join-group.jp - robtex.com
join-group.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.90.231.135🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv354.xbiz.ne.jp | ||||||
| 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 | mgc.cybermail.jp ⭐ | ||||||
| A | 27.121.5.160🇯🇵 TOKAI-NETWORK27.121.0.0/19 TOKAI-NET | ||||||
| PTR | mgspc.cybermail.jp | ||||||
| TXT | v=spf1 +a:sv354.xbiz.ne.jp +a:join-group.jp +mx include:spf.sender.xserver.jp... | ||||||
| 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=1777273203 | ||||||
Subdomains
www.join-group.jp |
Same first word
join-group.mypi.co |
join-group.net |
join-group.jp |
Similar names
DNS History
9 records (5 active, 4 former)
○NSns00.drive.ne.jp2015-07-02 → 2017-01-10 · 4 obs
● 2017-01-10 10:47:44
○ 2026-03-16 07:52:26
○ 2026-04-27 07:23:50
○NSns01.drive.ne.jp2015-07-02 → 2017-01-10 · 4 obs
● 2017-01-10 10:47:44
○ 2026-03-16 07:52:26
○ 2026-04-27 07:23:50
●NSns1.xbiz.ne.jp2026-03-16 → 2026-04-27 · 3 obs
● 2026-03-16 07:52:26
● 2026-04-27 07:23:50
●NSns2.xbiz.ne.jp2026-03-16 → 2026-04-27 · 3 obs
● 2026-03-16 07:52:26
● 2026-04-27 07:23:50
●NSns3.xbiz.ne.jp2026-03-16 → 2026-04-27 · 3 obs
● 2026-03-16 07:52:26
● 2026-04-27 07:23:50
○MXmg.drive.ne.jp2015-07-02 → 2017-01-10 · 4 obs
● 2017-01-10 10:47:44
○ 2026-03-16 07:52:26
○ 2026-04-27 07:23:50
●MXmgc.cybermail.jp2026-03-16 → 2026-04-27 · 3 obs
● 2026-03-16 07:52:26
● 2026-04-27 07:23:50
●A183.90.231.1352026-03-16 → 2026-04-27 · 3 obs
● 2026-03-16 07:52:26
● 2026-04-27 07:23:50
○A202.152.215.832015-07-02 → 2017-01-10 · 4 obs
● 2017-01-10 10:47:44
○ 2026-03-16 07:52:26
○ 2026-04-27 07:23:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| join-group.jp | ns3.xbiz.ne.jp, ns2.xbiz.ne.jp, ns1.xbiz.ne.jp | 3 records |
✅ Authoritative Response
Server:35.76.79.244
NS records: ns3.xbiz.ne.jp, ns2.xbiz.ne.jp, ns1.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for join-group.jp (unsigned zone)
⏱️ Timing
Total: 768ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.90.231.135 |
| NS | 3 | ns1.xbiz.ne.jp, ns3.xbiz.ne.jp... |
| MX | 1 | mgc.cybermail.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv354.xbiz.ne.jp +a:join-group |
| SOA | 1 | ns1.xbiz.ne.jp root.xbiz.ne.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.xbiz.ne.jp, ns2.xbiz.ne.jp, ns3.xbiz.ne.jp)
Analysis
Hierarchy
The parent of www.join-group.jp is join-group.jp.
IP Addresses
join-group.jp points to an IP address: 183.90.231.135.
other host names include sv354.xbiz.ne.jp, tennen.org, freefree.jp, www.keika-c.ed.jp and _dc-mx.89adf2e98037.korepo.com; they share IP numbers with join-group.jp.
Name Servers
join-group.jp is delegated to three name servers ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
join-group.jp at least partially shares name servers with other domains, for instance kinutasika-implant.com, satuki-hp.com, sena.network, nilsoft.com and mactools.jp.
Host names with one IP:
ns1.xbiz.ne.jp points to 157.112.182.247; ns2.xbiz.ne.jp points to 35.76.79.244; ns3.xbiz.ne.jp points to 157.112.191.237.
Mail Servers
join-group.jp is handled by a single mail server, mgc.cybermail.jp.
join-group.jp uses the same mail server setup as other domains, for instance bpmso.com, teijyu-jiritsu.jp, koseikan.jp, jbcc.co.jp and yanagi-support.jp.
join-group.jp shares at least partially some mail servers with other domains, for instance acesys.co.jp, saisan.co.jp, jrj.co.jp, kyouryokukai.or.jp and jmha.or.jp.
The host name mgc.cybermail.jp points to IP 27.121.5.160.