test-sys20-08.com - robtex.com
test-sys20-08.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.157.31.7🇯🇵 GMO-INTERNET210.157.16.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | test-sys20-08.com | ||||||
| NS | dns01.yahoowebhosting.jp ⭐ | ||||||
| A | 157.120.112.220🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.220🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.220🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | dns02.yahoowebhosting.jp | ||||||
| A | 157.120.112.220🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.220🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.220🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | vs.mailsystems.net ⭐ | ||||||
| A | 150.95.44.50🇯🇵 GMO-INTERNET150.95.32.0/19 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v150-95-44-50.misp.static.cnode.io | ||||||
| MX | smtp.test-sys20-08.com(100) | ||||||
| A | 210.157.31.7🇯🇵 GMO-INTERNET210.157.16.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | test-sys20-08.com | ||||||
| SOA | dns01.yahoowebhosting.jproot@yahoowebhosting.jp serial=2212420141 | ||||||
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=1774547832 | ||||||
PTR for
Subdomains
smtp.test-sys20-08.com |
Same first word
test-sys20-08.com |
DNS History
5 records (5 active, 0 former)
●NSdns01.yahoowebhosting.jp2015-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 17:58:48
●NSdns02.yahoowebhosting.jp2015-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 17:58:48
●MXsmtp.test-sys20-08.com2015-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 17:58:48
●MXvs.mailsystems.net2015-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 17:58:48
●A210.157.31.72015-08-15 → 2026-03-26 · 2 obs
● 2026-03-26 17:58:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| test-sys20-08.com | dns01.yahoowebhosting.jp, dns02.yahoowebhosting.jp | - |
✅ Authoritative Response
Server:157.120.112.220
NS records: dns01.yahoowebhosting.jp, dns02.yahoowebhosting.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for test-sys20-08.com (unsigned zone)
⏱️ Timing
Total: 2945ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.157.31.7 |
| NS | 2 | dns02.yahoowebhosting.jp, dns01.yahoowebhosting.jp |
| MX | 2 | vs.mailsystems.net (pri: 5), smtp.test-sys20-08.com (pri: 100) |
| SOA | 1 | dns01.yahoowebhosting.jp root.yahoowebho |
Analysis
Hierarchy
The parent of smtp.test-sys20-08.com is test-sys20-08.com.
IP Addresses
test-sys20-08.com points to a single IP: 210.157.31.7.
Other host names, such as smtp.test-sys20-08.com, share IP numbers with test-sys20-08.com.
Name Servers
Two name servers dns01.yahoowebhosting.jp and dns02.yahoowebhosting.jp handle delegation for test-sys20-08.com.
test-sys20-08.com uses the same name server setup as other domains, for example naritaea.com, deepdivers.net, 241.30.157.210.in-addr.arpa, npo-ksk.com and test-cs-entry4.com.
test-sys20-08.com partially shares name servers with other domains; examples include 68.31.157.210.in-addr.arpa, 144.30.157.210.in-addr.arpa, s-ballet.com, unionmade.jp and pt-s.net.
These name servers are often used with the name servers ns2.namedserver.net and ns.namedserver.net.
Host names with three IP numbers:
dns01.yahoowebhosting.jp points to 157.120.112.220, 157.120.113.220 and 157.120.114.220.
dns02.yahoowebhosting.jp points to 157.120.112.220, 157.120.113.220 and 157.120.114.220.
Hosts pointing to 157.120.112.220: dns01.yahoowebhosting.jp and dns02.yahoowebhosting.jp.
Hosts pointing to 157.120.113.220: dns01.yahoowebhosting.jp and dns02.yahoowebhosting.jp.
Hosts pointing to 157.120.114.220: dns01.yahoowebhosting.jp and dns02.yahoowebhosting.jp.
Both dns01.yahoowebhosting.jp and dns02.yahoowebhosting.jp point to the same three IPs: 157.120.112.220, 157.120.113.220 and 157.120.114.220.
Mail Servers
test-sys20-08.com is handled by two mail servers: smtp.test-sys20-08.com and vs.mailsystems.net.
test-sys20-08.com shares some mail servers with other domains, at least partially, such as pointrouge.co.jp, codek.ne.jp, sub0000493583.ra.hmk-temp.com, v8i.jp and color-forum.com.
these mail servers are often used alongside dmail.kagoya.net, nil.co.jp and mx.gmocloud.com.
Host names with one IP number: The host name smtp.test-sys20-08.com points to 210.157.31.7 and the host name vs.mailsystems.net points to 150.95.44.50.