c-ryusei.com - robtex.com
c-ryusei.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.199.185.14🇯🇵 Amazon54.199.128.0/17 EC2 NRT Prefix | ||||||
| PTR | www5.ipmobilea.com | ||||||
| NS | nsc.ipmobilea.com ⭐ | ||||||
| A | 54.64.51.207🇯🇵 Amazon54.64.0.0/15 EC2 NRT prefix | ||||||
| PTR | nsc.ipmobilea.com | ||||||
| NS | nsd.ipmobilea.com | ||||||
| A | 54.64.58.18🇯🇵 Amazon54.64.0.0/15 EC2 NRT prefix | ||||||
| PTR | nsd.ipmobilea.com | ||||||
| MX | mail.c-ryusei.com ⭐ | ||||||
| A | 54.199.185.14🇯🇵 Amazon54.199.128.0/17 EC2 NRT Prefix | ||||||
| PTR | www5.ipmobilea.com | ||||||
| TXT | v=spf1 ip4:54.199.185.14 ~all | ||||||
| SOA | nsc.ipmobilea.comroot@ipmobilea.com 2015-03-30 #0 | ||||||
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=1774587847 | ||||||
Subdomains
mail.c-ryusei.com |
Same first word
c-ryusei.com |
DNS History
4 records (4 active, 0 former)
●NSnsc.ipmobilea.com2016-12-21 → 2026-03-27 · 2 obs
● 2026-03-27 05:23:54
●NSnsd.ipmobilea.com2016-12-21 → 2026-03-27 · 2 obs
● 2026-03-27 05:23:54
●MXmail.c-ryusei.com2016-12-21 → 2026-03-27 · 2 obs
● 2026-03-27 05:23:54
●A54.199.185.142016-12-21 → 2026-03-27 · 2 obs
● 2026-03-27 05:23:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| c-ryusei.com | nsc.ipmobilea.com, nsd.ipmobilea.com | 2 records |
✅ Authoritative Response
Server:54.64.58.18
NS records: nsc.ipmobilea.com, nsd.ipmobilea.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for c-ryusei.com (unsigned zone)
⏱️ Timing
Total: 401ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.199.185.14 |
| NS | 2 | nsd.ipmobilea.com, nsc.ipmobilea.com |
| MX | 1 | mail.c-ryusei.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:54.199.185.14 ~all |
| SOA | 1 | nsc.ipmobilea.com root.ipmobilea.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsc.ipmobilea.com, nsd.ipmobilea.com)
Analysis
Hierarchy
The parent of mail.c-ryusei.com is c-ryusei.com.
IP Addresses
c-ryusei.com points to an IP address: 54.199.185.14.
other host names include mail.c-ryusei.com, salon-blossom.net, kazoku-ltd.com, mail.cutin-you.com and mail.salon-blossom.net; they share IP numbers with c-ryusei.com.
Name Servers
Two name servers nsc.ipmobilea.com and nsd.ipmobilea.com handle the delegation for c-ryusei.com.
c-ryusei.com shares the same name server setup as other domains, for instance sports-izakaya-three.net, alpha-salon.net, ki-ne.com, bluebell-tarumi.com and daiman.mobi.
c-ryusei.com at least partially shares name servers with other domains, for instance carna.biz, unain.jp, ipmobile-allsystem4.com, grant-b.com and izu-shape.com.
These name servers are commonly used with the following: nsc.ip-mobile.tv, nsd.ip-mobile.tv, 1449167148873.delete-host.com and 1449167150632.delete-host.com.
Host names with one IP:
nsc.ipmobilea.com points to: 54.64.51.207
nsd.ipmobilea.com points to: 54.64.58.18
Mail Servers
c-ryusei.com is handled by a single mail server, mail.c-ryusei.com.
The host name mail.c-ryusei.com points to IP 54.199.185.14.