omusan.com - robtex.com
omusan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.127.18.143🇯🇵 SAKURA-A153.127.0.0/17 (ISHIKARI) SAKURA Internet // HOKKAIDO JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan | ||||||
| PTR | srv2.omusan.com | ||||||
| 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 | mail3.omusan.com ⭐ | ||||||
| A | 133.242.133.40🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | srv3.omusan.com | ||||||
| TXT | v=spf1 +ip4:153.127.18.143 +ip4:133.242.133.40 -all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-04-24 #1 | ||||||
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=1786161804 | ||||||
Subdomains
Same first word
omusan.com |
Similar names
DNS History
7 records (5 active, 2 former)
○MXmail.omusan.com2015-08-09 → 2018-08-03 · 4 obs
● 2018-08-03 03:29:34
○ 2026-06-21 05:13:48
○ 2026-08-08 04:24:50
●MXmail3.omusan.com2026-06-21 → 2026-08-08 · 3 obs
● 2026-06-21 05:13:48
● 2026-08-08 04:24:50
○A133.242.133.402015-08-09 → 2018-08-03 · 4 obs
● 2018-08-03 03:29:34
○ 2026-06-21 05:13:48
○ 2026-08-08 04:24:50
●A153.127.18.1432026-06-21 → 2026-08-08 · 3 obs
● 2026-06-21 05:13:48
● 2026-08-08 04:24:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net... | - |
| omusan.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for omusan.com (unsigned zone)
⏱️ Timing
Total: 973ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.127.18.143 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | mail3.omusan.com (pri: 10) |
| TXT | 1 | v=spf1 +ip4:153.127.18.143 +ip4:133.242. |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Hierarchy
The domain omusan.com is a parent of mail3.omusan.com, mail.omusan.com, srv3.omusan.com and srv2.omusan.com.
IP Addresses
omusan.com has exactly one IP address — 153.127.18.143.
Among the host names that share IP numbers with omusan.com is srv2.omusan.com, as one example.
Name Servers
omusan.com is served by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
At least some of omusan.com's name servers are shared with other domains, for example g200kg.com, golden-garden.tv, besshi.com and two more.
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
omusan.com uses one mail server — mail3.omusan.com.
omusan.com uses the same mail servers as other domains, including mail3.omusan.com.
mail3.omusan.com resolves to 133.242.133.40 and no other IP number.