blue-sky.jp - robtex.com
blue-sky.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.197.174🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www50134.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | blue-sky.jp ⭐ | ||||||
| A | 163.43.197.174🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www50134.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www50134.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-01-26 #0 | ||||||
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=1775930403 | ||||||
MX for
blue-sky.jp |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSns1.naviservers.net2015-07-12 → 2017-03-15 · 3 obs
● 2017-03-15 15:18:00
○ 2026-04-11 18:50:54
○NSns2.naviservers.net2015-07-12 → 2017-03-15 · 3 obs
● 2017-03-15 15:18:00
○ 2026-04-11 18:50:54
●MXblue-sky.jp2015-07-12 → 2026-04-11 · 2 obs
● 2026-04-11 18:50:54
●A163.43.197.1742026-04-11 → 2026-04-11 · 2 obs
● 2026-04-11 18:50:54
○A202.218.18.1682015-07-12 → 2017-03-15 · 3 obs
● 2017-03-15 15:18:00
○ 2026-04-11 18:50:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| blue-sky.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blue-sky.jp (unsigned zone)
⏱️ Timing
Total: 978ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.197.174 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | blue-sky.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www50134.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Mail Server Role
blue-sky.jp serves as the mail server for blue-sky.jp.
IP Addresses
blue-sky.jp points to IP number 163.43.197.174.
For instance, other host names springwood.jp, zero-fighter.com, 4118.tv, sankura.com and mirabell.be share IP numbers with blue-sky.jp.
Name Servers
The delegation for blue-sky.jp is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
blue-sky.jp shares name servers with other domains at least partially, for example futokaiko.jp, fielder.jp, nyalpro.com, mansion-review.jp and antian.sakura.ne.jp.
These name servers are commonly used with dns.sakura.ad.jp.
Host names with a single IP address: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
blue-sky.jp is handled by a single mail server, blue-sky.jp.
blue-sky.jp points to a single IP: 163.43.197.174.