second-design.jp - robtex.com
second-design.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.78.112.237🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1897.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 | second-design.jp ⭐ | ||||||
| A | 112.78.112.237🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1897.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1897.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-01-30 #1 | ||||||
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=1774825203 | ||||||
MX for
second-design.jp |
Subdomains
www.second-design.jp |
Same first word
second-design.jp |
DNS History
10 records (5 active, 5 former)
○NSdragon.powernet.jp2015-05-27 → 2017-08-21 · 4 obs
● 2017-08-21 14:38:36
○ 2026-02-16 03:39:48
○ 2026-03-29 23:21:16
●NSmaster.dns.ne.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 03:39:48
● 2026-03-29 23:21:16
●NSns1.dns.ne.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 03:39:48
● 2026-03-29 23:21:16
●NSns2.dns.ne.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 03:39:48
● 2026-03-29 23:21:16
○NSslime.powernet.jp2015-05-27 → 2017-08-21 · 4 obs
● 2017-08-21 14:38:36
○ 2026-02-16 03:39:48
○ 2026-03-29 23:21:16
○NSwww.second-design.jp2015-05-27 → 2017-08-21 · 4 obs
● 2017-08-21 14:38:36
○ 2026-02-16 03:39:48
○ 2026-03-29 23:21:16
●MXsecond-design.jp2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 03:39:48
● 2026-03-29 23:21:16
○MXwww.second-design.jp2015-05-27 → 2017-08-21 · 4 obs
● 2017-08-21 14:38:36
○ 2026-02-16 03:39:48
○ 2026-03-29 23:21:16
●A112.78.112.2372026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 03:39:48
● 2026-03-29 23:21:16
○A183.177.132.1312015-05-27 → 2017-08-21 · 4 obs
● 2017-08-21 14:38:36
○ 2026-02-16 03:39:48
○ 2026-03-29 23:21:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, f.dns.jp, g.dns.jp, b.dns.jp... | - |
| second-design.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for second-design.jp (unsigned zone)
⏱️ Timing
Total: 1554ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.112.237 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | second-design.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www1897.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
Hierarchy
second-design.jp is the parent of www.second-design.jp.
Mail Server Role
For second-design.jp, the mail server is second-design.jp.
IP Addresses
second-design.jp points to a single IP number: 112.78.112.237.
other host names for instance lesk.jp, sanyokensetsu.net, nittoku.net, www1897.sakura.ne.jp and ba-um.com share IP numbers with second-design.jp.
Name Servers
second-design.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
second-design.jp at least partially shares name servers with other domains, for instance carricon.com, kawai88.sakura.ne.jp, dogscs.net, it-biz.net and fum-tan.sakura.ne.jp.
These name servers are commonly used with the name servers dns.sakura.ad.jp.
Host names with one IP number:
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
One mail server handles second-design.jp.
Host name second-design.jp points to IP address 112.78.112.237.