yuu-d.com - robtex.com
yuu-d.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.50.41.231🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | lswph001.jpnsv.net | ||||||
| NS | ns1.tsukaeru.ne.jp ⭐ | ||||||
| A | 119.82.31.29🇯🇵 TSUKAERUNET119.82.24.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | ns1.tsukaeru.ne.jp | ||||||
| NS | ns2.tsukaeru.ne.jp | ||||||
| A | 119.82.31.45🇯🇵 TSUKAERUNET119.82.24.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | ns2.tsukaeru.ne.jp | ||||||
| MX | mail.yuu-d.com ⭐ | ||||||
| A | 121.50.41.231🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | lswph001.jpnsv.net | ||||||
| SOA | ns1.tsukaeru.ne.jphost-master@acn-net.co.jp serial=1264456289 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774635092 | ||||||
Previously MX for
yuu-d.com |
Subdomains
mail.yuu-d.com |
Same first word
yuu-d.com |
DNS History
9 records (4 active, 5 former)
●NSns1.tsukaeru.ne.jp2026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 13:01:46
● 2026-03-27 18:15:58
○NSns1.tsukaeru.net2018-05-17 → 2018-05-17 · 4 obs
● 2018-05-17 09:09:06
○ 2026-02-24 13:01:46
○ 2026-03-27 18:15:58
●NSns2.tsukaeru.ne.jp2026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 13:01:46
● 2026-03-27 18:15:58
○NSns2.tsukaeru.net2018-05-17 → 2018-05-17 · 4 obs
● 2018-05-17 09:09:06
○ 2026-02-24 13:01:46
○ 2026-03-27 18:15:58
○NSns3.tsukaeru.net2018-05-17 → 2018-05-17 · 4 obs
● 2018-05-17 09:09:06
○ 2026-02-24 13:01:46
○ 2026-03-27 18:15:58
●MXmail.yuu-d.com2018-05-17 → 2026-03-27 · 2 obs
● 2026-03-27 18:15:58
○MXyuu-d.com2018-05-17 → 2018-05-17 · 4 obs
● 2018-05-17 09:09:06
○ 2026-02-24 13:01:46
○ 2026-03-27 18:15:58
○A119.82.26.1962018-05-17 → 2018-05-17 · 4 obs
● 2018-05-17 09:09:06
○ 2026-02-24 13:01:46
○ 2026-03-27 18:15:58
●A121.50.41.2312026-02-24 → 2026-03-27 · 3 obs
● 2026-02-24 13:01:46
● 2026-03-27 18:15:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net... | - |
| yuu-d.com | ns1.tsukaeru.ne.jp, ns2.tsukaeru.ne.jp | - |
✅ Authoritative Response
Server:119.82.31.29
NS records: ns1.tsukaeru.ne.jp, ns2.tsukaeru.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yuu-d.com (unsigned zone)
⏱️ Timing
Total: 1046ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.50.41.231 |
| NS | 2 | ns1.tsukaeru.ne.jp, ns2.tsukaeru.ne.jp |
| MX | 1 | mail.yuu-d.com (pri: 10) |
| SOA | 1 | ns1.tsukaeru.ne.jp host-master.acn-net.c |
Analysis
Hierarchy
mail.yuu-d.com has yuu-d.com as its parent.
IP Addresses
yuu-d.com maps to IP address 121.50.41.231.
Other host names, for instance mobiledesignarchive.jp, kaneko-i.jp, office-ida.com, zyco.jp and mail.japanexpert.jp share IP numbers with yuu-d.com.
Name Servers
Two name servers ns1.tsukaeru.ne.jp and ns2.tsukaeru.ne.jp are delegated to yuu-d.com.
yuu-d.com uses the same name server configuration as other domains, such as fujiws-web.com, gaien-rikon.com, clever-soft.info, michihara.jp and 107.112.27.in-addr.arpa.
yuu-d.com at least partially shares name servers with other domains such as yansoft.com, burnethill.com, officecab.jp, 240.83.203.in-addr.arpa and sefuri-jinkai.jp.
These name servers are commonly used alongside ns1.server6116.com, ns2.server6116.com and ns1.cloudmatika.com.
Host names with a single IP address:
ns1.tsukaeru.ne.jp points to 119.82.31.29
ns2.tsukaeru.ne.jp points to 119.82.31.45
Mail Servers
yuu-d.com is handled by a single mail server, mail.yuu-d.com.
mail.yuu-d.com points to one IP number: 121.50.41.231.