swr.jp - robtex.com
swr.jp
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=1786922102 | ||||||
MX for
swr.jp |
Subdomains
mail.swr.jp |
Same first word
Similar names
DNS History
11 records (7 active, 4 former)
○NSns1.hosting-sys.jp2015-09-02 → 2020-01-28 · 4 obs
● 2020-01-28 22:09:42
○ 2026-06-29 10:49:36
○ 2026-08-17 00:08:18
●NSns1.xserver.jp2026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
○NSns2.hosting-sys.jp2015-09-02 → 2020-01-28 · 4 obs
● 2020-01-28 22:09:42
○ 2026-06-29 10:49:36
○ 2026-08-17 00:08:18
●NSns2.xserver.jp2026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
●NSns3.xserver.jp2026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
●NSns4.xserver.jp2026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
●NSns5.xserver.jp2026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
○MXmail.swr.jp2015-09-02 → 2020-01-28 · 4 obs
● 2020-01-28 22:09:42
○ 2026-06-29 10:49:36
○ 2026-08-17 00:08:18
●MXswr.jp2026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
○A125.206.125.1982015-09-02 → 2020-01-28 · 4 obs
● 2020-01-28 22:09:42
○ 2026-06-29 10:49:36
○ 2026-08-17 00:08:18
●A162.43.101.252026-06-29 → 2026-08-17 · 3 obs
● 2026-06-29 10:49:36
● 2026-08-17 00:08:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| swr.jp | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | 11 records |
✅ Authoritative Response
Server:157.112.182.218
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for swr.jp (unsigned zone)
⏱️ Timing
Total: 871ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.43.101.25 |
| NS | 5 | ns2.xserver.jp, ns5.xserver.jp... |
| MX | 1 | swr.jp (pri: 0) |
| TXT | 1 | v=spf1 +a:sv14824.xserver.jp +a:swr.jp + |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
📌 Glue Records Collected
Total: 11
Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)
Analysis
Hierarchy
swr.jp is a parent domain of mail.swr.jp.
Mail Server Role
The MX record for swr.jp points back to swr.jp — it is its own mail server.
IP Addresses
swr.jp directs to one IP number, which is 162.43.101.25.
Among the host names that share IP numbers with swr.jp are totechjapan.jp, ikoi-sakura.com, mail.swr.jp and two others.
Name Servers
The authoritative name servers for swr.jp are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
swr.jp shares at least some of its name servers with other domains, including mimasu-ya.com, satuma-takahama.co.jp, fudousantokyo.co.jp and two others.
These name servers are frequently paired with the name servers ns4.xserver.jp and ns5.xserver.jp.
Hosts with three IP address records:
The hostname ns1.xserver.jp directs to 202.226.36.164, 202.226.36.170 and 202.226.36.246.
The hostname ns4.xserver.jp directs to 183.90.224.226, 183.90.224.230 and 202.226.39.247.
The hostname ns5.xserver.jp directs to 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts that resolve to one IP address:
ns2.xserver.jp has the IP address 35.72.43.26.
ns3.xserver.jp has the IP address 202.226.36.247.
Mail Servers
The MX record for swr.jp points to a single mail server: swr.jp.
swr.jp directs to just one IP number, 162.43.101.25.