tsuru-net.com - robtex.com
tsuru-net.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.170.21🇯🇵 AS131921153.122.160.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | whp21.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.tsuru-net.com ⭐ | ||||||
| A | 153.122.170.21🇯🇵 AS131921153.122.160.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | whp21.poa.svr4u.net | ||||||
| SOA | ns1.domainking.cloudroot@domainking.cloud serial=2737987200 | ||||||
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=1784864562 | ||||||
Subdomains
mail.tsuru-net.com |
Same first word
tsuru-net.com |
DNS History
8 records (4 active, 4 former)
○NSdkns3.hosting-sys.jp2015-08-12 → 2017-04-20 · 4 obs
● 2017-04-20 14:13:12
○ 2026-03-29 22:12:26
○ 2026-07-24 03:48:30
○NSdkns4.hosting-sys.jp2015-08-12 → 2017-04-20 · 4 obs
● 2017-04-20 14:13:12
○ 2026-03-29 22:12:26
○ 2026-07-24 03:48:30
●NSns1.domainking.cloud2026-03-29 → 2026-07-24 · 3 obs
● 2026-03-29 22:12:26
● 2026-07-24 03:48:30
○NSns1.rocketnet.jp2015-08-12 → 2017-04-20 · 4 obs
● 2017-04-20 14:13:12
○ 2026-03-29 22:12:26
○ 2026-07-24 03:48:30
●NSns2.domainking.cloud2026-03-29 → 2026-07-24 · 3 obs
● 2026-03-29 22:12:26
● 2026-07-24 03:48:30
●MXmail.tsuru-net.com2015-08-12 → 2026-07-24 · 2 obs
● 2026-07-24 03:48:30
○A121.119.187.582015-08-12 → 2017-04-20 · 4 obs
● 2017-04-20 14:13:12
○ 2026-03-29 22:12:26
○ 2026-07-24 03:48:30
●A153.122.170.212026-03-29 → 2026-07-24 · 3 obs
● 2026-03-29 22:12:26
● 2026-07-24 03:48:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tsuru-net.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 tsuru-net.com (unsigned zone)
⏱️ Timing
Total: 916ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.170.21 |
| NS | 2 | ns2.domainking.cloud, ns1.domainking.cloud |
| MX | 1 | mail.tsuru-net.com (pri: 10) |
| SOA | 1 | ns1.domainking.cloud root.domainking.clo |
Analysis
Hierarchy
tsuru-net.com serves as the parent of mail.tsuru-net.com.
IP Addresses
tsuru-net.com points to a single IP number: 153.122.170.21.
Additional host names — juku-hakodate.com, mail.r-elvis.com, mail.sunb.jp and two others — share IP numbers with tsuru-net.com.
Name Servers
tsuru-net.com is delegated to two name servers: ns1.domainking.cloud and ns2.domainking.cloud.
tsuru-net.com shares its name server setup with other domains, including seijuip.jp, tabitabi-podcast.com, sankakucone.com and two others.
ns1.domainking.cloud and ns2.domainking.cloud each resolve to three IP addresses — 157.120.112.237, 157.120.113.237 and 157.120.114.237 — sharing the same set.
ns1.domainking.cloud and ns2.domainking.cloud are host names that each point to 157.120.112.237 IP addresses.
ns1.domainking.cloud and ns2.domainking.cloud are host names that each point to 157.120.113.237 IP addresses.
ns1.domainking.cloud and ns2.domainking.cloud are host names that each point to 157.120.114.237 IP addresses.
Mail Servers
tsuru-net.com has one mail server: mail.tsuru-net.com.
mail.tsuru-net.com resolves to a single IP number: 153.122.170.21.