tcs-k.jp - robtex.com
tcs-k.jp
| DNSSEC | ⚠️ Not signed | ||||||
| A | 153.122.192.34🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | bh.ptr244.ptrcloud.net | ||||||
| NS | ns2.namedserver.net ⭐ | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| NS | ns.namedserver.net | ||||||
| A | 157.120.112.212🇯🇵 GMOHS-CL157.120.112.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.113.212🇯🇵 GMOHS-CL157.120.113.0/24 GMO GlobalSign Holdings K.K. | ||||||
| A | 157.120.114.212🇯🇵 GMOHS-CL157.120.114.0/24 GMO GlobalSign Holdings K.K. | ||||||
| MX | tcs-k.jp ⭐ | ||||||
| A | 153.122.192.34🇯🇵 AS131921153.122.192.0/20 GMO CLOUD K.K. GMO GlobalSign Holdings K.K. | ||||||
| PTR | bh.ptr244.ptrcloud.net | ||||||
| TXT | v=spf1 ip4:153.122.192.34 ~all | ||||||
| SOA | ns.namedserver.netroot@namedserver.net serial=7 | ||||||
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1784986203 | ||||||
MX for
tcs-k.jp |
Same first word
tcs-k.jp |
Similar names
sk-ct.co.jp |
s-tkc.com |
tk-sc.net |
ck-st.com |
tc-ks.com |
ks-tc.ru |
st-ck.com |
c-tsk.com |
ts-kc.com |
c-kts.ru |
stk-c.com |
kts-c.com |
stc-k.com |
sc-tk.de |
tsk-c.com |
DNS History
5 records (4 active, 1 former)
●NSns.namedserver.net2015-08-14 → 2026-07-25 · 2 obs
● 2026-07-25 14:42:40
●NSns2.namedserver.net2015-08-14 → 2026-07-25 · 2 obs
● 2026-07-25 14:42:40
●MXtcs-k.jp2015-08-14 → 2026-07-25 · 2 obs
● 2026-07-25 14:42:40
●A153.122.192.342026-02-16 → 2026-07-25 · 3 obs
● 2026-02-16 17:01:50
● 2026-07-25 14:42:40
○A153.122.67.2442015-08-14 → 2020-04-22 · 4 obs
● 2020-04-22 06:32:10
○ 2026-02-16 17:01:50
○ 2026-07-25 14:42:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| tcs-k.jp | ns.namedserver.net, ns2.namedserver.net | - |
✅ Authoritative Response
Server:157.120.113.212
NS records: ns.namedserver.net, ns2.namedserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcs-k.jp (unsigned zone)
⏱️ Timing
Total: 1907ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 153.122.192.34 |
| NS | 2 | ns2.namedserver.net, ns.namedserver.net |
| MX | 1 | tcs-k.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:153.122.192.34 ~all |
| SOA | 1 | ns.namedserver.net root.namedserver.net |
Analysis
Mail Server Role
tcs-k.jp serves as a mail server for tcs-k.jp.
IP Addresses
tcs-k.jp has exactly one IP address — 153.122.192.34.
www.awaji-buhin.co.jp, hydro-sys.com, cerclebeauty.jp plus two other host names have IP numbers in common with tcs-k.jp.
Name Servers
tcs-k.jp is served by two delegated name servers, ns2.namedserver.net and ns.namedserver.net.
The name server configuration of tcs-k.jp is shared with other domains, for instance 242.6.122.153.in-addr.arpa, mitsunari-zeimu.com, bra(0x6269746368).com and two others.
Some name servers delegated to tcs-k.jp are also used by other domains, notably itecs.ne.jp and 213.21.157.210.in-addr.arpa.
The hostnames ns2.namedserver.net and ns.namedserver.net each point to three IP numbers — 157.120.112.212, 157.120.113.212 and 157.120.114.212 — with identical mappings.
These two host names — ns2.namedserver.net and ns.namedserver.net — each point to 157.120.112.212 IP addresses.
These two host names — ns2.namedserver.net and ns.namedserver.net — each point to 157.120.113.212 IP addresses.
These two host names — ns2.namedserver.net and ns.namedserver.net — each point to 157.120.114.212 IP addresses.
Mail Servers
tcs-k.jp uses exactly one mail server, which is tcs-k.jp.
There is one IP number for tcs-k.jp: 153.122.192.34.