ktb-s.com - robtex.com
ktb-s.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=1774578782 | ||||||
MX for
ktb-s.com |
Same first word
ktb-s.com |
Similar names
DNS History
9 records (5 active, 4 former)
○NSmaster.dns.ne.jp2016-12-18 → 2017-06-11 · 4 obs
● 2017-06-11 06:02:12
○ 2026-02-18 12:18:48
○ 2026-03-27 02:35:12
○NSns1.dns.ne.jp2016-12-18 → 2017-06-11 · 4 obs
● 2017-06-11 06:02:12
○ 2026-02-18 12:18:48
○ 2026-03-27 02:35:12
●NSns1.wpx.ne.jp2026-02-18 → 2026-03-27 · 3 obs
● 2026-02-18 12:18:48
● 2026-03-27 02:35:12
○NSns2.dns.ne.jp2016-12-18 → 2017-06-11 · 4 obs
● 2017-06-11 06:02:12
○ 2026-02-18 12:18:48
○ 2026-03-27 02:35:12
●NSns2.wpx.ne.jp2026-02-18 → 2026-03-27 · 3 obs
● 2026-02-18 12:18:48
● 2026-03-27 02:35:12
●NSns3.wpx.ne.jp2026-02-18 → 2026-03-27 · 3 obs
● 2026-02-18 12:18:48
● 2026-03-27 02:35:12
●MXktb-s.com2016-12-18 → 2026-03-27 · 2 obs
● 2026-03-27 02:35:12
●A210.157.79.2042026-02-18 → 2026-03-27 · 3 obs
● 2026-02-18 12:18:48
● 2026-03-27 02:35:12
○A219.94.160.1862016-12-18 → 2017-06-11 · 4 obs
● 2017-06-11 06:02:12
○ 2026-02-18 12:18:48
○ 2026-03-27 02:35:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net... | - |
| ktb-s.com | ns1.wpx.ne.jp, ns2.wpx.ne.jp, ns3.wpx.ne.jp | - |
✅ Authoritative Response
Server:157.112.145.232
NS records: ns1.wpx.ne.jp, ns2.wpx.ne.jp, ns3.wpx.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ktb-s.com (unsigned zone)
⏱️ Timing
Total: 999ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.157.79.204 |
| NS | 3 | ns3.wpx.ne.jp, ns1.wpx.ne.jp... |
| MX | 1 | ktb-s.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv6904.wpx.ne.jp +a:ktb-s.com |
| SOA | 1 | ns1.wpx.ne.jp root.wpx.ne.jp |
Analysis
Mail Server Role
ktb-s.com serves as the mail server for ktb-s.com.
IP Addresses
ktb-s.com points to IP number 210.157.79.204.
For instance, other host names ieyasukun.net, shi-tan.jp, nozomi-sekkotuin.jp, sv6904.wpx.ne.jp and www.sokusin.or.jp share IP numbers with ktb-s.com.
Name Servers
The delegation for ktb-s.com is handled by three name servers: ns1.wpx.ne.jp, ns2.wpx.ne.jp and ns3.wpx.ne.jp.
ktb-s.com shares name servers with other domains at least partially, for example 115283.jp, (0x736578)69x.com, myhappy.jp, game-tansaku.net and (0x666574697368)-net.com.
Host names with nine IP numbers: ns1.wpx.ne.jp points to: 157.112.145.65, 157.112.145.66, 157.112.145.67, 157.112.145.68, 157.112.145.69, 157.112.145.70, 157.112.145.145, 157.112.145.146 and 157.112.145.232.
Host names with eight IP numbers: ns2.wpx.ne.jp points to: 120.136.10.149, 120.136.10.150, 120.136.10.243, 183.90.225.214, 183.90.225.215, 183.90.225.216, 183.90.225.217 and 183.90.225.218.
Host names with seven IP numbers: ns3.wpx.ne.jp points to: 157.112.182.226, 157.112.182.227, 157.112.182.228, 157.112.182.229, 157.112.182.230, 157.112.182.254 and 202.226.37.244.
Mail Servers
ktb-s.com is handled by a single mail server, ktb-s.com.
ktb-s.com points to a single IP: 210.157.79.204.