systemmind.co.jp - robtex.com
systemmind.co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.242.249.209🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www4269.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 | systemmind.co.jp ⭐ | ||||||
| A | 133.242.249.209🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| PTR | www4269.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www4269.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-05-26 #0 | ||||||
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
MX for
systemmind.co.jp |
Subdomains
mail.systemmind.co.jp |
Same first word
systemmind.co.jp |
systemmind.com |
Similar names
DNS History
11 records (5 active, 6 former)
○NSla02.6821.com2015-07-01 → 2017-01-11 · 4 obs
● 2017-01-11 00:55:38
○ 2019-12-25 16:17:16
○ 2026-03-29 06:58:00
○NSla03.6821.com2015-07-01 → 2017-01-11 · 4 obs
● 2017-01-11 00:55:38
○ 2019-12-25 16:17:16
○ 2026-03-29 06:58:00
●NSmaster.dns.ne.jp2026-03-28 → 2026-03-29 · 3 obs
● 2026-03-28 14:18:38
● 2026-03-29 06:58:00
●NSns1.dns.ne.jp2026-03-28 → 2026-03-29 · 3 obs
● 2026-03-28 14:18:38
● 2026-03-29 06:58:00
○NSns1.raservers.net2019-12-25 → 2019-12-25 · 4 obs
● 2019-12-25 16:17:16
○ 2026-03-28 14:18:38
○ 2026-03-29 06:58:00
●NSns2.dns.ne.jp2026-03-28 → 2026-03-29 · 3 obs
● 2026-03-28 14:18:38
● 2026-03-29 06:58:00
○NSns2.raservers.net2019-12-25 → 2019-12-25 · 4 obs
● 2019-12-25 16:17:16
○ 2026-03-28 14:18:38
○ 2026-03-29 06:58:00
○MXmail.systemmind.co.jp2015-07-01 → 2017-01-11 · 4 obs
● 2017-01-11 00:55:38
○ 2019-12-25 16:17:16
○ 2026-03-29 06:58:00
●MXsystemmind.co.jp2019-12-25 → 2026-03-29 · 3 obs
● 2019-12-25 16:17:16
● 2026-03-29 06:58:00
●A133.242.249.2092026-03-28 → 2026-03-29 · 3 obs
● 2026-03-28 14:18:38
● 2026-03-29 06:58:00
○A72.11.155.2332015-07-01 → 2019-12-25 · 4 obs
● 2019-12-25 16:17:16
○ 2026-03-28 14:18:38
○ 2026-03-29 06:58:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | b.dns.jp, e.dns.jp, h.dns.jp, g.dns.jp... | - |
| systemmind.co.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 systemmind.co.jp (unsigned zone)
⏱️ Timing
Total: 873ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.242.249.209 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | systemmind.co.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www4269.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 mail.systemmind.co.jp is systemmind.co.jp.
Mail Server Role
systemmind.co.jp serves as the mail server for systemmind.co.jp.
IP Addresses
systemmind.co.jp points to IP number: 133.242.249.209.
Other host names such as kaitoripedia.com, com-cr.com, kinderstation.jp, mail.nakayama-dc.net and chuods.com share IPs with systemmind.co.jp.
Name Servers
systemmind.co.jp is delegated to three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
systemmind.co.jp at least partially shares name servers with other domains, for instance lotus-asia.com, tele.jp, ja-support.sakura.ne.jp, 236.242.133.in-addr.arpa and animechara.com.
these name servers are often used in conjunction 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
systemmind.co.jp is handled by a single mail server, systemmind.co.jp.
systemmind.co.jp points to a single IP: 133.242.249.209.