joysweb.jp - robtex.com
joysweb.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.50.47.108🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | server12.koeda.biz | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| 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 | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | joysweb.jp ⭐ | ||||||
| A | 121.50.47.108🇯🇵 TSUKAERUNET121.50.40.0/21 JMF Investment & Technology PTY LTD 1082 Minamiagata-machi | ||||||
| PTR | server12.koeda.biz | ||||||
| TXT | v=spf1 ip4:121.50.47.108 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1761803414 | ||||||
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=1776099603 | ||||||
MX for
joysweb.jp |
Subdomains
mail.joysweb.jp |
Same first word
joysweb.jp |
DNS History
11 records (6 active, 5 former)
●NS01.dnsv.jp2026-03-11 → 2026-04-13 · 3 obs
● 2026-03-11 12:09:14
● 2026-04-13 17:15:10
●NS02.dnsv.jp2026-03-11 → 2026-04-13 · 3 obs
● 2026-03-11 12:09:14
● 2026-04-13 17:15:10
●NS03.dnsv.jp2026-03-11 → 2026-04-13 · 3 obs
● 2026-03-11 12:09:14
● 2026-04-13 17:15:10
●NS04.dnsv.jp2026-03-11 → 2026-04-13 · 3 obs
● 2026-03-11 12:09:14
● 2026-04-13 17:15:10
○NSns1.tsukaeru.net2015-08-08 → 2017-05-31 · 4 obs
● 2017-05-31 04:15:22
○ 2026-03-11 12:09:14
○ 2026-04-13 17:15:10
○NSns2.tsukaeru.net2015-08-08 → 2017-05-31 · 4 obs
● 2017-05-31 04:15:22
○ 2026-03-11 12:09:14
○ 2026-04-13 17:15:10
●MXjoysweb.jp2015-08-08 → 2026-04-13 · 2 obs
● 2026-04-13 17:15:10
○MXmail.joysweb.jp2015-08-08 → 2017-05-31 · 4 obs
● 2017-05-31 04:15:22
○ 2026-03-11 12:09:14
○ 2026-04-13 17:15:10
○A119.82.29.232017-05-31 → 2017-05-31 · 4 obs
● 2017-05-31 04:15:22
○ 2026-03-11 12:09:14
○ 2026-04-13 17:15:10
●A121.50.47.1082026-03-11 → 2026-04-13 · 3 obs
● 2026-03-11 12:09:14
● 2026-04-13 17:15:10
○A27.112.108.1802015-08-08 → 2016-08-08 · 4 obs
● 2016-08-08 14:56:14
○ 2017-05-31 04:15:22
○ 2026-04-13 17:15:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| joysweb.jp | 04.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp, 03.dnsv.jp | 7 records |
✅ Authoritative Response
Server:157.7.34.53
NS records: 04.dnsv.jp, 02.dnsv.jp, 01.dnsv.jp, 03.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for joysweb.jp (unsigned zone)
⏱️ Timing
Total: 878ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.50.47.108 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | joysweb.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:121.50.47.108 ~all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 7
Out-of-bailiwick: 7 (04.dnsv.jp, 03.dnsv.jp, 02.dnsv.jp...)
Analysis
Hierarchy
joysweb.jp is a parent of mail.joysweb.jp.
Mail Server Role
joysweb.jp serves as the mail server for joysweb.jp.
IP Addresses
joysweb.jp points to a single IP number: 121.50.47.108.
Other host names, for instance joysoho.com, koeda.biz, oamishirasato-taikyo.net, koeda.cc and gonja.info share IP numbers with joysweb.jp.
Name Servers
joysweb.jp is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
joysweb.jp at least partially shares name servers with other domains, for instance ask-hinkan.com, spot-pj.com, event-web2.info, raw-hide.co.jp and takehana.info.
Host names with two IPs:
01.dnsv.jp points to: 2400:8500:3300::53 and 157.7.32.53.
03.dnsv.jp points to: 2400:8500:3000::53 and 157.7.34.53.
04.dnsv.jp points to: 2400:8500:3fff::53 and 157.7.35.53.
Host names with one IP:
02.dnsv.jp points to: 157.7.33.53.
Mail Servers
A single mail server handles joysweb.jp.
joysweb.jp points to a single IP: 121.50.47.108.