brainplus.jp - dns.ninja
brainplus.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.158.28🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | 28.158.94.219.static.www120b.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 | brainplus.jp ⭐ | ||||||
| A | 219.94.158.28🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | 28.158.94.219.static.www120b.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www120b.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2022-07-23 #14 | ||||||
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=1780580702 | ||||||
MX for
brainplus.jp |
Same first word
brainplus.eu |
brainplus.jp |
brainplus.ru |
Similar names
DNS History
10 records (5 active, 5 former)
●NSmaster.dns.ne.jp2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:27:28
● 2026-06-04 14:27:30
○NSns01.trademarkarea.com2015-07-17 → 2016-03-24 · 4 obs
● 2016-03-24 06:19:06
○ 2016-11-28 16:47:10
○ 2026-06-04 14:27:30
○NSns02.trademarkarea.com2015-07-17 → 2016-03-24 · 4 obs
● 2016-03-24 06:19:06
○ 2016-11-28 16:47:10
○ 2026-06-04 14:27:30
○NSns03.trademarkarea.com2015-07-17 → 2016-03-24 · 4 obs
● 2016-03-24 06:19:06
○ 2016-11-28 16:47:10
○ 2026-06-04 14:27:30
●NSns1.dns.ne.jp2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:27:28
● 2026-06-04 14:27:30
●NSns2.dns.ne.jp2026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:27:28
● 2026-06-04 14:27:30
●MXbrainplus.jp2026-06-04 → 2026-06-04 · 2 obs
● 2026-06-04 14:27:30
○A192.230.79.892015-07-17 → 2016-03-24 · 4 obs
● 2016-03-24 06:19:06
○ 2016-11-28 16:47:10
○ 2026-06-04 14:27:30
○A199.83.135.1022015-07-17 → 2016-03-24 · 4 obs
● 2016-03-24 06:19:06
○ 2016-11-28 16:47:10
○ 2026-06-04 14:27:30
●A219.94.158.282026-06-04 → 2026-06-04 · 3 obs
● 2026-06-04 14:27:28
● 2026-06-04 14:27:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| brainplus.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for brainplus.jp (unsigned zone)
⏱️ Timing
Total: 1990ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.158.28 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | brainplus.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www120b.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Mail Server Role
brainplus.jp acts as its own mail server.
IP Addresses
brainplus.jp points to a single IP number: 219.94.158.28.
Additional host names — a-consul.co.jp, 1-co.jp, mori978office.com and two others — share IP numbers with brainplus.jp.
Name Servers
brainplus.jp is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
brainplus.jp shares at least some of its name servers with other domains, including lei-tane.com, country-life.co.jp, si-ts.com and two others.
master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.
Mail Servers
brainplus.jp has a single mail server: brainplus.jp itself.
brainplus.jp resolves to 219.94.158.28 and no other IP number.