tosaisystem.com - robtex.com
tosaisystem.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 150.95.8.225🇯🇵 GMOOSK-NET150.95.8.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| NS | 01.dnsv.jp ⭐ | ||||||
| A | 2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc. | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc. | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp ⚠️ Not in parent delegation | ||||||
| A | 2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc. | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team. | ||||||
| PTR | 04.dnsv.jp | ||||||
| MX | mail.tosaisystem.com ⭐ | ||||||
| A | 150.95.8.225🇯🇵 GMOOSK-NET150.95.8.0/21 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| SOA | 01.dnsv.jphostmaster@dnsv.jp serial=1772505983 | ||||||
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=1776132117 | ||||||
Same first word
tosaisystem.com |
DNS History
7 records (6 active, 1 former)
●NS03.dnsv.jp2019-12-29 → 2026-04-14 · 3 obs
● 2019-12-29 16:22:52
● 2026-04-14 02:08:02
●NS04.dnsv.jp2019-12-29 → 2026-04-14 · 3 obs
● 2019-12-29 16:22:52
● 2026-04-14 02:08:02
●MXmail.tosaisystem.com2015-06-24 → 2026-04-14 · 2 obs
● 2026-04-14 02:08:02
●A150.95.8.2252019-12-29 → 2026-04-14 · 3 obs
● 2019-12-29 16:22:52
● 2026-04-14 02:08:02
○A203.189.104.2252015-06-24 → 2016-12-20 · 4 obs
● 2016-12-20 21:23:02
○ 2019-12-29 16:22:52
○ 2026-04-14 02:08:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tosaisystem.com | 01.dnsv.jp, 02.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.32.53
NS records: 01.dnsv.jp, 02.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tosaisystem.com (unsigned zone)
⏱️ Timing
Total: 1179ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 150.95.8.225 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | mail.tosaisystem.com (pri: 10) |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
IP Addresses
tosaisystem.com points to a single IP address: 150.95.8.225.
Other host names such as koumuin-community.com and mail.koumuin-community.com share IP numbers with tosaisystem.com.
Name Servers
tosaisystem.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
At least part of the name servers for tosaisystem.com are shared with other domains, for instance canoe.or.jp, dr-i.jp, mjmserver.com, japan365.org and token-sakai.com.
Two IP numbers per host:
01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53.
03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53.
04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53.
One IP number per host:
02.dnsv.jp points to 157.7.33.53.
Mail Servers
The mail server for tosaisystem.com is mail.tosaisystem.com.
Host mail.tosaisystem.com points to IP 150.95.8.225.