k-school.net - robtex.com
k-school.net
net
| 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=1778631826 | ||||||
MX for
k-school.net |
Subdomains
Same first word
k-school.net |
DNS History
11 records (7 active, 4 former)
○NS01.dnsv.jp2015-07-04 → 2016-11-26 · 4 obs
● 2016-11-26 04:39:22
○ 2026-04-21 04:34:28
○ 2026-05-13 00:51:56
○NS02.dnsv.jp2015-07-04 → 2016-11-26 · 4 obs
● 2016-11-26 04:39:22
○ 2026-04-21 04:34:28
○ 2026-05-13 00:51:56
●NSns1.xserver.jp2026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
●NSns2.xserver.jp2026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
●NSns3.xserver.jp2026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
●NSns4.xserver.jp2026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
●NSns5.xserver.jp2026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
●MXk-school.net2026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
○MXmx.k-school.net2015-07-04 → 2016-11-26 · 4 obs
● 2016-11-26 04:39:22
○ 2026-04-21 04:34:28
○ 2026-05-13 00:51:56
○A203.189.104.1232015-07-04 → 2016-11-26 · 4 obs
● 2016-11-26 04:39:22
○ 2026-04-21 04:34:28
○ 2026-05-13 00:51:56
●A85.131.213.282026-04-21 → 2026-05-13 · 3 obs
● 2026-04-21 04:34:28
● 2026-05-13 00:51:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | k.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net... | - |
| k-school.net | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.247
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 k-school.net (unsigned zone)
⏱️ Timing
Total: 1103ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.213.28 |
| NS | 5 | ns3.xserver.jp, ns1.xserver.jp... |
| MX | 1 | k-school.net (pri: 0) |
| TXT | 1 | v=spf1 +a:sv16647.xserver.jp +a:k-school |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Hierarchy
k-school.net is the parent of mx.k-school.net and mail.k-school.net.
Mail Server Role
k-school.net is the mail server for k-school.net.
IP Addresses
k-school.net resolves to a single IP: 85.131.213.28.
Other host names, for instance www.psclinic.jp, kaneshiro-naika.com, datenasugi.com, alspring26.com and ah-trading.net share IP numbers with k-school.net.
Name Servers
k-school.net delegates to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.
k-school.net shares some name servers with other domains, for example netbuilder.co.jp, zanpaflower.com, taishokunavi.com, laplascale.com and umeda-fc.org.
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
One mail server handles k-school.net.
Host name k-school.net points to IP 85.131.213.28.