undertrees.jp - robtex.com
undertrees.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.162.82🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1272.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 | undertrees.jp ⭐ | ||||||
| A | 219.94.162.82🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1272.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www1272.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-11-20 #13 | ||||||
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
undertrees.jp |
Subdomains
www.undertrees.jp |
Same first word
undertrees.jp |
Similar names
DNS History
5 records (5 active, 0 former)
●MXundertrees.jp2026-02-20 → 2026-04-14 · 2 obs
● 2026-04-14 01:53:00
●A219.94.162.822026-02-20 → 2026-04-14 · 2 obs
● 2026-04-14 01:53:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| undertrees.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ 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 undertrees.jp (unsigned zone)
⏱️ Timing
Total: 874ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.162.82 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | undertrees.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www1272.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
undertrees.jp is the parent of www.undertrees.jp.
Mail Server Role
undertrees.jp is the mail server for undertrees.jp.
IP Addresses
undertrees.jp resolves to a single IP: 219.94.162.82.
Other host names, for instance x1800wing.com, ad-digital-eye.com, minna-harikyu.work, yamauchi-cpa.net and hscm-consul.com share IP numbers with undertrees.jp.
Name Servers
undertrees.jp delegates to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
undertrees.jp shares some name servers with other domains, for example xn--mckubxbs8j418rhjnbt1hrqg.com, grinlook.com, dlp-fuk.com, japancup.gr.jp and e-temma.com.
These name servers are commonly used with the name servers dns.sakura.ad.jp.
Host names with a single IP: 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
One mail server handles undertrees.jp.
Host name undertrees.jp points to IP 219.94.162.82.