ys-system.com - robtex.com
ys-system.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.170.22🇯🇵 AS131921153.122.160.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | whp22.poa.svr4u.net | ||||||
| NS | ns1.domainking.cloud ⭐ | ||||||
| A | 157.120.112.237🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.237🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.237🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | ns2.domainking.cloud | ||||||
| A | 157.120.112.237🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.237🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.237🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | mail.ys-system.com ⭐ | ||||||
| A | 153.122.170.22🇯🇵 AS131921153.122.160.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | whp22.poa.svr4u.net | ||||||
| TXT | MS=69B2E5B4F7375A95BEBA40BF52E5CB1D2F42E42C | ||||||
| SOA | ns1.domainking.cloudroot@domainking.cloud serial=2737870271 | ||||||
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=1774440277 | ||||||
Subdomains
mail.ys-system.com |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSdkns3.hosting-sys.jp2015-08-14 → 2017-03-15 · 4 obs
● 2017-03-15 13:27:36
○ 2026-03-09 13:31:14
○ 2026-03-25 12:29:52
○NSdkns4.hosting-sys.jp2015-08-14 → 2017-03-15 · 4 obs
● 2017-03-15 13:27:36
○ 2026-03-09 13:31:14
○ 2026-03-25 12:29:52
●NSns1.domainking.cloud2026-03-09 → 2026-03-25 · 3 obs
● 2026-03-09 13:31:14
● 2026-03-25 12:29:52
○NSns1.rocketnet.jp2015-08-14 → 2017-03-15 · 4 obs
● 2017-03-15 13:27:36
○ 2026-03-09 13:31:14
○ 2026-03-25 12:29:52
●NSns2.domainking.cloud2026-03-09 → 2026-03-25 · 3 obs
● 2026-03-09 13:31:14
● 2026-03-25 12:29:52
●MXmail.ys-system.com2015-08-14 → 2026-03-25 · 2 obs
● 2026-03-25 12:29:52
●A153.122.170.222026-03-09 → 2026-03-25 · 3 obs
● 2026-03-09 13:31:14
● 2026-03-25 12:29:52
○A153.122.42.1392015-08-14 → 2017-03-15 · 4 obs
● 2017-03-15 13:27:36
○ 2026-03-09 13:31:14
○ 2026-03-25 12:29:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net... | - |
| ys-system.com | ns1.domainking.cloud, ns2.domainking.cloud | - |
✅ Authoritative Response
Server:157.120.112.237
NS records: ns1.domainking.cloud, ns2.domainking.cloud
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ys-system.com (unsigned zone)
⏱️ Timing
Total: 1071ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.170.22 |
| NS | 2 | ns1.domainking.cloud, ns2.domainking.cloud |
| MX | 1 | mail.ys-system.com (pri: 10) |
| TXT | 1 | MS=69B2E5B4F7375A95BEBA40BF52E5CB1D2F42E |
| SOA | 1 | ns1.domainking.cloud root.domainking.clo |
Analysis
Hierarchy
ys-system.com is a parent of mail.ys-system.com.
IP Addresses
ys-system.com points to a single IP address: 153.122.170.22.
Other host names such as mail.mayumi-seitai(0x73686974)su.com, mail.haradasokuryou.com, netpg.net, mail.hanies.org and tecmagjapan.com share IP numbers with ys-system.com.
Name Servers
ys-system.com is delegated to two name servers: ns1.domainking.cloud and ns2.domainking.cloud.
ys-system.com uses the same name server setup as other domains, including someda.jp, okakenta.com, japan-aroma.com, soraharu2313.com and drone-x.net.
Host names with three IP numbers:
ns1.domainking.cloud points to 157.120.112.237, 157.120.113.237 and 157.120.114.237
ns2.domainking.cloud points to 157.120.112.237, 157.120.113.237 and 157.120.114.237
Host names pointing to 157.120.112.237: ns1.domainking.cloud, ns2.domainking.cloud
Host names pointing to 157.120.113.237: ns1.domainking.cloud, ns2.domainking.cloud
Host names pointing to 157.120.114.237: ns1.domainking.cloud, ns2.domainking.cloud
Mail Servers
The mail server for ys-system.com is mail.ys-system.com.
Host mail.ys-system.com points to IP 153.122.170.22.