internext.jp - dns.ninja
internext.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.120.112.220🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | 220.112.120.153.static.www7492m.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 | internext.jp ⭐ | ||||||
| A | 153.120.112.220🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | 220.112.120.153.static.www7492m.sakura.ne.jp | ||||||
| TXT | google-site-verification=9LzR2IrW2WT5dv7-Wp9Pscl5xkjnqYHxpVQu8DHnlFo | ||||||
| TXT | v=spf1 a:www7492m.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-01-22 #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=1781696702 | ||||||
MX for
internext.jp |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXinternext.jp2015-07-19 → 2026-06-17 · 2 obs
● 2026-06-17 12:10:20
○A112.78.202.1402015-07-19 → 2018-09-03 · 4 obs
● 2018-09-03 11:03:04
○ 2026-03-30 13:49:58
○ 2026-06-17 12:10:20
●A153.120.112.2202026-03-30 → 2026-06-17 · 3 obs
● 2026-03-30 13:49:58
● 2026-06-17 12:10:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| internext.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 internext.jp (unsigned zone)
⏱️ Timing
Total: 904ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.120.112.220 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | internext.jp (pri: 10) |
| TXT | 2 | google-site-verification=9LzR2IrW2WT5dv7, v=spf1 a:www7492m.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
internext.jp acts as its own mail server.
IP Addresses
internext.jp points to a single IP number: 153.120.112.220.
Additional host names — kensetumap.com, teraoka-office.com, terashima-office.com and two others — share IP numbers with internext.jp.
Name Servers
internext.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of internext.jp's name servers are shared with other domains, for example miyauchi-takei.com, naada.jp, bhu.f-counter.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
internext.jp has a single mail server: internext.jp itself.
internext.jp carries a single IP number, which is 153.120.112.220.