rubybrow.com - dns.ninja
rubybrow.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.218.231.225🇯🇵 IDC202.218.224.0/20 Frontier Inc. | ||||||
| NS | ns.rubybrow.com ⭐ | ||||||
| NS | ns1.dns-domain.jp | ||||||
| A | 202.218.51.200🇯🇵 IDC202.218.48.0/22 Frontier Inc. | ||||||
| NS | ns2.dns-domain.jp | ||||||
| A | 202.218.231.250🇯🇵 IDC202.218.224.0/20 Frontier Inc. | ||||||
| NS | ns3.dns-domain.jp | ||||||
| A | 202.218.51.230🇯🇵 IDC202.218.48.0/22 Frontier Inc. | ||||||
| NS | ns4.dns-domain.jp | ||||||
| A | 203.183.41.66🇯🇵 IDC203.183.32.0/20 Frontier Inc. | ||||||
| NS | ns5.dns-domain.jp | ||||||
| A | 203.183.41.39🇯🇵 IDC203.183.32.0/20 Frontier Inc. | ||||||
| MX | mail.rubybrow.com ⭐ | ||||||
| A | 203.183.30.4🇯🇵 IDC203.183.30.0/23 Frontier Inc. | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns.rubybrow.compostmaster@rubybrow.com 2010-01-28 #24 | ||||||
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=1791116999 | ||||||
Subdomains
mail.rubybrow.com |
Same first word
rubybrow.com |
Similar names
Previous names
Next names
DNS History
8 records (8 active, 0 former)
●NSns.rubybrow.com2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●NSns1.dns-domain.jp2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●NSns2.dns-domain.jp2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●NSns3.dns-domain.jp2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●NSns4.dns-domain.jp2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●NSns5.dns-domain.jp2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●MXmail.rubybrow.com2026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
●A202.218.231.2252026-09-09 → 2026-10-04 · 2 obs
● 2026-10-04 12:40:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rubybrow.com | ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp... | - |
✅ Authoritative Response
Server:202.218.231.250
NS records: ns1.dns-domain.jp, ns2.dns-domain.jp, ns3.dns-domain.jp, ns4.dns-domain.jp, ns5.dns-domain.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubybrow.com (unsigned zone)
⏱️ Timing
Total: 3301ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.218.231.225 |
| NS | 5 | ns1.dns-domain.jp, ns4.dns-domain.jp... |
| MX | 1 | mail.rubybrow.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns.rubybrow.com postmaster.rubybrow.com |
Analysis
Hierarchy
mail.rubybrow.com is a subdomain of rubybrow.com.
IP Addresses
rubybrow.com points to a single IP number: 202.218.231.225.
Additional host names — daini-ltd.com, ccc-clutch.jp, yoshi-2018.co.jp and two others — share IP numbers with rubybrow.com.
Name Servers
The DNS delegation for rubybrow.com covers 6 name servers: ns.rubybrow.com, ns1.dns-domain.jp, ns2.dns-domain.jp and 3 more.
The name servers of rubybrow.com overlap at least partially with those of other domains — among them marino-salon.jp, nagogrocerystore.net, danbata.com and two more.
The name servers ns3.dns-domain.jp, ns4.dns-domain.jp and ns5.dns-domain.jp are commonly seen alongside these name servers.
Host names pointing to a single IP address:
ns1.dns-domain.jp points to the IP address 202.218.51.200.
ns2.dns-domain.jp points to the IP address 202.218.231.250.
ns3.dns-domain.jp points to the IP address 202.218.51.230.
ns4.dns-domain.jp points to the IP address 203.183.41.66.
ns5.dns-domain.jp points to the IP address 203.183.41.39.
Mail Servers
rubybrow.com has one mail server: mail.rubybrow.com.
There is one IP number for mail.rubybrow.com: 203.183.30.4.