extsm.com - dns.ninja
extsm.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.7.130.222🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v157-7-130-222.myvps.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 | extsm.com ⭐ | ||||||
| A | 157.7.130.222🇯🇵 GMO-INTERNET157.7.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | v157-7-130-222.myvps.jp | ||||||
| TXT | 0c9vkbl3lb48p9f69hm8c2tjjz60gpbm | ||||||
| TXT | 1jl2pqsc1twhcpjpf6621mxk2z41s4lv | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-01-19 #2 | ||||||
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=1786227564 | ||||||
MX for
extsm.com |
Subdomains
www.extsm.com |
Same first word
extsm.com |
Similar names
DNS History
6 records (5 active, 1 former)
●MXextsm.com2015-08-03 → 2026-08-08 · 2 obs
● 2026-08-08 22:38:44
●A157.7.130.2222026-03-11 → 2026-08-08 · 3 obs
● 2026-03-11 22:48:06
● 2026-08-08 22:38:44
○A59.106.13.82015-08-03 → 2016-03-26 · 4 obs
● 2016-03-26 00:49:38
○ 2026-03-11 22:48:06
○ 2026-08-08 22:38:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net... | - |
| extsm.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 extsm.com (unsigned zone)
⏱️ Timing
Total: 1051ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.7.130.222 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | extsm.com (pri: 10) |
| TXT | 2 | 0c9vkbl3lb48p9f69hm8c2tjjz60gpbm, 1jl2pqsc1twhcpjpf6621mxk2z41s4lv |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
www.extsm.com is delegated beneath extsm.com.
Mail Server Role
extsm.com handles its own mail, functioning as its own mail server.
IP Addresses
extsm.com resolves to just one IP address, 157.7.130.222.
Two other host names, along with actorsmusic.jp, gumical.com and judgement7.com, also share IP numbers with extsm.com.
Name Servers
extsm.com is delegated to 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 extsm.com and other domains — team-j.org, hiroshimatsumoto.com, j-auvis.co.jp and two more among them.
master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP address: master.dns.ne.jp resolves to 210.224.172.18, ns1.dns.ne.jp resolves to 61.211.236.1 and ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
extsm.com is served by just one mail server: extsm.com.
extsm.com resolves to a single IP number: 157.7.130.222.