simplicity.jp - robtex.com
simplicity.jp
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=1785330902 | ||||||
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
●NSdns1.sys.jpdirect.jp2026-06-20 → 2026-07-29 · 3 obs
● 2026-06-20 10:26:14
● 2026-07-29 14:28:08
●NSdns2.sys.jpdirect.jp2026-06-20 → 2026-07-29 · 3 obs
● 2026-06-20 10:26:14
● 2026-07-29 14:28:08
●NSdns3.sys.jpdirect.jp2026-06-20 → 2026-07-29 · 3 obs
● 2026-06-20 10:26:14
● 2026-07-29 14:28:08
○NSns1.do-reg.jp2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
○NSns2.do-reg.jp2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
○MXalt1.aspmx.l.google.com2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
○MXalt2.aspmx.l.google.com2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
●MXalt3.aspmx.l.google.com2026-06-20 → 2026-07-29 · 3 obs
● 2026-06-20 10:26:14
● 2026-07-29 14:28:08
●MXaspmx.l.google.com2015-08-17 → 2026-07-29 · 2 obs
● 2026-07-29 14:28:08
○MXaspmx2.googlemail.com2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
○MXaspmx3.googlemail.com2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
○MXaspmx4.googlemail.com2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
○MXaspmx5.googlemail.com2015-08-17 → 2020-01-25 · 4 obs
● 2020-01-25 18:03:32
○ 2026-06-20 10:26:14
○ 2026-07-29 14:28:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | e.dns.jp, g.dns.jp, c.dns.jp, a.dns.jp... | - |
| simplicity.jp | dns2.sys.jpdirect.jp, dns1.sys.jpdirect.jp, dns3.sys.jpdirect.jp | - |
✅ Authoritative Response
Server:210.149.81.119
NS records: dns2.sys.jpdirect.jp, dns1.sys.jpdirect.jp, dns3.sys.jpdirect.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simplicity.jp (unsigned zone)
⏱️ Timing
Total: 1402ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | dns2.sys.jpdirect.jp, dns1.sys.jpdirect.jp... |
| MX | 2 | ASPMX.L.GOOGLE.COM (pri: 10), ALT3.ASPMX.L.GOOGLE.COM (pri: 30) |
| TXT | 1 | v=spf1 include:_spf.google.com -all |
| SOA | 1 | dns1.sys.jpdirect.jp root.SIMPLICITY.JP |
Analysis
Name Servers
simplicity.jp carries NS records delegating to dns1.sys.jpdirect.jp, dns2.sys.jpdirect.jp and dns3.sys.jpdirect.jp.
At least some of simplicity.jp's name servers are shared with other domains, for example asuka24.co.jp, zenkei-chiba-kibo.com, ithink.jp and two more.
dns1.sys.jpdirect.jp, dns2.sys.jpdirect.jp and dns3.sys.jpdirect.jp are three hostnames that each resolve to a pair of IP addresses: dns1.sys.jpdirect.jp to 202.238.194.23 and 2001:240:bb82:231d::1:14, dns2.sys.jpdirect.jp to 210.149.81.119 and 2001:240:bb82:2326::7f, and dns3.sys.jpdirect.jp to 210.149.73.74 and 2001:240:bb82:2711::56.
Mail Servers
simplicity.jp uses two mail servers, aspmx.l.google.com and alt3.aspmx.l.google.com.
The mail server setup of simplicity.jp matches that of other domains such as hannpsychologicalservices.com, brandeis.de, medcode.ch and two others.
At least some of the mail servers used by simplicity.jp are shared with other domains: ns500734.ns500734.ns500699.ns500734.ns500693.ns500588.ns500693.ns500632.ns500632.ns500612.ns500612.ns500578.ns500110.dtrkdll.com, ns500765.ns500699.ns500734.ns500734.ns500734.ns500699.ns500699.ns500699.ns500683.ns500683.ns500699.ns500699.ns500632.ns500612.ns500612.ns500110.dtrkdll.com, ns500765.ns500693.ns500693.ns500693.ns500693.ns500699.ns500683.ns500632.ns500632.ns500632.ns500632.ns500110.dtrkdll.com and two others among them.
These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt4.aspmx.l.google.com and 4 other mail servers.
aspmx.l.google.com and alt3.aspmx.l.google.com both carry two IP addresses. The A records for aspmx.l.google.com are 172.253.139.26 and 2607:f8b0:4004:c27::1b; the A records for alt3.aspmx.l.google.com are 192.178.223.26 and 2a00:1450:4009:c0f::1b.