tzs.jp - robtex.com
tzs.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.16.226.150🇯🇵 atworks182.16.224.0/21 A.T.WORKS,Inc. CIDR-block NO.2 | ||||||
| PTR | onx09.atw.ne.jp | ||||||
| NS | ns0.atw.jp ⭐ | ||||||
| A | 182.16.226.200🇯🇵 atworks182.16.224.0/21 A.T.WORKS,Inc. CIDR-block NO.2 | ||||||
| PTR | ns0.atw.jp | ||||||
| NS | ns.dlsv.com ⚠️ Not in zone NS records | ||||||
| A | 210.236.247.71🇯🇵 IDC210.236.240.0/20 Frontier Inc. | ||||||
| NS | ns1.atw.jp ⚠️ Not in parent delegation | ||||||
| A | 210.236.247.71🇯🇵 IDC210.236.240.0/20 Frontier Inc. | ||||||
| NS | ns2.atw.jp ⚠️ Not in parent delegation | ||||||
| A | 219.99.220.242🇯🇵 NSK219.99.192.0/19 Co.,Ltd. 2-1,Minami-cho,Kanazawa-shi,Ishikawa,920-8769 | ||||||
| PTR | ns2.atw.jp | ||||||
| NS | ns2.dlsv.com ⚠️ Not in zone NS records | ||||||
| A | 219.99.220.242🇯🇵 NSK219.99.192.0/19 Co.,Ltd. 2-1,Minami-cho,Kanazawa-shi,Ishikawa,920-8769 | ||||||
| PTR | ns2.atw.jp | ||||||
| NS | ns3.atw.jp ⚠️ Not in parent delegation | ||||||
| A | 182.16.226.193🇯🇵 atworks182.16.224.0/21 A.T.WORKS,Inc. CIDR-block NO.2 | ||||||
| PTR | ns3.atw.jp | ||||||
| NS | ns3.dlsv.com ⚠️ Not in zone NS records | ||||||
| A | 182.16.226.193🇯🇵 atworks182.16.224.0/21 A.T.WORKS,Inc. CIDR-block NO.2 | ||||||
| PTR | ns3.atw.jp | ||||||
| MX | smtp.tzs.jp ⭐ | ||||||
| A | 182.16.226.150🇯🇵 atworks182.16.224.0/21 A.T.WORKS,Inc. CIDR-block NO.2 | ||||||
| PTR | onx09.atw.ne.jp | ||||||
| TXT | v=spf1 +ip4:182.16.226.150 ~all | ||||||
| SOA | ns0.atw.jphostmaster@atw.jp 2021-10-22 #1 | ||||||
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=1781467203 | ||||||
Subdomains
smtp.tzs.jp |
Same first word
tzs.edu.pl |
tzs.info |
tzs.net |
tzs.it |
tzs.com |
tzs.at |
tzs.de |
tzs.com.tw |
tzs.cn |
tzs.ru |
tzs.nl |
tzs.com.cn |
tzs.sh.cn |
tzs.si |
tzs.co |
tzs.by |
tzs.ca |
tzs.eu |
tzs.in |
tzs.jp |
Similar names
DNS History
10 records (9 active, 1 former)
●NSns0.atw.jp2026-02-25 → 2026-06-14 · 3 obs
● 2026-02-25 00:05:10
● 2026-06-14 20:08:56
●NSns1.atw.jp2026-02-25 → 2026-06-14 · 3 obs
● 2026-02-25 00:05:10
● 2026-06-14 20:08:56
●NSns2.atw.jp2026-02-25 → 2026-06-14 · 3 obs
● 2026-02-25 00:05:10
● 2026-06-14 20:08:56
●NSns3.atw.jp2026-02-25 → 2026-06-14 · 3 obs
● 2026-02-25 00:05:10
● 2026-06-14 20:08:56
●MXsmtp.tzs.jp2015-08-10 → 2026-06-14 · 2 obs
● 2026-06-14 20:08:56
●A182.16.226.1502026-02-25 → 2026-06-14 · 3 obs
● 2026-02-25 00:05:10
● 2026-06-14 20:08:56
○A210.188.235.562015-08-10 → 2020-11-16 · 4 obs
● 2020-11-16 08:45:22
○ 2026-02-25 00:05:10
○ 2026-06-14 20:08:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, c.dns.jp, a.dns.jp, h.dns.jp... | - |
| tzs.jp | ns3.dlsv.com, ns2.dlsv.com, ns.dlsv.com | - |
✅ Authoritative Response
Server:219.99.220.242
NS records: ns3.dlsv.com, ns2.dlsv.com, ns.dlsv.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tzs.jp (unsigned zone)
⏱️ Timing
Total: 1891ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.16.226.150 |
| NS | 3 | ns1.atw.jp, ns2.atw.jp... |
| MX | 1 | smtp.tzs.jp (pri: 10) |
| TXT | 1 | v=spf1 +ip4:182.16.226.150 ~all |
| SOA | 1 | ns0.atw.jp hostmaster.atw.jp |
Analysis
Hierarchy
smtp.tzs.jp is a subdomain of tzs.jp.
IP Addresses
tzs.jp has exactly one IP address — 182.16.226.150.
mac-japan.co.jp, smtp.mcube.co.jp, smtp.mac-japan.co.jp plus two other host names have IP numbers in common with tzs.jp.
Name Servers
tzs.jp is served by 7 authoritative name servers — among them ns2.dlsv.com, ns3.dlsv.com, ns.dlsv.com and 4 others.
The name servers of tzs.jp overlap at least partially with those of other domains — among them taimei-sho-mae.com, j-jewelry.co.jp, howsmarket.co.jp and two more.
These name servers commonly co-occur with the name servers ns1.atw.jp, ns2.atw.jp, ns3.atw.jp and ns0.atw.jp.
Host names resolving to a single IP address:
The hostname ns2.dlsv.com resolves to 219.99.220.242.
The hostname ns3.dlsv.com resolves to 182.16.226.193.
The hostname ns.dlsv.com resolves to 210.236.247.71.
The hostname ns0.atw.jp resolves to 182.16.226.200.
The hostname ns1.atw.jp resolves to 210.236.247.71.
The hostname ns2.atw.jp resolves to 219.99.220.242.
The hostname ns3.atw.jp resolves to 182.16.226.193.
ns2.dlsv.com along with ns2.atw.jp each resolve to 219.99.220.242 IP addresses.
ns3.dlsv.com along with ns3.atw.jp each resolve to 182.16.226.193 IP addresses.
ns.dlsv.com along with ns1.atw.jp each resolve to 210.236.247.71 IP addresses.
Mail Servers
tzs.jp uses one mail server — smtp.tzs.jp.
smtp.tzs.jp carries a single IP number, which is 182.16.226.150.