tsk-s.com - robtex.com
tsk-s.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.205.19.3🇯🇵 AICS157.205.18.0/23 OTSUKA CORPORATION X-Keiro: noc@aics.ad.jp X-Keiro: JPIRR-alert@ml.aics.ad.jp | ||||||
| PTR | websvr157-205-19-3.alpha-prm.jp | ||||||
| NS | fjkdns99.alpha-prm.jp ⭐ | ||||||
| A | 157.205.203.140🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | fjkmst11.alpha-prm.jp | ||||||
| NS | fjkdns11.alpha-prm.jp | ||||||
| A | 157.205.203.136🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | fjkdns11.alpha-prm.jp | ||||||
| NS | fjkdns12.alpha-prm.jp | ||||||
| A | 157.205.160.33🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | fjkdns12.alpha-prm.jp | ||||||
| NS | fjkdns13.alpha-prm.jp | ||||||
| A | 157.205.160.49🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | fjkdns13.alpha-prm.jp | ||||||
| MX | mxi.alpha-prm.jp ⭐ | ||||||
| A | 157.205.8.22🇯🇵 AICS157.205.0.0/16 PACNET (proxy-registered route object) | ||||||
| PTR | mxi.alpha-prm.jp | ||||||
| TXT | v=spf1 ip4:157.205.19.3/32 include:spf.alpha-prm.jp ~all | ||||||
| SOA | fjkdns99.alpha-prm.jphostmaster@alpha-prm.jp 2025-08-13 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774371157 | ||||||
Subdomains
www.tsk-s.com |
Same first word
tsk-s.com |
Similar names
DNS History
11 records (6 active, 5 former)
○NSfjkdns01.alpha-prm.jp2015-08-16 → 2016-12-27 · 4 obs
● 2016-12-27 15:05:02
○ 2026-03-24 04:16:26
○ 2026-03-24 17:19:02
○NSfjkdns02.alpha-prm.jp2015-08-16 → 2016-12-27 · 4 obs
● 2016-12-27 15:05:02
○ 2026-03-24 04:16:26
○ 2026-03-24 17:19:02
○NSfjkdns03.alpha-prm.jp2015-08-16 → 2016-12-27 · 4 obs
● 2016-12-27 15:05:02
○ 2026-03-24 04:16:26
○ 2026-03-24 17:19:02
●NSfjkdns11.alpha-prm.jp2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 04:16:26
● 2026-03-24 17:19:02
●NSfjkdns12.alpha-prm.jp2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 04:16:26
● 2026-03-24 17:19:02
●NSfjkdns13.alpha-prm.jp2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 04:16:26
● 2026-03-24 17:19:02
●NSfjkdns99.alpha-prm.jp2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 04:16:26
● 2026-03-24 17:19:02
○NSfjkmst01.alpha-prm.jp2015-08-16 → 2016-12-27 · 4 obs
● 2016-12-27 15:05:02
○ 2026-03-24 04:16:26
○ 2026-03-24 17:19:02
●MXmxi.alpha-prm.jp2015-08-16 → 2026-03-24 · 2 obs
● 2026-03-24 17:19:02
●A157.205.19.32026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 04:16:26
● 2026-03-24 17:19:02
○A27.0.36.2102015-08-16 → 2016-12-27 · 4 obs
● 2016-12-27 15:05:02
○ 2026-03-24 04:16:26
○ 2026-03-24 17:19:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net... | - |
| tsk-s.com | fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp | - |
✅ Authoritative Response
Server:157.205.203.136
NS records: fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tsk-s.com (unsigned zone)
⏱️ Timing
Total: 1187ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.205.19.3 |
| NS | 3 | fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp... |
| MX | 1 | mxi.alpha-prm.jp (pri: 100) |
| TXT | 1 | v=spf1 ip4:157.205.19.3/32 include:spf.a |
| SOA | 1 | fjkdns99.alpha-prm.jp hostmaster.alpha-p |
Analysis
Hierarchy
The parent of www.tsk-s.com is tsk-s.com.
IP Addresses
tsk-s.com points to IP number: 157.205.19.3.
Other host names, for instance www.tsk-s.com and websvr157-205-19-3.alpha-prm.jp, share IP numbers with tsk-s.com.
Name Servers
tsk-s.com is delegated to four name servers: fjkdns11.alpha-prm.jp, fjkdns12.alpha-prm.jp, fjkdns13.alpha-prm.jp and fjkdns99.alpha-prm.jp.
tsk-s.com at least partially shares name servers with other domains, for instance hodogayagiken.co.jp, k-fms.jp, kyotokotsu.jp, underworld.co.jp and ja-shimotsuke.jp.
Host names with one IP number:
fjkdns11.alpha-prm.jp points to 157.205.203.136.
fjkdns12.alpha-prm.jp points to 157.205.160.33.
fjkdns13.alpha-prm.jp points to 157.205.160.49.
fjkdns99.alpha-prm.jp points to 157.205.203.140.
Mail Servers
tsk-s.com is handled by a single mail server, mxi.alpha-prm.jp.
The mail server setup for tsk-s.com matches that of other domains, for instance s3agri.com, asuka-kougyou.co.jp, jet-inoue.co.jp, kaiseisha.jp and salon-de-fine.co.jp.
mxi.alpha-prm.jp points to a single IP: 157.205.8.22.