4check.website - dns.ninja
4check.website
website
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1785784719 | ||||||
MX for
4check.website |
Subdomains
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
○NSns.4check.website2016-12-12 → 2017-09-18 · 4 obs
● 2017-09-18 18:44:02
○ 2026-02-24 17:17:36
○ 2026-08-03 19:41:52
○NSns1.dns831.net2016-12-12 → 2017-09-18 · 4 obs
● 2017-09-18 18:44:02
○ 2026-02-24 17:17:36
○ 2026-08-03 19:41:52
●NSns1.xserver.jp2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
○NSns2.dns831.net2016-12-12 → 2017-09-18 · 4 obs
● 2017-09-18 18:44:02
○ 2026-02-24 17:17:36
○ 2026-08-03 19:41:52
●NSns2.xserver.jp2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
●NSns3.xserver.jp2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
●NSns4.xserver.jp2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
●NSns5.xserver.jp2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
●MX4check.website2026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
○MXmail.4check.website2016-12-12 → 2017-09-18 · 4 obs
● 2017-09-18 18:44:02
○ 2026-02-24 17:17:36
○ 2026-08-03 19:41:52
○A153.122.30.1642016-12-12 → 2017-09-18 · 4 obs
● 2017-09-18 18:44:02
○ 2026-02-24 17:17:36
○ 2026-08-03 19:41:52
●A202.226.37.192026-02-24 → 2026-08-03 · 3 obs
● 2026-02-24 17:17:36
● 2026-08-03 19:41:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| website | ns10.trs-dns.info, ns10.trs-dns.org, ns01.trs-dns.com, ns01.trs-dns.net | - |
| 4check.website | ns4.xserver.jp, ns2.xserver.jp, ns5.xserver.jp, ns1.xserver.jp... | - |
✅ Authoritative Response
Server:157.112.182.218
NS records: ns4.xserver.jp, ns2.xserver.jp, ns5.xserver.jp, ns1.xserver.jp, ns3.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4check.website (unsigned zone)
⏱️ Timing
Total: 452ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.226.37.19 |
| NS | 5 | ns4.xserver.jp, ns1.xserver.jp... |
| MX | 1 | 4check.website (pri: 0) |
| TXT | 1 | v=spf1 +a:sv66.xserver.jp +a:4check.webs |
| SOA | 1 | ns1.xserver.jp root.sv0.xserver.jp |
Analysis
Hierarchy
ns.4check.website and mail.4check.website are both subdomains of 4check.website.
Mail Server Role
4check.website is listed as a mail server for itself.
IP Addresses
4check.website resolves to one IP address: 202.226.37.19.
m-rites.com, www.total-service.info, aj-group.co.jp and two other host names share IP numbers with 4check.website.
Name Servers
4check.website has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
4check.website partially shares its NS delegation with several other domains, including taiko-oil.com, real-eikaiwa.com, medical-1.co.jp and two others.
These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.
Hostnames that resolve to three IP addresses:
ns1.xserver.jp points to 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp points to 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp points to 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts with just one IP address:
ns2.xserver.jp points to 35.72.43.26.
ns3.xserver.jp points to 202.226.36.247.
Mail Servers
Mail for 4check.website is handled by one mail server — 4check.website.
4check.website resolves to a single IP number: 202.226.37.19.