sdev-lab.com - dns.ninja
sdev-lab.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.212.203.187🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | os3-306-42933.vs.sakura.ne.jp | ||||||
| NS | sdev-lab.com ⭐ | ||||||
| A | 49.212.203.187🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan | ||||||
| PTR | os3-306-42933.vs.sakura.ne.jp | ||||||
| NS | dns01.muumuu-domain.com | ||||||
| A | 202.239.23.39🇯🇵 IDC202.239.23.0/24 Frontier Inc. | ||||||
| NS | dns02.muumuu-domain.com | ||||||
| A | 160.251.249.62🇯🇵 GMOOSK-NET160.251.128.0/17 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| SOA | sdev-lab.compostmaster@sdev-lab.com serial=1500345757 | ||||||
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=1785593382 | ||||||
NS for
sdev-lab.com |
Same first word
sdev-lab.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns01.muumuu-domain.com2015-06-11 → 2026-08-01 · 2 obs
● 2026-08-01 14:11:22
●NSdns02.muumuu-domain.com2015-06-11 → 2026-08-01 · 2 obs
● 2026-08-01 14:11:22
●NSsdev-lab.com2015-06-11 → 2026-08-01 · 2 obs
● 2026-08-01 14:11:22
●A49.212.203.1872015-06-11 → 2026-08-01 · 2 obs
● 2026-08-01 14:11:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| sdev-lab.com | dns01.muumuu-domain.com, dns02.muumuu-domain.com | 2 records |
✅ Authoritative Response
Server:160.251.249.62
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdev-lab.com (unsigned zone)
⏱️ Timing
Total: 441ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.203.187 |
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| SOA | 1 | sdev-lab.com postmaster.sdev-lab.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns01.muumuu-domain.com, dns02.muumuu-domain.com)
Analysis
Name Server Role
The NS records for sdev-lab.com point back to sdev-lab.com itself.
The name servers dns01.muumuu-domain.com and dns02.muumuu-domain.com are often paired with sdev-lab.com.
IP Addresses
sdev-lab.com resolves to just one IP address, 49.212.203.187.
os3-306-42933.vs.sakura.ne.jp, for instance, is one of the other host names sharing IP numbers with sdev-lab.com.
Name Servers
Three name servers handle the delegation for sdev-lab.com: sdev-lab.com, dns01.muumuu-domain.com and dns02.muumuu-domain.com.
sdev-lab.com has at least partial name server overlap with other domains, such as dayplan.net, torukaya.com, pcbar.jp and two others.
The hostnames sdev-lab.com, dns01.muumuu-domain.com and dns02.muumuu-domain.com each resolve to a single IP: sdev-lab.com → 49.212.203.187, dns01.muumuu-domain.com → 202.239.23.39, dns02.muumuu-domain.com → 160.251.249.62.