t-plan-co.com - robtex.com
t-plan-co.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.180.232🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2792.sakura.ne.jp | ||||||
| NS | master.dns.ne.jp ⭐ | ||||||
| A | 210.224.172.18🇯🇵 SAKURA-C210.224.160.0/19 (1/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | master.dns.ne.jp | ||||||
| NS | ns1.dns.ne.jp | ||||||
| A | 61.211.236.1🇯🇵 SAKURA-B61.211.236.0/24 (4/TOKYO) SAKURA Internet // EAST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | ns1.dns.ne.jp | ||||||
| NS | ns2.dns.ne.jp | ||||||
| A | 133.167.21.1🇯🇵 SAKURA-C133.167.21.0/24 (OSAKA) SAKURA Internet // WEST JAPAN BACKBONE Grand Front Osaka Tower A 35F, 4-20 Ofukacho, Kita-ku, Osaka, Osaka 530-0011, Japan | ||||||
| PTR | ns2.dns.ne.jp | ||||||
| MX | t-plan-co.com ⭐ | ||||||
| A | 49.212.180.232🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2792.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2792.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2015-06-30 #10 | ||||||
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=1785083932 | ||||||
MX for
t-plan-co.com |
Subdomains
www.t-plan-co.com |
Same first word
t-plan-co.com |
DNS History
5 records (5 active, 0 former)
●MXt-plan-co.com2016-12-15 → 2026-07-26 · 2 obs
● 2026-07-26 17:05:10
●A49.212.180.2322016-12-15 → 2026-07-26 · 2 obs
● 2026-07-26 17:05:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net... | - |
| t-plan-co.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for t-plan-co.com (unsigned zone)
⏱️ Timing
Total: 1285ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.180.232 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | t-plan-co.com (pri: 10) |
| TXT | 1 | v=spf1 a:www2792.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
www.t-plan-co.com is delegated beneath t-plan-co.com.
Mail Server Role
The MX record for t-plan-co.com points back to t-plan-co.com — it is its own mail server.
IP Addresses
t-plan-co.com directs to one IP number, which is 49.212.180.232.
Among the host names that share IP numbers with t-plan-co.com are mcs-g.co.jp, mallweb.jp, tokyofukushikai.com and two others.
Name Servers
t-plan-co.com is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
There is at least partial name server overlap between t-plan-co.com and other domains — artmusic-store.com, igusahome.sakura.ne.jp, mit-arch.com and two more among them.
master.dns.ne.jp has IP address 210.224.172.18, ns1.dns.ne.jp has IP address 61.211.236.1 and ns2.dns.ne.jp has IP address 133.167.21.1 — one address each.
Mail Servers
The MX record for t-plan-co.com points to a single mail server: t-plan-co.com.
t-plan-co.com resolves to 49.212.180.232 and no other IP number.