bluestudio.jp - robtex.com
bluestudio.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.185.241🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www15467uf.sakura.ne.jp | ||||||
| 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 ⚠️ Not in parent delegation | ||||||
| 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 ⚠️ Not in parent delegation | ||||||
| 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 | mail.bluestudio.jp ⭐ | ||||||
| A | 110.50.207.78🇯🇵 CPI-NET110.50.192.0/19 KDDI Web Communications Inc. | ||||||
| PTR | tewxcf78.secure.ne.jp | ||||||
| TXT | google-site-verification=22racPOQkOfdWDazfm_sFlY4CvBQle0Q0w6xSpm6_lI | ||||||
| TXT | v=spf1 +ip4:110.50.207.73 ~all | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1765771674 | ||||||
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=1785033902 | ||||||
Subdomains
mail.bluestudio.jp |
Same first word
Similar names
studioblue.in |
studioblue.com.au |
studiobleu.com |
studioblue.jp |
studioblue.sakura.ne.jp |
lubestudio.com |
bleustudio.com |
studioblue.net |
belustudio.com |
DNS History
6 records (6 active, 0 former)
●MXmail.bluestudio.jp2015-08-10 → 2026-07-26 · 2 obs
● 2026-07-26 02:51:54
●A49.212.185.2412015-08-10 → 2026-07-26 · 2 obs
● 2026-07-26 02:51:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, d.dns.jp, g.dns.jp, b.dns.jp... | - |
| bluestudio.jp | 01.dnsv.jp, 02.dnsv.jp | 3 records |
✅ Authoritative Response
Server:157.7.33.53
NS records: 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bluestudio.jp (unsigned zone)
⏱️ Timing
Total: 821ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.185.241 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.bluestudio.jp (pri: 10) |
| TXT | 2 | google-site-verification=22racPOQkOfdWDa, v=spf1 +ip4:110.50.207.73 ~all |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (02.dnsv.jp, 01.dnsv.jp, 01.dnsv.jp)
Analysis
Hierarchy
mail.bluestudio.jp is delegated beneath bluestudio.jp.
IP Addresses
bluestudio.jp points to a single IP number: 49.212.185.241.
Name Servers
bluestudio.jp has four authoritative name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
There is at least partial name server overlap between bluestudio.jp and other domains — ixis.jp, komachi-musume.com, iaj.jp and two more among them.
Host names with two IP numbers:
01.dnsv.jp resolves to two addresses: 157.7.32.53 and 2400:8500:3300::53.
03.dnsv.jp resolves to two addresses: 157.7.34.53 and 2400:8500:3000::53.
04.dnsv.jp resolves to two addresses: 157.7.35.53 and 2400:8500:3fff::53.
Host names pointing to a single IP address:
The hostname 02.dnsv.jp resolves to 157.7.33.53.
Mail Servers
bluestudio.jp has one mail server: mail.bluestudio.jp.
mail.bluestudio.jp carries a single IP number, which is 110.50.207.78.