npl.jp - robtex.com
npl.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.154.249.101🇯🇵 OCN210.154.0.0/16 (AS4713) CIDR BLOCK 5 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | npl.jp | ||||||
| NS | mwns1.customer.ne.jp ⭐ | ||||||
| A | 210.150.23.210🇯🇵 InfoSphere210.150.0.0/16 INFOSPHERE | ||||||
| NS | mwns2.customer.ne.jp | ||||||
| A | 202.17.152.183🇯🇵 InfoSphere202.17.128.0/19 INFOSPHERE | ||||||
| MX | npl.jp ⭐ | ||||||
| A | 210.154.249.101🇯🇵 OCN210.154.0.0/16 (AS4713) CIDR BLOCK 5 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | npl.jp | ||||||
| TXT | v=spf1 a include:_spf.bizmw.com ~all | ||||||
| SOA | mwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613990442 | ||||||
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=1783721702 | ||||||
PTR for
MX for
npl.jp |
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
●NSmwns1.customer.ne.jp2026-05-22 → 2026-07-10 · 3 obs
● 2026-05-22 16:02:42
● 2026-07-10 23:25:24
●NSmwns2.customer.ne.jp2026-05-22 → 2026-07-10 · 3 obs
● 2026-05-22 16:02:42
● 2026-07-10 23:25:24
○NSns-219.dns.jp-e1.cloudn-service.com2016-01-16 → 2021-03-01 · 5 obs
● 2016-01-16 05:14:30
● 2021-03-01 15:40:56
○ 2026-05-22 16:02:42
○ 2026-07-10 23:25:24
○NSns-220.dns.jp-w1.cloudn-service.com2016-01-16 → 2021-03-01 · 5 obs
● 2016-01-16 05:14:30
● 2021-03-01 15:40:56
○ 2026-05-22 16:02:42
○ 2026-07-10 23:25:24
○NSns-221.dns.us-e1.cloudn-service.com2016-01-16 → 2021-03-01 · 5 obs
● 2016-01-16 05:14:30
● 2021-03-01 15:40:56
○ 2026-05-22 16:02:42
○ 2026-07-10 23:25:24
○NSns1.secure.net2015-05-16 → 2015-11-01 · 4 obs
● 2015-11-01 15:50:02
○ 2016-01-16 05:14:30
○ 2026-07-10 23:25:24
○NSns2.secure.net2015-05-16 → 2015-11-01 · 4 obs
● 2015-11-01 15:50:02
○ 2016-01-16 05:14:30
○ 2026-07-10 23:25:24
●MXnpl.jp2015-05-16 → 2026-07-10 · 2 obs
● 2026-07-10 23:25:24
○A111.68.151.2402015-05-16 → 2015-05-16 · 3 obs
○ 2015-11-01 15:50:02
○ 2026-07-10 23:25:24
○A122.1.224.1082015-11-01 → 2021-03-01 · 5 obs
● 2015-11-01 15:50:02
● 2021-03-01 15:40:56
○ 2026-05-22 16:02:42
○ 2026-07-10 23:25:24
●A210.154.249.1012026-05-22 → 2026-07-10 · 3 obs
● 2026-05-22 16:02:42
● 2026-07-10 23:25:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, h.dns.jp, a.dns.jp, g.dns.jp... | - |
| npl.jp | mwns1.customer.ne.jp, mwns2.customer.ne.jp | - |
✅ Authoritative Response
Server:202.17.152.183
NS records: mwns1.customer.ne.jp, mwns2.customer.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for npl.jp (unsigned zone)
⏱️ Timing
Total: 1590ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.154.249.101 |
| NS | 2 | mwns1.customer.ne.jp, mwns2.customer.ne.jp |
| MX | 1 | npl.jp (pri: 10) |
| TXT | 1 | v=spf1 a include:_spf.bizmw.com ~all |
| SOA | 1 | mwns1.customer.ne.jp host-plan-ac.ntt.co |
Analysis
Mail Server Role
npl.jp serves as a mail server for npl.jp.
IP Addresses
npl.jp has exactly one IP address — 210.154.249.101.
Name Servers
Two name servers handle the delegation for npl.jp: mwns1.customer.ne.jp and mwns2.customer.ne.jp.
The name server configuration of npl.jp is shared with other domains, for instance aoibudokan.net, i2m-cc.co.jp, naritagodo.jp and two others.
mwns1.customer.ne.jp → 210.150.23.210 and mwns2.customer.ne.jp → 202.17.152.183: one IP number per host name.
Mail Servers
npl.jp uses exactly one mail server, which is npl.jp.
npl.jp carries a single IP number, which is 210.154.249.101.