i-at.jp - robtex.com
i-at.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2403:3a00:201:17:112:78:125:209🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2369.sakura.ne.jp | ||||||
| A | 112.78.125.209🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, 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 | i-at.jp ⭐ | ||||||
| A | 2403:3a00:201:17:112:78:125:209🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2369.sakura.ne.jp | ||||||
| A | 112.78.125.209🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2369.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2369.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-09-23 #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=1785692702 | ||||||
MX for
i-at.jp |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXi-at.jp2015-07-14 → 2026-08-02 · 2 obs
● 2026-08-02 18:18:44
●A112.78.125.2092015-07-14 → 2026-08-02 · 2 obs
● 2026-08-02 18:18:44
●A2403:3a00:201:17:112:78:125:2092026-06-08 → 2026-08-02 · 3 obs
● 2026-06-08 21:57:52
● 2026-08-02 18:18:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, g.dns.jp, a.dns.jp, e.dns.jp... | - |
| i-at.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for i-at.jp (unsigned zone)
⏱️ Timing
Total: 847ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.125.209 |
| AAAA | 1 | 2403:3a00:201:17:112:78:125:209 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | i-at.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2369.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
i-at.jp handles its own mail, functioning as its own mail server.
IP Addresses
i-at.jp points to the IP addresses 112.78.125.209 and 2403:3a00:201:17:112:78:125:209
Two other host names, along with ukinowa.com, kamome.org and katekyo-hikaku.info, also share IP numbers with i-at.jp.
Name Servers
The authoritative name servers for i-at.jp are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
There is at least partial name server overlap between i-at.jp and other domains — civilengineer.co.jp, 6.4.0.0.7.6.1.0.3.3.1.0.8.0.9.1.2.0.2.0.0.0.a.3.3.0.4.2.ip6.arpa, tootoumi.sakura.ne.jp and two more among them.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
i-at.jp is served by just one mail server: i-at.jp.
i-at.jp carries two IP numbers: 112.78.125.209 and 2403:3a00:201:17:112:78:125:209.