dump.jp - dns.ninja
dump.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.78.112.147🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1807.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 | dump.jp ⭐ | ||||||
| A | 112.78.112.147🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1807.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1807.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-02-02 #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=1780578903 | ||||||
MX for
dump.jp |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSmaster.dns.ne.jp2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 16:47:00
● 2026-06-04 13:56:18
●NSns1.dns.ne.jp2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 16:47:00
● 2026-06-04 13:56:18
●NSns2.dns.ne.jp2026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 16:47:00
● 2026-06-04 13:56:18
○NSns3.sphere.ad.jp2015-08-03 → 2017-04-24 · 4 obs
● 2017-04-24 12:49:38
○ 2026-02-23 16:47:00
○ 2026-06-04 13:56:18
○NSns4.sphere.ad.jp2015-08-03 → 2017-04-24 · 4 obs
● 2017-04-24 12:49:38
○ 2026-02-23 16:47:00
○ 2026-06-04 13:56:18
●MXdump.jp2015-08-03 → 2026-06-04 · 2 obs
● 2026-06-04 13:56:18
○A1.33.168.1572016-02-16 → 2017-04-24 · 5 obs
● 2016-02-16 14:27:34
● 2017-04-24 12:49:38
○ 2026-02-23 16:47:00
○ 2026-06-04 13:56:18
●A112.78.112.1472026-02-23 → 2026-06-04 · 3 obs
● 2026-02-23 16:47:00
● 2026-06-04 13:56:18
○A119.245.143.1742015-08-03 → 2015-11-29 · 4 obs
● 2015-11-29 00:24:44
○ 2016-02-16 14:27:34
○ 2026-06-04 13:56:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, g.dns.jp, b.dns.jp, c.dns.jp... | - |
| dump.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 dump.jp (unsigned zone)
⏱️ Timing
Total: 3340ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.112.147 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | dump.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www1807.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
The MX record for dump.jp points back to dump.jp — it is its own mail server.
IP Addresses
dump.jp directs to one IP number, which is 112.78.112.147.
Among the host names that share IP numbers with dump.jp are enegrucc2.sakura.ne.jp, joundamotors.com, takuseki.com and two others.
Name Servers
dump.jp carries NS records delegating to master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
There is at least partial name server overlap between dump.jp and other domains — keio-web.com, cms.c-okinawa.co.jp, mail.hscop.com and two more among them.
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 dump.jp points to a single mail server: dump.jp.
dump.jp carries a single IP number, which is 112.78.112.147.