fourtree.jp - robtex.com
fourtree.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.78.112.62🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1752.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 | fourtree.jp ⭐ | ||||||
| A | 112.78.112.62🇯🇵 SAKURA-C112.78.112.0/20 (4/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www1752.sakura.ne.jp | ||||||
| TXT | google-site-verification=KbOEIC10pFdQSpVICPsvGwbSPSJFXwjIzn0qRjXimyI | ||||||
| TXT | v=spf1 a:www1752.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-05-25 #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=1776324603 | ||||||
MX for
fourtree.jp |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●MXfourtree.jp2015-07-18 → 2026-04-16 · 2 obs
● 2026-04-16 08:03:24
●A112.78.112.622026-03-26 → 2026-04-16 · 3 obs
● 2026-03-26 09:20:46
● 2026-04-16 08:03:24
○A49.212.65.1762015-07-18 → 2017-03-17 · 4 obs
● 2017-03-17 07:19:24
○ 2026-03-26 09:20:46
○ 2026-04-16 08:03:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| fourtree.jp | ns2.dns.ne.jp, ns1.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns2.dns.ne.jp, ns1.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fourtree.jp (unsigned zone)
⏱️ Timing
Total: 908ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.78.112.62 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | fourtree.jp (pri: 10) |
| TXT | 2 | google-site-verification=KbOEIC10pFdQSpV, v=spf1 a:www1752.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
fourtree.jp serves as the mail server for fourtree.jp.
IP Addresses
fourtree.jp resolves to a single IP address: 112.78.112.62.
Other host names including yasusa.sakura.ne.jp, interole.com, miute.com, sanpro-com.co.jp and ma-lle.com share IP numbers with fourtree.jp.
Name Servers
fourtree.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
fourtree.jp at least partially shares name servers with other domains, including sangawa.net, mail.yokohata.or.jp, rcn.jp, jenny.sakura.ne.jp and emotion-plus.net.
Hostnames 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
A single mail server handles fourtree.jp.
fourtree.jp points to a single IP: 112.78.112.62.