n-kyosai.com - robtex.com
n-kyosai.com
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=1776942092 | ||||||
MX for
n-kyosai.com |
Same first word
n-kyosai.com |
Similar names
DNS History
10 records (7 active, 3 former)
○NSns1.f103jp0814.info2016-12-14 → 2017-11-23 · 4 obs
● 2017-11-23 19:23:56
○ 2026-03-01 06:10:38
○ 2026-04-23 11:31:18
●NSns1.xserver.jp2026-03-01 → 2026-04-23 · 3 obs
● 2026-03-01 06:10:38
● 2026-04-23 11:31:18
○NSns2.f103jp0814.info2016-12-14 → 2017-11-23 · 4 obs
● 2017-11-23 19:23:56
○ 2026-03-01 06:10:38
○ 2026-04-23 11:31:18
●NSns2.xserver.jp2026-03-01 → 2026-04-23 · 3 obs
● 2026-03-01 06:10:38
● 2026-04-23 11:31:18
●NSns3.xserver.jp2026-03-01 → 2026-04-23 · 3 obs
● 2026-03-01 06:10:38
● 2026-04-23 11:31:18
●NSns4.xserver.jp2026-03-01 → 2026-04-23 · 3 obs
● 2026-03-01 06:10:38
● 2026-04-23 11:31:18
●NSns5.xserver.jp2026-03-01 → 2026-04-23 · 3 obs
● 2026-03-01 06:10:38
● 2026-04-23 11:31:18
●MXn-kyosai.com2016-12-14 → 2026-04-23 · 2 obs
● 2026-04-23 11:31:18
●A202.226.37.402026-03-01 → 2026-04-23 · 3 obs
● 2026-03-01 06:10:38
● 2026-04-23 11:31:18
○A210.235.188.1622016-12-14 → 2017-11-23 · 4 obs
● 2017-11-23 19:23:56
○ 2026-03-01 06:10:38
○ 2026-04-23 11:31:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| n-kyosai.com | ns1.xserver.jp, ns2.xserver.jp | - |
✅ Authoritative Response
Server:202.226.36.164
NS records: ns1.xserver.jp, ns2.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for n-kyosai.com (unsigned zone)
⏱️ Timing
Total: 389ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.226.37.40 |
| NS | 5 | ns2.xserver.jp, ns4.xserver.jp... |
| MX | 1 | n-kyosai.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv79.xserver.jp +a:n-kyosai.co |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
n-kyosai.com serves as the mail server for n-kyosai.com.
IP Addresses
n-kyosai.com points to IP number: 202.226.37.40.
Other host names such as 52983.org, alche.jp, hostmaster.gakusoken.com, microlp.biz and www.tpmhc.com share IPs with n-kyosai.com.
Name Servers
n-kyosai.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
n-kyosai.com at least partially shares name servers with other domains, for instance shizuoka-tantei.com, beauty-healthy-diet.com, wondereyes.org, dosojin.info and shiback.com.
Host names with three IP numbers:
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.
Host names with one IP number:
ns2.xserver.jp points to: 35.72.43.26.
ns3.xserver.jp points to: 202.226.36.247.
Mail Servers
n-kyosai.com is handled by a single mail server, n-kyosai.com.
n-kyosai.com points to a single IP: 202.226.37.40.