chousa.co.jp - robtex.com
chousa.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.129.229🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1189.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 | chousa.co.jp ⭐ | ||||||
| A | 219.94.129.229🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1189.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1189.sakura.ne.jp mx ~all | ||||||
| TXT | google-site-verification=PuoqgoRbGfma5HarQ8pmJ-jfjsfEdzJ5AAsFmsA-w7I | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-05-16 #2 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
chousa.co.jp |
Same first word
chousa.net |
chousa.vn |
chousa.org |
chousa.info |
chousa.jp |
chousa.es |
chousa.ac |
chousa.hatenablog.com |
chousa.co.jp |
Similar names
DNS History
5 records (5 active, 0 former)
●MXchousa.co.jp2018-01-25 → 2026-08-01 · 2 obs
● 2026-08-01 07:30:46
●A219.94.129.2292018-01-25 → 2026-08-01 · 2 obs
● 2026-08-01 07:30:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| chousa.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 chousa.co.jp (unsigned zone)
⏱️ Timing
Total: 712ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.129.229 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | chousa.co.jp (pri: 10) |
| TXT | 2 | v=spf1 a:www1189.sakura.ne.jp mx ~all, google-site-verification=PuoqgoRbGfma5Ha |
| 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
chousa.co.jp acts as its own mail server.
IP Addresses
chousa.co.jp points to a single IP number: 219.94.129.229.
Additional host names — s-bianco.com, icdsys.com, imcpr.jp and two others — share IP numbers with chousa.co.jp.
Name Servers
chousa.co.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of chousa.co.jp's name servers are shared with other domains, for example sasn.jp, helpercall.com, hanac.com and two more.
These name servers tend to be used in conjunction with the name servers dns.sakura.ad.jp.
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
chousa.co.jp has a single mail server: chousa.co.jp itself.
chousa.co.jp carries a single IP number, which is 219.94.129.229.