kjsystem.com - dns.ninja
kjsystem.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=1785733452 | ||||||
MX for
kjsystem.com |
Same first word
Similar names
DNS History
16 records (10 active, 6 former)
●NSmaster.dns.ne.jp2015-08-02 → 2026-08-03 · 3 obs
● 2015-08-02 11:24:36
● 2026-08-03 05:34:32
○NSns.admiralsys.com2007-10-29 → 2007-10-29 · 3 obs
○ 2015-08-02 11:24:36
○ 2026-08-03 05:34:32
●NSns1.dns.ne.jp2015-08-02 → 2026-08-03 · 3 obs
● 2015-08-02 11:24:36
● 2026-08-03 05:34:32
○NSns2.admiralsys.com2007-10-29 → 2007-10-29 · 3 obs
○ 2015-08-02 11:24:36
○ 2026-08-03 05:34:32
●NSns2.dns.ne.jp2015-08-02 → 2026-08-03 · 3 obs
● 2015-08-02 11:24:36
● 2026-08-03 05:34:32
●MXalt1.aspmx.l.google.com2026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:34:30
● 2026-08-03 05:34:32
●MXalt2.aspmx.l.google.com2026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:34:30
● 2026-08-03 05:34:32
●MXalt3.aspmx.l.google.com2026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:34:30
● 2026-08-03 05:34:32
●MXalt4.aspmx.l.google.com2026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:34:30
● 2026-08-03 05:34:32
●MXaspmx.l.google.com2026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:34:30
● 2026-08-03 05:34:32
○MXimx13.admiral.net2007-10-29 → 2007-10-29 · 3 obs
○ 2015-08-02 11:24:36
○ 2026-08-03 05:34:32
●MXkjsystem.com2015-08-02 → 2026-08-03 · 3 obs
● 2015-08-02 11:24:36
● 2026-08-03 05:34:32
○A219.94.129.2052015-08-02 → 2019-04-03 · 5 obs
● 2015-08-02 11:24:36
● 2019-04-03 16:35:40
○ 2026-08-03 05:34:30
○ 2026-08-03 05:34:32
○A2403:3a00:101:b:219:94:129:2052015-08-02 → 2019-04-03 · 5 obs
● 2015-08-02 11:24:36
● 2019-04-03 16:35:40
○ 2026-08-03 05:34:30
○ 2026-08-03 05:34:32
●A49.212.180.732026-08-03 → 2026-08-03 · 3 obs
● 2026-08-03 05:34:30
● 2026-08-03 05:34:32
○A65.121.144.1202007-10-29 → 2007-10-29 · 3 obs
○ 2015-08-02 11:24:36
○ 2026-08-03 05:34:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net... | - |
| kjsystem.com | ns1.dns.ne.jp, ns2.dns.ne.jp | - |
✅ Authoritative Response
Server:61.211.236.1
NS records: ns1.dns.ne.jp, ns2.dns.ne.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kjsystem.com (unsigned zone)
⏱️ Timing
Total: 931ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.212.180.73 |
| NS | 2 | ns1.dns.ne.jp, ns2.dns.ne.jp |
| MX | 6 | kjsystem.com (pri: 10), aspmx.l.google.com (pri: 1)... |
| TXT | 4 | v=spf1 a:www2663.sakura.ne.jp mx ~all, google-site-verification=_87JZL3dQC87Ptc... |
| SOA | 1 | master.dns.ne.jp tech.sakura.ad.jp |
Analysis
Mail Server Role
kjsystem.com serves as a mail server for kjsystem.com.
aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com tend to be used as mail servers in tandem with kjsystem.com.
IP Addresses
kjsystem.com has exactly one IP address — 49.212.180.73.
fairtrans.info, drive-hard.net, tetori.jp plus two other host names have IP numbers in common with kjsystem.com.
Name Servers
The authoritative name servers for kjsystem.com are master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp — three in total.
There is at least partial name server overlap between kjsystem.com and other domains — nisshoexp.com, ebishika.org, akabou.in and two more among them.
The hostnames master.dns.ne.jp, ns1.dns.ne.jp and ns2.dns.ne.jp each resolve to a single IP: master.dns.ne.jp → 210.224.172.18, ns1.dns.ne.jp → 61.211.236.1, ns2.dns.ne.jp → 133.167.21.1.
Mail Servers
kjsystem.com uses 6 mail servers, including kjsystem.com, aspmx.l.google.com, alt1.aspmx.l.google.com and 3 others.
At least some of the mail servers used by kjsystem.com are shared with other domains: thailandvisa.net, ns500734.ns500693.ns500734.ns500734.ns500734.ns500734.ns500693.ns500734.ns500734.ns500693.ns500699.ns500693.ns500693.ns500632.ns500468.ns500110.dtrkdll.com, ns500734.ns500699.ns500699.ns500734.ns500699.ns500699.ns500734.ns500699.ns500699.ns500588.ns500693.ns500588.ns500683.ns500632.ns500588.ns500578.ns500110.dtrkdll.com and two others among them.
These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names pointing to two IP addresses:
aspmx.l.google.com directs traffic to 192.178.218.27 and 2607:f8b0:4004:c0b::1b.
alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.
Host names resolving to a single IP address:
kjsystem.com has the IP address 49.212.180.73.