kato-tech.com - robtex.com
kato-tech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 133.18.166.164🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| PTR | server2.kato-tech.net | ||||||
| NS | ns1.kato-tech.net ⭐ | ||||||
| A | 103.38.161.172🇭🇰 SGC-HK103.38.161.0/24 Proxy-registered route object | ||||||
| PTR | server1.kato-tech.net | ||||||
| NS | ns2.kato-tech.net | ||||||
| A | 133.18.166.164🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| PTR | server2.kato-tech.net | ||||||
| MX | kato-tech.com ⭐ | ||||||
| A | 133.18.166.164🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| PTR | server2.kato-tech.net | ||||||
| TXT | v=spf1 ip4:133.18.166.164 ip4:103.38.161.172 +a +mx +ip4:103.38.161.51 ~all | ||||||
| SOA | ns1.kato-tech.netserver@kato-tech.com.hk 2026-02-23 #9 | ||||||
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=1771291435 | ||||||
MX for
kato-tech.com |
Same first word
kato-tech.net |
kato-tech.com |
Similar names
DNS History
18 records (4 active, 14 former)
○NS01.dnsv.jp2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 11:18:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
○NS02.dnsv.jp2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 11:18:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
○NS03.dnsv.jp2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 11:18:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
○NS04.dnsv.jp2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 11:18:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
○NSns.namedserver.net2016-02-12 → 2016-12-31 · 5 obs
○ 2015-11-24 09:08:56
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
●NSns1.kato-tech.net2018-06-21 → 2026-03-23 · 3 obs
○ 2016-12-31 10:54:26
● 2018-06-21 14:45:58
● 2026-03-23 03:38:00
● 2018-06-21 14:45:58
● 2026-03-23 03:38:00
●NSns2.kato-tech.net2018-06-21 → 2026-03-23 · 3 obs
○ 2016-12-31 10:54:26
● 2018-06-21 14:45:58
● 2026-03-23 03:38:00
● 2018-06-21 14:45:58
● 2026-03-23 03:38:00
○NSns2.namedserver.net2016-02-12 → 2016-12-31 · 5 obs
○ 2015-11-24 09:08:56
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
●MXkato-tech.com2026-02-25 → 2026-03-23 · 3 obs
○ 2018-06-21 14:45:58
● 2026-02-25 15:18:18
● 2026-03-23 03:38:00
● 2026-02-25 15:18:18
● 2026-03-23 03:38:00
○MXmail.kato-tech.com2018-06-21 → 2018-06-21 · 4 obs
○ 2016-12-31 10:54:26
● 2018-06-21 14:45:58
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
● 2018-06-21 14:45:58
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
○MXmailbackup.kato-tech.com2018-06-21 → 2018-06-21 · 4 obs
○ 2016-12-31 10:54:26
● 2018-06-21 14:45:58
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
● 2018-06-21 14:45:58
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
○MXmx.kato-tech.com2016-02-12 → 2016-12-31 · 5 obs
○ 2015-11-24 09:08:56
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
○MXmx01.lolipop.jp2015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 11:18:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
○A103.38.161.1722026-02-25 → 2026-03-23 · 2 obs
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
○ 2026-03-23 03:38:00
●A133.18.166.1642026-02-25 → 2026-03-23 · 3 obs
○ 2018-06-21 14:45:58
● 2026-02-25 15:18:18
● 2026-03-23 03:38:00
● 2026-02-25 15:18:18
● 2026-03-23 03:38:00
○A160.16.106.1322018-06-21 → 2018-06-21 · 4 obs
○ 2016-12-31 10:54:26
● 2018-06-21 14:45:58
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
● 2018-06-21 14:45:58
○ 2026-02-25 15:18:18
○ 2026-03-23 03:38:00
○A203.189.109.1542015-07-24 → 2015-11-24 · 4 obs
● 2015-07-24 11:18:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
● 2015-11-24 09:08:56
○ 2016-02-12 08:05:22
○ 2026-03-23 03:38:00
○A211.13.196.1512016-02-12 → 2016-12-31 · 5 obs
○ 2015-11-24 09:08:56
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
● 2016-02-12 08:05:22
● 2016-12-31 10:54:26
○ 2018-06-21 14:45:58
○ 2026-03-23 03:38:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kato-tech.com | ns1.kato-tech.net, ns2.kato-tech.net | - |
✅ Authoritative Response
Server:133.18.166.164
NS records: ns1.kato-tech.net, ns2.kato-tech.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kato-tech.com (unsigned zone)
⏱️ Timing
Total: 627ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 133.18.166.164 |
| NS | 2 | ns2.kato-tech.net, ns1.kato-tech.net |
| MX | 1 | kato-tech.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:133.18.166.164 ip4:103.38.161 |
| SOA | 1 | ns1.kato-tech.net server.kato-tech.com.h |
Analysis
Mail Server Role
kato-tech.com serves as the mail server for kato-tech.com.
IP Addresses
kato-tech.com points to a single IP number: 133.18.166.164.
Other host names, for instance server2.kato-tech.net, ys-off.co.jp and ns2.kato-tech.net share IP numbers with kato-tech.com.
Name Servers
kato-tech.com is delegated to two name servers: ns1.kato-tech.net and ns2.kato-tech.net.
kato-tech.com uses the same name server setup as other domains, for instance ietchk.com, teikyo.edu.hk, ys-off.co.jp, net-japan.com.hk and hkpost.com.hk.
Host names with one IP number:
ns1.kato-tech.net points to: 103.38.161.172.
ns2.kato-tech.net points to: 133.18.166.164.
Mail Servers
A single mail server handles kato-tech.com and kato-tech.com.
Host name kato-tech.com resolves to IP 133.18.166.164.