u-cat.jp - robtex.com
u-cat.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | u-cat.jp ⭐ | ||||||
| NS | dns01.muumuu-domain.com | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| MX | sv342.xbiz.ne.jp ⭐ | ||||||
| A | 183.90.231.123🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc. | ||||||
| PTR | sv342.xbiz.ne.jp | ||||||
| TXT | v=spf1 +a:sv342.xbiz.ne.jp +a:u-cat.jp +mx include:spf.sender.xserver.jp ~all | ||||||
| SOA | u-cat.jppostmaster@u-cat.jp serial=1706697702 | ||||||
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=1777219203 | ||||||
Subdomains
www.u-cat.jp |
Same first word
u-cat.jp |
Similar names
DNS History
5 records (4 active, 1 former)
●NSdns01.muumuu-domain.com2017-01-28 → 2026-04-26 · 2 obs
● 2026-04-26 16:23:04
●NSdns02.muumuu-domain.com2017-01-28 → 2026-04-26 · 2 obs
● 2026-04-26 16:23:04
●NSu-cat.jp2017-01-28 → 2026-04-26 · 2 obs
● 2026-04-26 16:23:04
○MXmail.u-cat.jp2017-01-28 → 2018-07-01 · 4 obs
● 2018-07-01 09:38:14
○ 2026-04-26 16:23:00
○ 2026-04-26 16:23:04
●MXsv342.xbiz.ne.jp2026-04-26 → 2026-04-26 · 3 obs
● 2026-04-26 16:23:00
● 2026-04-26 16:23:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| u-cat.jp | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u-cat.jp (unsigned zone)
⏱️ Timing
Total: 1539ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns02.muumuu-domain.com, dns01.muumuu-domain.com |
| MX | 1 | sv342.xbiz.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 +a:sv342.xbiz.ne.jp +a:u-cat.jp + |
| SOA | 1 | u-cat.jp postmaster.u-cat.jp |
Analysis
Hierarchy
u-cat.jp is a parent of www.u-cat.jp.
Name Servers
u-cat.jp is delegated to three name servers: u-cat.jp, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
u-cat.jp at least partially shares name servers with other domains, for instance mkp-shop.jp, kunira.net, my-one-seven.com, shunchee.com and yuriuemura.com.
Host names with one IP number: dns01.muumuu-domain.com points to 202.239.23.39; dns02.muumuu-domain.com points to 160.251.249.62.
Mail Servers
u-cat.jp is handled by a single mail server, sv342.xbiz.ne.jp.
u-cat.jp uses the same mail server setup as other domains, such as s-fish.com, ather-c.jp and ather.co.jp.
sv342.xbiz.ne.jp points to a single IP: 183.90.231.123.