ryuumu.net - robtex.com
ryuumu.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 180.222.182.122🇯🇵 AS131921180.222.176.0/21 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | rs04.ryuumu.co.jp | ||||||
| NS | ns2.namedserver.net ⭐ | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | ns.namedserver.net | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | mail.ryuumu.net ⭐ | ||||||
| A | 180.222.182.122🇯🇵 AS131921180.222.176.0/21 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | rs04.ryuumu.co.jp | ||||||
| MX | ryuumu.net ⭐ | ||||||
| A | 180.222.182.122🇯🇵 AS131921180.222.176.0/21 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | rs04.ryuumu.co.jp | ||||||
| SOA | ns.namedserver.netroot@namedserver.net serial=2298537666 | ||||||
net
| 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=1778403216 | ||||||
MX for
ryuumu.net |
Subdomains
mail.ryuumu.net |
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns.namedserver.net2007-09-19 → 2026-05-10 · 2 obs
● 2026-05-10 09:09:00
●NSns2.namedserver.net2007-09-19 → 2026-05-10 · 2 obs
● 2026-05-10 09:09:00
●MXmail.ryuumu.net2007-09-19 → 2026-05-10 · 2 obs
● 2026-05-10 09:09:00
●MXryuumu.net2007-09-19 → 2026-05-10 · 2 obs
● 2026-05-10 09:09:00
●A180.222.182.1222026-02-23 → 2026-05-10 · 3 obs
● 2026-02-23 22:22:40
● 2026-05-10 09:09:00
○A210.163.11.1392015-08-04 → 2020-01-29 · 5 obs
● 2015-08-04 01:14:48
● 2020-01-29 23:23:02
○ 2026-02-23 22:22:40
○ 2026-05-10 09:09:00
○A210.172.175.352007-09-19 → 2007-09-19 · 3 obs
○ 2015-08-04 01:14:48
○ 2026-05-10 09:09:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ryuumu.net | ns.namedserver.net, ns2.namedserver.net | 6 records |
✅ Authoritative Response
Server:157.120.112.212
NS records: ns.namedserver.net, ns2.namedserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ryuumu.net (unsigned zone)
⏱️ Timing
Total: 456ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 180.222.182.122 |
| NS | 2 | ns2.namedserver.net, ns.namedserver.net |
| MX | 2 | ryuumu.net (pri: 100), mail.ryuumu.net (pri: 100) |
| SOA | 1 | ns.namedserver.net root.namedserver.net |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns.namedserver.net, ns.namedserver.net, ns.namedserver.net...)
Analysis
Hierarchy
ryuumu.net is the parent of mail.ryuumu.net.
Mail Server Role
ryuumu.net is the mail server for ryuumu.net.
Together with ryuumu.net, mail.ryuumu.net is commonly used as a mail server.
IP Addresses
ryuumu.net resolves to a single IP: 180.222.182.122.
Other host names, for instance mail.e-komon.jp, mail.hop-brothers.com, mail.ryuumu.jp, mail.attrust.co.jp and igako.co.jp share IP numbers with ryuumu.net.
Name Servers
ryuumu.net has two name servers: ns2.namedserver.net and ns.namedserver.net.
ryuumu.net shares the same name server setup as other domains, for example media-create.com, hostec.co.jp, 250.116.122.153.in-addr.arpa, 245.85.122.153.in-addr.arpa and danmeiro.com.
Host names with three IP numbers:
ns2.namedserver.net and ns.namedserver.net point to: 157.120.112.212, 157.120.113.212 and 157.120.114.212.
Names pointing to 157.120.112.212: ns2.namedserver.net and ns.namedserver.net.
Names pointing to 157.120.113.212: ns2.namedserver.net and ns.namedserver.net.
Names pointing to 157.120.114.212: ns2.namedserver.net and ns.namedserver.net.
Mail Servers
ryuumu.net is handled by two mail servers: ryuumu.net and mail.ryuumu.net.
Host names with one IP number:
ryuumu.net points to: 180.222.182.122
mail.ryuumu.net points to: 180.222.182.122
Names pointing to 180.222.182.122: ryuumu.net and mail.ryuumu.net