web2001.jp - dns.ninja
web2001.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.198.186🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2946.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 | web2001.jp ⭐ | ||||||
| A | 49.212.198.186🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2946.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2946.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2017-10-15 #11 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1784336403 | ||||||
MX for
web2001.jp |
Subdomains
www.web2001.jp |
Same first word
Similar names
web2100.com |
web1200.kinghost.net |
web2010.com.cn |
web1020.com |
web2010.de |
2001web.com |
1020web.com |
web2010.uni5.net |
web1002.kinghost.net |
2010web.com |
web2010.com |
web2100.uni5.net |
web2100.ch |
DNS History
5 records (5 active, 0 former)
●MXweb2001.jp2018-08-26 → 2026-07-18 · 2 obs
● 2026-07-18 01:17:00
●A49.212.198.1862018-08-26 → 2026-07-18 · 2 obs
● 2026-07-18 01:17:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| web2001.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 web2001.jp (unsigned zone)
⏱️ Timing
Total: 931ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.198.186 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | web2001.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2946.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Hierarchy
web2001.jp is a parent domain of www.web2001.jp.
Mail Server Role
web2001.jp acts as its own mail server.
IP Addresses
web2001.jp points to a single IP number: 49.212.198.186.
Additional host names — hirotakajewelry.sakura.ne.jp, soccerschool-navi.com, mobara-bc.sakura.ne.jp and two others — share IP numbers with web2001.jp.
Name Servers
Three name servers are authoritative for web2001.jp: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
web2001.jp shares at least some of its name servers with other domains, including sikin-rescue.jp, nicoliplan.com, msv-im11574.sakura.ne.jp and two others.
Three hostnames, one IP address apiece: 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
web2001.jp has a single mail server: web2001.jp itself.
There is one IP number for web2001.jp: 49.212.198.186.