edu-app.jp - robtex.com
edu-app.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.131.206.8🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv10007.star.ne.jp | ||||||
| NS | ns1.star-domain.jp ⭐ | ||||||
| A | 162.43.112.88🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | ns1.star-domain.jp | ||||||
| NS | ns2.star-domain.jp | ||||||
| A | 176.32.75.178🇯🇵 Amazon176.32.64.0/19 EC2 NRT prefix | ||||||
| PTR | ns2.star-domain.jp | ||||||
| NS | ns3.star-domain.jp | ||||||
| A | 162.43.113.241🇯🇵 XSERVER-AS162.43.112.0/21 XSERVER Inc. | ||||||
| PTR | ns3.star-domain.jp | ||||||
| MX | edu-app.jp ⭐ | ||||||
| A | 85.131.206.8🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc. | ||||||
| PTR | sv10007.star.ne.jp | ||||||
| TXT | v=spf1 +a:sv10007.star.ne.jp +a:edu-app.jp +mx include:spf.sender.xserver.jp ... | ||||||
| SOA | ns1.star-domain.jproot@star-domain.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=1774472403 | ||||||
MX for
edu-app.jp |
Same first word
DNS History
5 records (5 active, 0 former)
●NSns1.star-domain.jp2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 21:25:52
●NSns2.star-domain.jp2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 21:25:52
●NSns3.star-domain.jp2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 21:25:52
●MXedu-app.jp2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 21:25:52
●A85.131.206.82026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 21:25:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| edu-app.jp | ns3.star-domain.jp, ns2.star-domain.jp, ns1.star-domain.jp | 3 records |
✅ Authoritative Response
Server:162.43.112.88
NS records: ns3.star-domain.jp, ns2.star-domain.jp, ns1.star-domain.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for edu-app.jp (unsigned zone)
⏱️ Timing
Total: 869ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.206.8 |
| NS | 3 | ns1.star-domain.jp, ns3.star-domain.jp... |
| MX | 1 | edu-app.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv10007.star.ne.jp +a:edu-app. |
| SOA | 1 | ns1.star-domain.jp root.star-domain.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns3.star-domain.jp, ns2.star-domain.jp, ns1.star-domain.jp)
Analysis
Mail Server Role
For edu-app.jp, the mail server is edu-app.jp.
IP Addresses
edu-app.jp resolves to one IP number: 85.131.206.8.
other host names including engine-fire.com, cbdevelop.com, outbook.jp, 100mon.jp and creative-service.net share IP numbers with edu-app.jp.
Name Servers
edu-app.jp is delegated to three name servers ns1.star-domain.jp, ns2.star-domain.jp and ns3.star-domain.jp.
edu-app.jp at least partially shares name servers with other domains, for instance zo3.info, ko-net.jp, 5gyou.com, iinabox.net and kagi-nagoya-chikusa.com.
Host names with one IP number: ns1.star-domain.jp points to 162.43.112.88; ns2.star-domain.jp points to 176.32.75.178; ns3.star-domain.jp points to 162.43.113.241.
Mail Servers
edu-app.jp is served by a single mail server, edu-app.jp.
edu-app.jp resolves to IP 85.131.206.8.