simplus.jp - dns.ninja
simplus.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:e42:101:5:59:106:13:180🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN | ||||||
| PTR | www530.sakura.ne.jp | ||||||
| A | 59.106.13.180🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| 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 | simplus.jp ⭐ | ||||||
| A | 2001:e42:101:5:59:106:13:180🇯🇵 SAKURA-B2001:e40::/30 SAKURA Internet Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka 530-0011, JAPAN | ||||||
| PTR | www530.sakura.ne.jp | ||||||
| A | 59.106.13.180🇯🇵 SAKURA-B59.106.0.0/17 (7-0/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-14 Minami Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www530.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www530.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-02-02 #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=1781163903 | ||||||
Previously NS for
simplus.jp |
MX for
simplus.jp |
Subdomains
pine.simplus.jp |
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
●NSmaster.dns.ne.jp2026-03-28 → 2026-06-11 · 3 obs
● 2026-03-28 05:52:34
● 2026-06-11 08:05:44
●NSns1.dns.ne.jp2026-03-28 → 2026-06-11 · 3 obs
● 2026-03-28 05:52:34
● 2026-06-11 08:05:44
●NSns2.dns.ne.jp2026-03-28 → 2026-06-11 · 3 obs
● 2026-03-28 05:52:34
● 2026-06-11 08:05:44
○NSpine.simplus.jp2015-04-30 → 2017-03-18 · 4 obs
● 2017-03-18 04:16:00
○ 2026-03-28 05:52:34
○ 2026-06-11 08:05:44
○NSsimplus.jp2015-04-30 → 2017-03-18 · 4 obs
● 2017-03-18 04:16:00
○ 2026-03-28 05:52:34
○ 2026-06-11 08:05:44
○MXpine.simplus.jp2015-04-30 → 2017-03-18 · 4 obs
● 2017-03-18 04:16:00
○ 2026-03-28 05:52:34
○ 2026-06-11 08:05:44
●MXsimplus.jp2026-03-28 → 2026-06-11 · 3 obs
● 2026-03-28 05:52:34
● 2026-06-11 08:05:44
●A2001:e42:101:5:59:106:13:1802026-03-28 → 2026-06-11 · 2 obs
● 2026-06-11 08:05:44
●A59.106.13.1802026-03-28 → 2026-06-11 · 2 obs
● 2026-06-11 08:05:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| simplus.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 simplus.jp (unsigned zone)
⏱️ Timing
Total: 3836ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 59.106.13.180 |
| AAAA | 1 | 2001:e42:101:5:59:106:13:180 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | simplus.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www530.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
simplus.jp is a parent domain of pine.simplus.jp.
Mail Server Role
The MX record for simplus.jp points back to simplus.jp — it is its own mail server.
IP Addresses
simplus.jp points to two IP numbers: 59.106.13.180 and 2001:e42:101:5:59:106:13:180.
Among the host names that share IP numbers with simplus.jp are yamaki-home.sakura.ne.jp, shikaku-en.jp, ezop.jp and two others.
Name Servers
simplus.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
simplus.jp shares at least some of its name servers with other domains, including shirahamaso.co.jp, avonlea.jp, kmyys.net and two others.
master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP address: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
The MX record for simplus.jp points to a single mail server: simplus.jp.
simplus.jp points to two IP addresses: 59.106.13.180 and 2001:e42:101:5:59:106:13:180.