amplug.jp - dns.ninja
amplug.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.43.102.66🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www3856.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 | amplug.jp ⭐ | ||||||
| A | 163.43.102.66🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | www3856.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3856.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2020-03-28 #3 | ||||||
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=1782730802 | ||||||
MX for
amplug.jp |
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
○NSkotetsu.alpha-lt.net2015-06-28 → 2018-09-25 · 4 obs
● 2018-09-25 17:42:44
○ 2026-03-21 13:16:08
○ 2026-06-29 11:35:28
●NSmaster.dns.ne.jp2026-03-21 → 2026-06-29 · 3 obs
● 2026-03-21 13:16:08
● 2026-06-29 11:35:28
●NSns1.dns.ne.jp2026-03-21 → 2026-06-29 · 3 obs
● 2026-03-21 13:16:08
● 2026-06-29 11:35:28
●NSns2.dns.ne.jp2026-03-21 → 2026-06-29 · 3 obs
● 2026-03-21 13:16:08
● 2026-06-29 11:35:28
○NStsukuba.aics.ne.jp2015-06-28 → 2018-09-25 · 4 obs
● 2018-09-25 17:42:44
○ 2026-03-21 13:16:08
○ 2026-06-29 11:35:28
●MXamplug.jp2026-03-21 → 2026-06-29 · 3 obs
● 2026-03-21 13:16:08
● 2026-06-29 11:35:28
○MXampub01.alpha-mail.net2015-06-28 → 2018-09-25 · 4 obs
● 2018-09-25 17:42:44
○ 2026-03-21 13:16:08
○ 2026-06-29 11:35:28
○MXampub02.alpha-mail.net2015-06-28 → 2018-09-25 · 4 obs
● 2018-09-25 17:42:44
○ 2026-03-21 13:16:08
○ 2026-06-29 11:35:28
○MXampub03.alpha-mail.net2015-06-28 → 2018-09-25 · 4 obs
● 2018-09-25 17:42:44
○ 2026-03-21 13:16:08
○ 2026-06-29 11:35:28
●A163.43.102.662026-03-21 → 2026-06-29 · 3 obs
● 2026-03-21 13:16:08
● 2026-06-29 11:35:28
○A216.230.250.1872015-06-28 → 2018-09-25 · 4 obs
● 2018-09-25 17:42:44
○ 2026-03-21 13:16:08
○ 2026-06-29 11:35:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| amplug.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 amplug.jp (unsigned zone)
⏱️ Timing
Total: 960ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 163.43.102.66 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | amplug.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www3856.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
amplug.jp acts as its own mail server.
IP Addresses
amplug.jp points to a single IP number: 163.43.102.66.
Additional host names — niimura-seat.com, syou-a.com, li-d.net and two others — share IP numbers with amplug.jp.
Name Servers
amplug.jp has three name servers — master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
amplug.jp has at least partial name server overlap with other domains, such as tokusa.info, earthlight.jp, tamaneko.jp and two others.
It is common to find these name servers paired with the name servers dns.sakura.ad.jp.
Each of the three hostnames points to exactly one IP address: master.dns.ne.jp points to 210.224.172.18, ns1.dns.ne.jp points to 61.211.236.1 and ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
amplug.jp has a single mail server: amplug.jp itself.
amplug.jp points to one IP number — 163.43.102.66.