kcc45.jp - robtex.com
kcc45.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.235.237🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3497.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 | kcc45.jp ⭐ | ||||||
| A | 49.212.235.237🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www3497.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www3497.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2026-02-24 #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=1775232902 | ||||||
MX for
kcc45.jp |
Subdomains
ftp.kcc45.jp |
Same first word
kcc45.jp |
DNS History
7 records (5 active, 2 former)
●MXkcc45.jp2015-07-09 → 2026-04-03 · 2 obs
● 2026-04-03 16:39:20
○A202.181.97.662015-07-09 → 2017-06-16 · 4 obs
● 2017-06-16 22:08:58
○ 2026-03-05 19:37:02
○ 2026-04-03 16:39:20
○A219.94.192.1102026-03-05 → 2026-04-03 · 2 obs
○ 2026-04-03 16:39:20
●A49.212.235.2372026-03-05 → 2026-04-03 · 3 obs
● 2026-03-05 19:37:02
● 2026-04-03 16:39:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| kcc45.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 kcc45.jp (unsigned zone)
⏱️ Timing
Total: 884ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.235.237 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | kcc45.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www3497.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
Hierarchy
The parent of ftp.kcc45.jp is kcc45.jp.
Mail Server Role
The mail server for kcc45.jp is kcc45.jp.
IP Addresses
kcc45.jp points to a single IP address: 49.212.235.237.
Other host names such as yellgakuin4401.sakura.ne.jp, www3497.sakura.ne.jp, manabiasahi.com, t-ichiro.net and sascha348.com share IPs with kcc45.jp.
Name Servers
kcc45.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
kcc45.jp at least partially shares name servers with other domains, for example akitacci.or.jp, artpro.sakura.ne.jp, saijo.info, tech-nice.com and shm.jpn.org.
these name servers are commonly used alongside dns.sakura.ad.jp name servers.
Host names with a single IP address:
master.dns.ne.jp resolves to 210.224.172.18.
ns1.dns.ne.jp resolves to 61.211.236.1.
ns2.dns.ne.jp resolves to 133.167.21.1.
Mail Servers
One mail server handles kcc45.jp; that server is kcc45.jp.
kcc45.jp points to a single IP number: 49.212.235.237.