mecnet.jp - robtex.com
mecnet.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.159.72.104🇯🇵 IIJ-AS133.159.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | 104.72.159.133.static.iijgio.jp | ||||||
| A | 133.159.115.11🇯🇵 IIJ-AS133.159.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| 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 | mecnet.jp ⭐ | ||||||
| A | 133.159.72.104🇯🇵 IIJ-AS133.159.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | 104.72.159.133.static.iijgio.jp | ||||||
| A | 133.159.115.11🇯🇵 IIJ-AS133.159.0.0/16 IIJ IPv4 BLOCK ( AS2497 ) | ||||||
| PTR | 11.115.159.133.static.iijgio.jp | ||||||
| TXT | google-site-verification=C9bL7JJ_X-bp-FuQZLFOETexAXdnlzWytd5Rkh634lM | ||||||
| TXT | v=spf1 +a:sv253.xbiz.ne.jp +a:mecnet.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=1774620902 | ||||||
MX for
mecnet.jp |
Subdomains
study.mecnet.jp |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.xbiz.ne.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 14:50:56
●NSns2.xbiz.ne.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 14:50:56
●NSns3.xbiz.ne.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 14:50:56
●MXmecnet.jp2026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 14:50:56
●A133.159.115.112026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 14:50:56
●A133.159.72.1042026-03-07 → 2026-03-27 · 2 obs
● 2026-03-27 14:50:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| mecnet.jp | ns2.xbiz.ne.jp, ns3.xbiz.ne.jp, ns1.xbiz.ne.jp | 3 records |
✅ Authoritative Response
Server:157.112.182.247
NS records: ns2.xbiz.ne.jp, ns3.xbiz.ne.jp, ns1.xbiz.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mecnet.jp (unsigned zone)
⏱️ Timing
Total: 912ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 133.159.115.11, 133.159.72.104 |
| NS | 3 | ns1.xbiz.ne.jp, ns2.xbiz.ne.jp... |
| MX | 1 | mecnet.jp (pri: 0) |
| TXT | 2 | google-site-verification=C9bL7JJ_X-bp-Fu, v=spf1 +a:sv253.xbiz.ne.jp +a:mecnet.jp |
| 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
mecnet.jp is the parent of study.mecnet.jp.
Mail Server Role
mecnet.jp serves as the mail server for mecnet.jp.
IP Addresses
The entity mecnet.jp points to two IP numbers: 133.159.72.104 and 133.159.115.11.
Other host names, for instance, study.mecnet.jp share IP numbers with mecnet.jp.
Name Servers
The delegation for mecnet.jp is handled by three name servers: ns1.xbiz.ne.jp, ns2.xbiz.ne.jp and ns3.xbiz.ne.jp.
mecnet.jp shares name servers with other domains at least partially, for example avacostudio.com, toutokai.com, netdoor.jp, rokusou2022.com and inet-web.co.jp.
Host names with a single IP address: 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
mecnet.jp is handled by a single mail server, mecnet.jp.
mecnet.jp resolves to two IPs: 133.159.72.104 and 133.159.115.11.