usamaru.com - robtex.com
usamaru.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.243.46🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3536.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 | usamaru.com ⭐ | ||||||
| A | 49.212.243.46🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3536.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3536.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-09-16 #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=1786562529 | ||||||
MX for
usamaru.com |
Same first word
usamaru.com |
Similar names
DNS History
5 records (5 active, 0 former)
●MXusamaru.com2015-06-06 → 2026-08-12 · 2 obs
● 2026-08-12 19:45:30
●A49.212.243.462015-06-06 → 2026-08-12 · 2 obs
● 2026-08-12 19:45:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, i.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| usamaru.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 usamaru.com (unsigned zone)
⏱️ Timing
Total: 1514ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.243.46 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | usamaru.com (pri: 10) |
| TXT | 1 | v=spf1 a:www3536.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
usamaru.com is listed as a mail server for itself.
IP Addresses
usamaru.com resolves to one IP address: 49.212.243.46.
waoon.sakura.ne.jp, 3sbox.com, yuwakai.jp and two other host names share IP numbers with usamaru.com.
Name Servers
The authoritative name servers for usamaru.com are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
usamaru.com shares at least some of its name servers with other domains, including orientalluck.com, sugumatch.com, aoki-takashi.com and two others.
These name servers are frequently seen alongside the name servers dns.sakura.ad.jp.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
Mail for usamaru.com is handled by one mail server — usamaru.com.
usamaru.com directs to just one IP number, 49.212.243.46.