rubyquantum.dev - robtex.com
rubyquantum.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.120.38.173🇯🇵 SAKURA-A153.120.0.0/17 (2/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan | ||||||
| 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 | ||||||
| MX | mx01.muumuu-mail.com ⭐ | ||||||
| A | 163.44.185.158🇯🇵 GMO-INTERNET163.44.176.0/20 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| TXT | v=spf1 include:_spf.muumuu-mail.com ~all | ||||||
| SOA | dns01.muumuu-domain.compostmaster@rubyquantum.dev serial=1782745297 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
rubyquantum.dev |
Similar names
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSdns01.muumuu-domain.com2026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 10:51:38
●NSdns02.muumuu-domain.com2026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 10:51:38
●MXmx01.muumuu-mail.com2026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 10:51:38
●A153.120.38.1732026-08-30 → 2026-08-30 · 2 obs
● 2026-08-30 10:51:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld5.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com... | - |
| rubyquantum.dev | dns01.muumuu-domain.com, dns02.muumuu-domain.com | - |
✅ Authoritative Response
Server:202.239.23.39
NS records: dns01.muumuu-domain.com, dns02.muumuu-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubyquantum.dev (unsigned zone)
⏱️ Timing
Total: 5107ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.120.38.173 |
| NS | 2 | dns01.muumuu-domain.com, dns02.muumuu-domain.com |
| MX | 1 | mx01.muumuu-mail.com (pri: 50) |
| TXT | 1 | v=spf1 include:_spf.muumuu-mail.com ~all |
| SOA | 1 | dns01.muumuu-domain.com postmaster.rubyq |
Analysis
IP Addresses
rubyquantum.dev resolves to just one IP address, 153.120.38.173.
Other host names, such as readandbuy.today, share IP numbers with rubyquantum.dev.
Name Servers
rubyquantum.dev is delegated to two name servers: dns01.muumuu-domain.com and dns02.muumuu-domain.com.
rubyquantum.dev shares its NS records with other domains, for example rcws.site, stagework.co.jp, fujimigaoka-youchien.com and two others.
The name servers of rubyquantum.dev overlap at least partially with those of other domains — among them comipeg.com, tamaikentaro.com, kurosada.com and two more.
Both dns01.muumuu-domain.com and dns02.muumuu-domain.com have a single IP address each — dns01.muumuu-domain.com resolves to 202.239.23.39 while dns02.muumuu-domain.com resolves to 160.251.249.62.
Mail Servers
The sole mail server for rubyquantum.dev is mx01.muumuu-mail.com.
Among the domains sharing a mail server setup with rubyquantum.dev are sokugaku-1k.com, 73works.com, timelessthree.jp and two others.
There is at least a partial MX overlap between rubyquantum.dev and other domains, including njlink.co.jp, ls-nagato.jp, bb-bridge.co.jp and two others.
mx01.muumuu-mail.com resolves to a single IP number: 163.44.185.158.