r-serv.jp - robtex.com
r-serv.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.216.206.212🇯🇵 BBTOWER203.216.192.0/19 -BLK | ||||||
| NS | ns30.haseko.co.jp ⭐ | ||||||
| A | 52.69.49.128🇯🇵 Amazon52.68.0.0/15 EC2 NRT prefix | ||||||
| PTR | ec2-52-69-49-128.ap-northeast-1.compute.amazonaws.com | ||||||
| NS | ns40.haseko.co.jp | ||||||
| A | 52.197.77.59🇯🇵 Amazon52.196.0.0/14 EC2 NRT prefix | ||||||
| PTR | ec2-52-197-77-59.ap-northeast-1.compute.amazonaws.com | ||||||
| MX | r-serv.jp ⭐ | ||||||
| A | 203.216.206.212🇯🇵 BBTOWER203.216.192.0/19 -BLK | ||||||
| SOA | ns30.haseko.co.jpmakita@be-create201.co.jp 2025-06-03 #1 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1785617102 | ||||||
MX for
r-serv.jp |
Subdomains
www.r-serv.jp |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSns3.sphere.ad.jp2015-08-05 → 2016-12-24 · 4 obs
● 2016-12-24 05:37:10
○ 2026-02-27 06:29:02
○ 2026-08-01 20:57:40
●NSns30.haseko.co.jp2026-02-27 → 2026-08-01 · 3 obs
● 2026-02-27 06:29:02
● 2026-08-01 20:57:40
○NSns4.sphere.ad.jp2015-08-05 → 2016-12-24 · 4 obs
● 2016-12-24 05:37:10
○ 2026-02-27 06:29:02
○ 2026-08-01 20:57:40
●NSns40.haseko.co.jp2026-02-27 → 2026-08-01 · 3 obs
● 2026-02-27 06:29:02
● 2026-08-01 20:57:40
●MXr-serv.jp2015-08-05 → 2026-08-01 · 2 obs
● 2026-08-01 20:57:40
○A124.146.220.1312015-08-05 → 2016-12-24 · 4 obs
● 2016-12-24 05:37:10
○ 2026-02-27 06:29:02
○ 2026-08-01 20:57:40
●A203.216.206.2122026-02-27 → 2026-08-01 · 3 obs
● 2026-02-27 06:29:02
● 2026-08-01 20:57:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, a.dns.jp, b.dns.jp, h.dns.jp... | - |
| r-serv.jp | ns30.haseko.co.jp, ns40.haseko.co.jp | 2 records |
✅ Authoritative Response
Server:52.69.49.128
NS records: ns30.haseko.co.jp, ns40.haseko.co.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for r-serv.jp (unsigned zone)
⏱️ Timing
Total: 546ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.216.206.212 |
| NS | 2 | ns30.haseko.co.jp, ns40.haseko.co.jp |
| MX | 1 | r-serv.jp (pri: 100) |
| SOA | 1 | ns30.haseko.co.jp makita.be-create201.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns30.haseko.co.jp, ns40.haseko.co.jp)
Analysis
Hierarchy
www.r-serv.jp is delegated beneath r-serv.jp.
Mail Server Role
The MX record for r-serv.jp points back to r-serv.jp — it is its own mail server.
IP Addresses
r-serv.jp directs to one IP number, which is 203.216.206.212.
Among the host names that share IP numbers with r-serv.jp are shataku-naviplus.jp, holiy.jp, sohgohreal.co.jp.shadan-kun.jp and two others.
Name Servers
r-serv.jp uses two name servers for its delegation: ns30.haseko.co.jp and ns40.haseko.co.jp.
r-serv.jp has the same name server delegation as a number of other domains, such as haseko-asia.com, haseko-senior.co.jp, sgs-mansion.co.jp and two more.
ns30.haseko.co.jp → 52.69.49.128 and ns40.haseko.co.jp → 52.197.77.59: one IP number per host name.
Mail Servers
The MX record for r-serv.jp points to a single mail server: r-serv.jp.
r-serv.jp directs to just one IP number, 203.216.206.212.