yama3.org - robtex.com
yama3.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2403:3a00:201:1b:49:212:180:183🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2743.sakura.ne.jp | ||||||
| A | 49.212.180.183🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| 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 | yama3.org ⭐ | ||||||
| A | 2403:3a00:201:1b:49:212:180:183🇯🇵 SAKURA-C2403:3a00::/32 SAKURA Internet // OSAKA BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www2743.sakura.ne.jp | ||||||
| A | 49.212.180.183🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2743.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2743.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-10-30 #1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1778503543 | ||||||
MX for
yama3.org |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXyama3.org2015-05-10 → 2026-05-11 · 2 obs
● 2026-05-11 13:20:36
●A2403:3a00:201:1b:49:212:180:1832015-05-10 → 2026-05-11 · 2 obs
● 2026-05-11 13:20:36
●A49.212.180.1832015-05-10 → 2026-05-11 · 2 obs
● 2026-05-11 13:20:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| yama3.org | ns2.dns.ne.jp, ns1.dns.ne.jp | - |
✅ Authoritative Response
Server:133.167.21.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yama3.org (unsigned zone)
⏱️ Timing
Total: 487ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.180.183 |
| AAAA | 1 | 2403:3a00:201:1b:49:212:180:183 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | yama3.org (pri: 10) |
| TXT | 1 | v=spf1 a:www2743.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
For yama3.org, the mail server is yama3.org.
IP Addresses
yama3.org resolves to two IP numbers: 2403:3a00:201:1b:49:212:180:183 and 49.212.180.183.
other host names including boucherou.com, kayaken.sakura.ne.jp, wel-attend.com, p4.from.tv and goonie.org share IP numbers with yama3.org.
Name Servers
yama3.org is delegated to three name servers master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
yama3.org at least partially shares name servers with other domains, for instance momoge.net, nb-h.jp, u-hearts.net, hayashi1957.sakura.ne.jp and aprich.sakura.ne.jp.
Host names with one IP number: master.dns.ne.jp points to 210.224.172.18; ns1.dns.ne.jp points to 61.211.236.1; ns2.dns.ne.jp points to 133.167.21.1.
Mail Servers
yama3.org is served by a single mail server, yama3.org.
yama3.org resolves to two IP numbers: 2403:3a00:201:1b:49:212:180:183 and 49.212.180.183.