brainwave.co.jp - robtex.com
brainwave.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.14.245🇯🇵 SAKURA-A182.48.14.0/24 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan | ||||||
| PTR | 245.14.48.182.static.www2517m.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 | brainwave.co.jp ⭐ | ||||||
| A | 182.48.14.245🇯🇵 SAKURA-A182.48.14.0/24 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka-shi, Osaka 530-0011, Japan | ||||||
| PTR | 245.14.48.182.static.www2517m.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2517m.sakura.ne.jp mx ~all | ||||||
| TXT | MS=892FBFBB2BF267FEE6D46BE32E3B99771538B3EA | ||||||
| TXT | MS=2A9E267465749F492799EC0B89908D7785DBB4F5 | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2025-01-15 #2 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
brainwave.co.jp |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●MXbrainwave.co.jp2015-06-28 → 2026-08-15 · 2 obs
● 2026-08-15 21:12:20
●A182.48.14.2452015-06-28 → 2026-08-15 · 2 obs
● 2026-08-15 21:12:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, h.dns.jp, a.dns.jp, e.dns.jp... | - |
| brainwave.co.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for brainwave.co.jp (unsigned zone)
⏱️ Timing
Total: 638ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.14.245 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | brainwave.co.jp (pri: 10) |
| TXT | 3 | v=spf1 a:www2517m.sakura.ne.jp mx ~all, MS=892FBFBB2BF267FEE6D46BE32E3B99771538B... |
| 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
The MX record for brainwave.co.jp points back to brainwave.co.jp — it is its own mail server.
IP Addresses
brainwave.co.jp directs to one IP number, which is 182.48.14.245.
Host names like 245.14.48.182.static.www2517m.sakura.ne.jp are further examples that share IP numbers with brainwave.co.jp.
Name Servers
brainwave.co.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
The name servers of brainwave.co.jp overlap at least partially with those of other domains — among them shinri.info, pushthebutton.jp, takt-cars.com and two more.
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 — each hostname maps to exactly one IP address.
Mail Servers
The MX record for brainwave.co.jp points to a single mail server: brainwave.co.jp.
brainwave.co.jp carries a single IP number, which is 182.48.14.245.