duoware.jp - robtex.com
duoware.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 125.206.231.85🇯🇵 OCN125.200.0.0/13 (AS4713) CIDR BLOCK 75 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| NS | 01.dnsv.jp ⭐ ⚠️ Not in zone NS records | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp ⚠️ Not in zone NS records | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | s85.duoware.jp ⚠️ Not in parent delegation | ||||||
| A | 125.206.231.85🇯🇵 OCN125.200.0.0/13 (AS4713) CIDR BLOCK 75 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| NS | s85.suntac-net.jp ⚠️ Not in zone NS records | ||||||
| A | 125.206.231.85🇯🇵 OCN125.200.0.0/13 (AS4713) CIDR BLOCK 75 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| NS | sakura.duoware.jp | ||||||
| A | 153.120.2.87🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www18073ui.sakura.ne.jp | ||||||
| MX | dmm.log ⭐ | ||||||
| TXT | 202203071142031CA7C4284811E68EDA5848853F129B81BB00C45DB20A9C11B9308B58B2289C59 | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1646621161 | ||||||
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=1777167002 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
●NS01.dnsv.jp2026-03-10 → 2026-04-26 · 3 obs
● 2026-03-10 03:19:14
● 2026-04-26 01:59:38
●NS02.dnsv.jp2026-03-10 → 2026-04-26 · 3 obs
● 2026-03-10 03:19:14
● 2026-04-26 01:59:38
○NS03.dnsv.jp2026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 07:48:42
○ 2026-03-17 16:38:00
○ 2026-04-26 01:59:38
○NS04.dnsv.jp2026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 07:48:42
○ 2026-03-17 16:38:00
○ 2026-04-26 01:59:38
●NSs85.duoware.jp2015-05-29 → 2026-04-26 · 2 obs
● 2026-04-26 01:59:38
●NSs85.suntac-net.jp2026-03-10 → 2026-04-26 · 3 obs
● 2026-03-10 03:19:14
● 2026-04-26 01:59:38
●NSsakura.duoware.jp2015-05-29 → 2026-04-26 · 2 obs
● 2026-04-26 01:59:38
●MXdmm.log2026-03-10 → 2026-04-26 · 6 obs
● 2026-03-10 03:19:14
● 2026-03-14 01:14:56
○ 2026-03-17 07:48:42
● 2026-03-17 16:38:00
● 2026-04-26 01:59:38
○MXs83.duoware.jp2015-05-29 → 2026-03-17 · 7 obs
● 2017-09-07 06:20:34
○ 2026-03-10 03:19:14
○ 2026-03-14 01:14:56
● 2026-03-17 07:48:42
○ 2026-03-17 16:38:00
○ 2026-04-26 01:59:38
●A125.206.231.852015-05-29 → 2026-04-26 · 7 obs
● 2017-09-07 06:20:34
○ 2026-03-10 03:19:14
● 2026-03-14 01:14:56
○ 2026-03-17 07:48:42
● 2026-03-17 16:38:00
● 2026-04-26 01:59:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| duoware.jp | 01.dnsv.jp, 02.dnsv.jp, s85.suntac-net.jp, sakura.duoware.jp | 4 records |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp, s85.suntac-net.jp, sakura.duoware.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duoware.jp (unsigned zone)
⏱️ Timing
Total: 4787ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 125.206.231.85 |
| NS | 2 | sakura.duoware.jp, s85.duoware.jp |
| MX | 1 | dmm.log (pri: 10) |
| TXT | 1 | 202203071142031CA7C4284811E68EDA5848853F |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 4
In-bailiwick: 1 (sakura.duoware.jp)
Out-of-bailiwick: 3 (01.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp)
Analysis
Hierarchy
The parent of sakura.duoware.jp, s83.duoware.jp and s85.duoware.jp is duoware.jp.
IP Addresses
duoware.jp points to an IP address: 125.206.231.85.
Other host names, such as s85.suntac-net.jp, suntac-net.jp and s85.duoware.jp, share IP numbers with duoware.jp.
Name Servers
duoware.jp is delegated to five name servers: 01.dnsv.jp, 02.dnsv.jp, s85.duoware.jp, sakura.duoware.jp and s85.suntac-net.jp.
duoware.jp at least partially shares name servers with other domains, for instance chamcham-smile.com, lifecard-promotion-dg.com, technowave.co.jp, e-plas.co.jp and phj.jp.
These name servers are commonly used with 03.dnsv.jp and 04.dnsv.jp.
Host names with two IP numbers:
01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53.
Host names with one IP number:
02.dnsv.jp points to 157.7.33.53.
s85.duoware.jp points to 125.206.231.85.
sakura.duoware.jp points to 153.120.2.87.
s85.suntac-net.jp points to 125.206.231.85.
Host names pointing to 125.206.231.85: s85.duoware.jp and s85.suntac-net.jp.