sys-connect.jp - robtex.com
sys-connect.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 219.94.155.232🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www442b.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 | sys-connect.jp ⭐ | ||||||
| A | 219.94.155.232🇯🇵 SAKURA-C219.94.128.0/17 (3/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | www442b.sakura.ne.jp | ||||||
| TXT | v=spf1 a:www442b.sakura.ne.jp mx ~all | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2024-10-16 #23 | ||||||
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=1775507403 | ||||||
MX for
sys-connect.jp |
Same first word
sys-connect.jp |
DNS History
10 records (5 active, 5 former)
○NSns3.sphere.ad.jp2007-09-08 → 2019-03-29 · 3 obs
● 2019-03-29 00:06:52
○ 2026-04-06 20:52:24
○NSns4.sphere.ad.jp2007-09-08 → 2019-03-29 · 3 obs
● 2019-03-29 00:06:52
○ 2026-04-06 20:52:24
●MXsys-connect.jp2007-09-08 → 2026-04-06 · 2 obs
● 2026-04-06 20:52:24
○A111.89.137.2462015-07-25 → 2017-02-05 · 5 obs
● 2015-07-25 07:03:04
● 2017-02-05 01:57:42
○ 2019-03-29 00:06:52
○ 2026-04-06 20:52:24
○A140.227.94.162019-03-29 → 2019-03-29 · 3 obs
● 2019-03-29 00:06:52
○ 2026-04-06 20:52:24
○A202.212.69.1442007-09-08 → 2007-09-08 · 3 obs
○ 2015-07-25 07:03:04
○ 2026-04-06 20:52:24
●A219.94.155.2322026-04-06 → 2026-04-06 · 2 obs
● 2026-04-06 20:52:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, e.dns.jp, f.dns.jp... | - |
| sys-connect.jp | ns1.dns.ne.jp, ns2.dns.ne.jp | 2 records |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sys-connect.jp (unsigned zone)
⏱️ Timing
Total: 735ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 219.94.155.232 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | sys-connect.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www442b.sakura.ne.jp mx ~all |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.dns.ne.jp, ns2.dns.ne.jp)
Analysis
Mail Server Role
sys-connect.jp serves as the mail server for sys-connect.jp.
IP Addresses
sys-connect.jp points to a single IP number: 219.94.155.232.
Other host names, for instance me.tv-osaka.co.jp, 2ch.diveluck.com, orthorebirth.com, dondoko.mahoukai.com and mep-international.com share IP numbers with sys-connect.jp.
Name Servers
The delegation for sys-connect.jp is handled by three name servers: master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp.
sys-connect.jp at least partially shares name servers with other domains, for instance hankoyasan21.net, obakesan.net, belowscrew.com, nagi-p.sakura.ne.jp and aaytorr.com.
Host names with one IP number:
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 sys-connect.jp.
sys-connect.jp points to a single IP: 219.94.155.232.