sdc-system.com - dns.ninja
sdc-system.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.128.72🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | os3-318-48568.vs.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 | sdc-system.com ⭐ | ||||||
| A | 49.212.128.72🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | os3-318-48568.vs.sakura.ne.jp | ||||||
| SOA | master.dns.ne.jptech@sakura.ad.jp 2023-04-07 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786616784 | ||||||
MX for
sdc-system.com |
Same first word
sdc-system.com |
Similar names
cd-systems.com |
dc-systems.be |
cd-systems.fr |
d-csystems.com |
dc-systems.net |
dc-systems.de |
dc-systems.com |
dc-systems.cn |
dcs-system.com |
DNS History
6 records (5 active, 1 former)
●MXsdc-system.com2019-12-29 → 2026-08-13 · 2 obs
● 2026-08-13 10:40:08
○A160.16.181.1112019-12-29 → 2019-12-29 · 3 obs
○ 2026-03-13 01:11:46
○ 2026-08-13 10:40:08
●A49.212.128.722026-03-13 → 2026-08-13 · 3 obs
● 2026-03-13 01:11:46
● 2026-08-13 10:40:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sdc-system.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ 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 sdc-system.com (unsigned zone)
⏱️ Timing
Total: 1238ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.128.72 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 1 | sdc-system.com (pri: 10) |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
sdc-system.com is listed as a mail server for itself.
IP Addresses
sdc-system.com resolves to one IP address: 49.212.128.72.
os3-318-48568.vs.sakura.ne.jp, for instance, is one of the other host names sharing IP numbers with sdc-system.com.
Name Servers
The authoritative name servers for sdc-system.com are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
sdc-system.com partially shares its NS delegation with several other domains, including housinkai2.sakura.ne.jp, sennichi.net, saninbody.com and two others.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
Mail for sdc-system.com is handled by one mail server — sdc-system.com.
sdc-system.com directs to just one IP number, 49.212.128.72.