 · 3 obs
● 2026-07-04 03:57:36
● 2026-07-29 14:11:04
○NSns2.xserver.jp2019-04-23 → 2019-04-23 · 3 obs
○ 2026-07-04 03:57:36
○ 2026-07-29 14:11:04
●NSns3.xbiz.ne.jp2026-07-04 → 2026-07-29 · 3 obs
● 2026-07-04 03:57:36
● 2026-07-29 14:11:04
○NSns3.xserver.jp2019-04-23 → 2019-04-23 · 3 obs
○ 2026-07-04 03:57:36
○ 2026-07-29 14:11:04
○NSns4.xserver.jp2019-04-23 → 2019-04-23 · 3 obs
○ 2026-07-04 03:57:36
○ 2026-07-29 14:11:04
○NSns5.xserver.jp2019-04-23 → 2019-04-23 · 3 obs
○ 2026-07-04 03:57:36
○ 2026-07-29 14:11:04
●MXgux.jp2019-04-23 → 2026-07-29 · 2 obs
● 2026-07-29 14:11:04
○A183.90.240.152019-04-23 → 2019-04-23 · 3 obs
○ 2026-07-04 03:57:36
○ 2026-07-29 14:11:04
●A85.131.210.2042026-07-04 → 2026-07-29 · 3 obs
● 2026-07-04 03:57:36
● 2026-07-29 14:11:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| gux.jp | ns3.xbiz.ne.jp, ns2.xbiz.ne.jp, ns1.xbiz.ne.jp | 3 records |
✅ Authoritative Response
Server:157.112.191.237
NS records: ns3.xbiz.ne.jp, ns2.xbiz.ne.jp, ns1.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gux.jp (unsigned zone)
⏱️ Timing
Total: 762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.210.204 |
| NS | 3 | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | gux.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv829.xbiz.ne.jp +a:gux.jp +mx |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns3.xbiz.ne.jp, ns2.xbiz.ne.jp, ns1.xbiz.ne.jp)
Analysis
Mail Server Role
gux.jp acts as its own mail server.
IP Addresses
gux.jp points to a single IP number: 85.131.210.204.
Name Servers
gux.jp is delegated to three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
gux.jp shares at least some of its name servers with other domains, including ikonih.jp, toho-group.com, kirirakune.com and two others.
ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp each resolve to a single IP address: ns1.xbiz.ne.jp resolves to 157.112.182.247, ns2.xbiz.ne.jp resolves to 35.76.79.244 and ns3.xbiz.ne.jp resolves to 157.112.191.237.
Mail Servers
gux.jp has a single mail server: gux.jp itself.
gux.jp resolves to a single IP number: 85.131.210.204.