topics-t.jp - robtex.com
topics-t.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.17.164.153🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | c15cl630.mwprem.net | ||||||
| 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 | topics-t.jp ⭐ | ||||||
| A | 122.17.164.153🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | c15cl630.mwprem.net | ||||||
| TXT | v=spf1 +a include:_spf.mwprem.net ~all | ||||||
| SOA | mwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613958470 | ||||||
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=1776682803 | ||||||
MX for
topics-t.jp |
Same first word
topics-t.jp |
Similar names
DNS History
7 records (4 active, 3 former)
○NSdns1.directorz.jp2015-08-17 → 2017-08-16 · 4 obs
● 2017-08-16 14:10:38
○ 2026-02-15 05:56:58
○ 2026-04-20 11:22:12
○NSdns2.directorz.jp2015-08-17 → 2017-08-16 · 4 obs
● 2017-08-16 14:10:38
○ 2026-02-15 05:56:58
○ 2026-04-20 11:22:12
●NSmwns1.customer.ne.jp2026-02-15 → 2026-04-20 · 3 obs
● 2026-02-15 05:56:58
● 2026-04-20 11:22:12
●NSmwns2.customer.ne.jp2026-02-15 → 2026-04-20 · 3 obs
● 2026-02-15 05:56:58
● 2026-04-20 11:22:12
●MXtopics-t.jp2026-02-15 → 2026-04-20 · 2 obs
● 2026-04-20 11:22:12
●A122.17.164.1532026-02-15 → 2026-04-20 · 3 obs
● 2026-02-15 05:56:58
● 2026-04-20 11:22:12
○A27.133.227.92015-08-17 → 2017-08-16 · 4 obs
● 2017-08-16 14:10:38
○ 2026-02-15 05:56:58
○ 2026-04-20 11:22:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, h.dns.jp, b.dns.jp, a.dns.jp... | - |
| topics-t.jp | mwns2.customer.ne.jp, mwns1.customer.ne.jp | - |
✅ Authoritative Response
Server:210.150.23.210
NS records: mwns2.customer.ne.jp, mwns1.customer.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topics-t.jp (unsigned zone)
⏱️ Timing
Total: 1825ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.17.164.153 |
| NS | 2 | mwns2.customer.ne.jp, mwns1.customer.ne.jp |
| MX | 1 | topics-t.jp (pri: 10) |
| TXT | 1 | v=spf1 +a include:_spf.mwprem.net ~all |
| SOA | 1 | mwns1.customer.ne.jp host-plan-ac.ntt.co |
Analysis
Mail Server Role
For topics-t.jp, the mail server is topics-t.jp.
IP Addresses
topics-t.jp points to a single IP number: 122.17.164.153.
Other host names, for instance c15cl630.mwprem.net, share IP numbers with topics-t.jp.
Name Servers
topics-t.jp is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.
topics-t.jp shares the same name server setup as other domains, for example toki-kensetsu.ecnet.jp, salvatore.shop-site.jp, daiwa-corp.com, yozan.co.jp and chuwa.ne.jp.
Host names with one IP number:
The host mwns1.customer.ne.jp points to 210.150.23.210 and the host mwns2.customer.ne.jp points to 202.17.152.183.
Mail Servers
One mail server handles topics-t.jp.
Host name topics-t.jp points to IP address 122.17.164.153.