j-tcs.com - robtex.com
j-tcs.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=1784993112 | ||||||
Same first word
j-tcs.com |
Similar names
jct-s.com |
j-sct.net |
ct-sj.com |
st-jc.com |
ts-jc.net |
jc-st.net |
tcs-j.com |
tc-js.com |
tsc-j.com |
t-sjc.com |
j-cst.org |
js-ct.com |
cts-j.com |
tcs-j.jp |
tc-sj.com |
DNS History
6 records (6 active, 0 former)
●MXjtcs-com0c.mail.protection.outlook.com2026-02-28 → 2026-07-25 · 2 obs
● 2026-07-25 15:51:48
●A182.48.49.2352026-02-28 → 2026-07-25 · 2 obs
● 2026-07-25 15:51:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net... | - |
| j-tcs.com | 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp | - |
✅ Authoritative Response
Server:157.7.35.53
NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j-tcs.com (unsigned zone)
⏱️ Timing
Total: 1008ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 182.48.49.235 |
| NS | 4 | 01.dnsv.jp, 02.dnsv.jp... |
| MX | 1 | jtcs-com0c.mail.protection.outlook.com ( |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | 01.dnsv.jp hostmaster.dnsv.jp |
Analysis
IP Addresses
j-tcs.com points to a single IP number: 182.48.49.235.
Additional host names — purasu-denki.com, goto-tv.sakura.ne.jp, brasia-j.com and two others — share IP numbers with j-tcs.com.
Name Servers
j-tcs.com has four authoritative name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
At least some of j-tcs.com's name servers are shared with other domains, for example 3yake.net, misakix.jp, usf-npo.org and two more.
Host names with two IP numbers:
The A records for 01.dnsv.jp return 157.7.32.53 and 2400:8500:3300::53.
The A records for 03.dnsv.jp return 157.7.34.53 and 2400:8500:3000::53.
The A records for 04.dnsv.jp return 157.7.35.53 and 2400:8500:3fff::53.
Host names pointing to a single IP address:
02.dnsv.jp resolves to the IP address 157.7.33.53.
Mail Servers
j-tcs.com has one mail server: jtcs-com0c.mail.protection.outlook.com.
jtcs-com0c.mail.protection.outlook.com points to 8 IP numbers: 52.101.124.0, 52.101.124.5, 52.101.124.6 and 5 other.