tactec.jp - robtex.com
tactec.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 122.28.56.249🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | tactec.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 | tactec.jp ⭐ | ||||||
| A | 122.28.56.249🇯🇵 OCN122.16.0.0/12 (AS4713) CIDR BLOCK 82 NTT Communications Corporation 1-1-6 Uchisaiwai-cho, Chiyoda-ku Tokyo 100-8019 JAPAN | ||||||
| PTR | tactec.jp | ||||||
| TXT | v=spf1 a include:_spf.bizmw.com ~all | ||||||
| SOA | mwns1.customer.ne.jphost-plan-ac@ntt.com serial=1613635470 | ||||||
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=1778374802 | ||||||
PTR for
MX for
tactec.jp |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSdns.jnetstation.com2015-07-19 → 2015-07-19 · 3 obs
○ 2015-12-01 02:55:50
○ 2026-05-10 01:33:00
●NSmwns1.customer.ne.jp2026-04-22 → 2026-05-10 · 3 obs
● 2026-04-22 22:18:44
● 2026-05-10 01:33:00
●NSmwns2.customer.ne.jp2026-04-22 → 2026-05-10 · 3 obs
● 2026-04-22 22:18:44
● 2026-05-10 01:33:00
○NSns-222.dns.jp-e1.cloudn-service.com2015-12-01 → 2017-03-17 · 5 obs
● 2015-12-01 02:55:50
● 2017-03-17 19:24:42
○ 2026-04-22 22:18:44
○ 2026-05-10 01:33:00
○NSns-223.dns.jp-w1.cloudn-service.com2015-12-01 → 2017-03-17 · 5 obs
● 2015-12-01 02:55:50
● 2017-03-17 19:24:42
○ 2026-04-22 22:18:44
○ 2026-05-10 01:33:00
○NSns-224.dns.us-e1.cloudn-service.com2015-12-01 → 2017-03-17 · 5 obs
● 2015-12-01 02:55:50
● 2017-03-17 19:24:42
○ 2026-04-22 22:18:44
○ 2026-05-10 01:33:00
○NSns1.jnetstation.com2015-07-19 → 2015-07-19 · 3 obs
○ 2015-12-01 02:55:50
○ 2026-05-10 01:33:00
○MXsrv14mx.jnetstation.com2015-07-19 → 2015-07-19 · 3 obs
○ 2015-12-01 02:55:50
○ 2026-05-10 01:33:00
●MXtactec.jp2015-12-01 → 2026-05-10 · 3 obs
● 2015-12-01 02:55:50
● 2026-05-10 01:33:00
○A114.147.35.752015-12-01 → 2017-03-17 · 5 obs
● 2015-12-01 02:55:50
● 2017-03-17 19:24:42
○ 2026-04-22 22:18:44
○ 2026-05-10 01:33:00
●A122.28.56.2492026-04-22 → 2026-05-10 · 3 obs
● 2026-04-22 22:18:44
● 2026-05-10 01:33:00
○A210.129.90.382015-07-19 → 2015-07-19 · 3 obs
○ 2015-12-01 02:55:50
○ 2026-05-10 01:33:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| tactec.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 tactec.jp (unsigned zone)
⏱️ Timing
Total: 1842ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 122.28.56.249 |
| NS | 2 | mwns2.customer.ne.jp, mwns1.customer.ne.jp |
| MX | 1 | tactec.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
tactec.jp serves as the mail server for tactec.jp.
IP Addresses
tactec.jp points to IP number 122.28.56.249.
Name Servers
tactec.jp is delegated to two name servers: mwns1.customer.ne.jp and mwns2.customer.ne.jp.
tactec.jp uses the same name server setup as other domains such as haruyamasetubi.co.jp, sys-in.com, www.hightech-seiko.co.jp, ohno-seiko.co.jp and com-al.co.jp.
Host names with one IP number:
mwns1.customer.ne.jp points to: 210.150.23.210.
mwns2.customer.ne.jp points to: 202.17.152.183.
Mail Servers
tactec.jp is handled by a single mail server, tactec.jp.
tactec.jp points to a single IP: 122.28.56.249.