oksystem.co.jp - robtex.com
oksystem.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.205.46🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| NS | ns2.namedserver.net ⭐ | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | ns.namedserver.net | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | mx.oksystem.co.jp ⭐ | ||||||
| A | 153.122.206.94🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| TXT | v=spf1 include:_spf.shared-server.net ~all | ||||||
| SOA | ns.namedserver.netroot@namedserver.net serial=2271048477 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Subdomains
mx.oksystem.co.jp |
Same first word
oksystem.it |
oksystem.pl |
oksystem.cz |
oksystem.net |
oksystem.co.kr |
oksystem.ru |
oksystem.com |
oksystem.co.jp |
oksystem.de |
oksystem.eu |
Similar names
tomskeys.com |
systemko.com |
kosystem.pl |
systemok.com |
systemko.ru |
mystokes.com |
systemok.ru |
skymotes.nl |
kosystem.com |
ekosystm.com |
tomsykes.com |
skymotes.com |
systemok.se |
tomsykes.org |
kosystem.net |
DNS History
5 records (4 active, 1 former)
●NSns.namedserver.net2015-08-12 → 2026-07-21 · 2 obs
● 2026-07-21 10:43:32
●NSns2.namedserver.net2015-08-12 → 2026-07-21 · 2 obs
● 2026-07-21 10:43:32
●MXmx.oksystem.co.jp2015-08-12 → 2026-07-21 · 2 obs
● 2026-07-21 10:43:32
●A153.122.205.462026-06-24 → 2026-07-21 · 3 obs
● 2026-06-24 07:16:00
● 2026-07-21 10:43:32
○A211.13.196.1622015-08-12 → 2017-04-06 · 4 obs
● 2017-04-06 18:22:06
○ 2026-06-24 07:16:00
○ 2026-07-21 10:43:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| oksystem.co.jp | ns2.namedserver.net, ns.namedserver.net | - |
✅ Authoritative Response
Server:157.120.114.212
NS records: ns2.namedserver.net, ns.namedserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oksystem.co.jp (unsigned zone)
⏱️ Timing
Total: 1119ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.205.46 |
| NS | 2 | ns.namedserver.net, ns2.namedserver.net |
| MX | 1 | mx.oksystem.co.jp (pri: 100) |
| TXT | 1 | v=spf1 include:_spf.shared-server.net ~a |
| SOA | 1 | ns.namedserver.net root.namedserver.net |
Analysis
Hierarchy
mx.oksystem.co.jp is a subdomain of oksystem.co.jp.
IP Addresses
oksystem.co.jp directs to one IP number, which is 153.122.205.46.
Among the host names that share IP numbers with oksystem.co.jp are shiroutomodel.com, ykb.jp, d-spark.jp and two others.
Name Servers
oksystem.co.jp is delegated to two name servers: ns2.namedserver.net and ns.namedserver.net.
oksystem.co.jp has the same name server delegation as a number of other domains, such as 41.174.172.210.in-addr.arpa, 160.32.122.153.in-addr.arpa, sub0000541390.hmk-temp.com and two more.
ns2.namedserver.net and ns.namedserver.net each resolve to three IP addresses — 157.120.112.212, 157.120.113.212 and 157.120.114.212 — sharing the same set.
ns2.namedserver.net and ns.namedserver.net are host names that each point to 157.120.112.212 IP addresses.
ns2.namedserver.net and ns.namedserver.net are host names that each point to 157.120.113.212 IP addresses.
ns2.namedserver.net and ns.namedserver.net are host names that each point to 157.120.114.212 IP addresses.
Mail Servers
oksystem.co.jp routes its mail through a single mail server, mx.oksystem.co.jp.
mx.oksystem.co.jp resolves to a single IP number: 153.122.206.94.