plan9.jp - robtex.com
plan9.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 182.48.49.199🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2259.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 | plan9.jp ⭐ | ||||||
| A | 182.48.49.199🇯🇵 SAKURA-C182.48.0.0/18 (6/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www2259.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www2259.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-01-31 #2 | ||||||
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=1776131103 | ||||||
MX for
plan9.jp |
Same first word
plan9.net |
plan9.co |
plan9.fi |
plan9.se |
plan9.si |
plan9.us |
plan9.jp |
plan9.co.uk |
plan9.io |
plan9.info |
plan9.ro |
plan9.net.nz |
plan9.ru |
plan9.cat |
plan9.rocks |
plan9.be |
plan9.hr |
plan9.de |
Similar names
DNS History
5 records (5 active, 0 former)
●MXplan9.jp2026-03-16 → 2026-04-14 · 2 obs
● 2026-04-14 01:57:12
●A182.48.49.1992026-03-16 → 2026-04-14 · 2 obs
● 2026-04-14 01:57:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | g.dns.jp, h.dns.jp, c.dns.jp, a.dns.jp... | - |
| plan9.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ 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 plan9.jp (unsigned zone)
⏱️ Timing
Total: 909ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.199 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | plan9.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www2259.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns.ne.jp, ns1.dns.ne.jp)
Analysis
Mail Server Role
plan9.jp serves as the mail server for plan9.jp.
IP Addresses
plan9.jp points to IP number 182.48.49.199.
For instance, other host names mail.goout.jp, mail.todaihouse.co.jp, redding.jp, team-mops.com and ko-fudousan.sakura.ne.jp share IP numbers with plan9.jp.
Name Servers
The delegation for plan9.jp is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
plan9.jp shares name servers with other domains at least partially, for example denworks.net, okapon.jp, shimin-act001317.rs1.acs-net.jp, yell4u.co.jp and mienoko.com.
Host names with a single IP address: 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
plan9.jp is handled by a single mail server, plan9.jp.
plan9.jp points to a single IP: 182.48.49.199.