www.tsk-u.jp - robtex.com
www.tsk-u.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.123.7.216🇯🇵 AS131921153.123.6.0/23 GMO GlobalSign Holdings K.K. | ||||||
| PTR | alp103.wadax-sv.jp | ||||||
tsk-u.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.123.7.216🇯🇵 AS131921153.123.6.0/23 GMO GlobalSign Holdings K.K. | ||||||
| NS | alp103.wadax-sv.jp ⭐ | ||||||
| NS | nsmg101.wadax-sv.jp | ||||||
| MX | www.tsk-u.jp ⭐ | ||||||
| TXT | v=spf1 ip4:153.123.7.216 +include:wpmx.wadax.ne.jp +include:_spf-mg.wadax-sv.... | ||||||
| SOA | alp103.wadax-sv.jppostmaster@tsk-u.jp 2025-03-26 #25 | ||||||
MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A112.78.120.212015-08-13 → 2017-03-27 · 4 obs
● 2015-08-13 06:24:12
● 2017-03-27 21:49:00
○ 2026-02-17 06:12:54
○ 2026-04-03 07:19:10
● 2017-03-27 21:49:00
○ 2026-02-17 06:12:54
○ 2026-04-03 07:19:10
●A153.123.7.2162026-02-17 → 2026-04-03 · 3 obs
○ 2017-03-27 21:49:00
● 2026-02-17 06:12:54
● 2026-04-03 07:19:10
● 2026-02-17 06:12:54
● 2026-04-03 07:19:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, c.dns.jp, g.dns.jp, e.dns.jp... | - |
| tsk-u.jp | nsmg101.wadax-sv.jp, alp103.wadax-sv.jp | - |
✅ Authoritative Response
Server:153.123.7.216
NS records: nsmg101.wadax-sv.jp, alp103.wadax-sv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tsk-u.jp (unsigned zone)
⏱️ Timing
Total: 1397ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.123.7.216 |
Analysis
Mail Server Role
www.tsk-u.jp is the mail server for tsk-u.jp.
IP Addresses
www.tsk-u.jp maps to IP address 153.123.7.216.
Other host names, for instance ninkiya.net, santouka.co.jp, www.extra-international.com, digi-mix.jp and ustone.space share IP numbers with www.tsk-u.jp.