data-science.gr.jp - robtex.com
data-science.gr.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.198.183🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2943.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 | data-science.gr.jp ⭐ | ||||||
| A | 49.212.198.183🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2943.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2943.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2017-05-10 #20 | ||||||
gr.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | gr.jp. | ||||||
MX for
data-science.gr.jp |
Same first word
data-science.gr.jp |
data-science.engineer |
data-science.pl |
data-science.ie |
data-science.com.ua |
data-science.careers |
Similar names
DNS History
5 records (5 active, 0 former)
●MXdata-science.gr.jp2017-05-29 → 2026-03-24 · 2 obs
● 2026-03-24 20:10:20
●A49.212.198.1832017-05-29 → 2026-03-24 · 2 obs
● 2026-03-24 20:10:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, h.dns.jp, a.dns.jp, f.dns.jp... | - |
| data-science.gr.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 data-science.gr.jp (unsigned zone)
⏱️ Timing
Total: 630ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.198.183 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | data-science.gr.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2943.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
Mail Server Role
The mail server for data-science.gr.jp is data-science.gr.jp.
IP Addresses
data-science.gr.jp points to a single IP address: 49.212.198.183.
Other host names such as amenohito.com, atelier-yoji.com, www2943.sakura.ne.jp, i-think21.co.jp and mimi-cd.com share IPs with data-science.gr.jp.
Name Servers
data-science.gr.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
data-science.gr.jp at least partially shares name servers with other domains, for example itoe.sakura.ne.jp, kuberuba.com, limeotter.sakura.ne.jp, 185.94.219.in-addr.arpa and nishinaka.com.
these name servers are commonly used alongside dns.sakura.ad.jp name servers.
Host names with a single IP address:
master.dns.ne.jp resolves to 210.224.172.18.
ns1.dns.ne.jp resolves to 61.211.236.1.
ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
One mail server handles data-science.gr.jp; that server is data-science.gr.jp.
data-science.gr.jp points to a single IP number: 49.212.198.183.