nayuki.jp - robtex.com
nayuki.jp
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.value-domain.com ⭐ | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.value-domain.com | ||||||
| A | 172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns3.value-domain.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | nayuki.jp ⭐ | ||||||
| TXT | v=spf1 ip4:202.172.26.46 ~all | ||||||
| SOA | ns1.value-domain.comhostmaster@nayuki.jp 2020-08-26 #18 | ||||||
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=1785212102 | ||||||
MX for
nayuki.jp |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.value-domain.com2015-08-19 → 2026-07-28 · 2 obs
● 2026-07-28 04:28:56
●NSns2.value-domain.com2015-08-19 → 2026-07-28 · 2 obs
● 2026-07-28 04:28:56
●NSns3.value-domain.com2026-04-10 → 2026-07-28 · 3 obs
● 2026-04-10 09:36:14
● 2026-07-28 04:28:56
●MXnayuki.jp2015-08-19 → 2026-07-28 · 2 obs
● 2026-07-28 04:28:56
○A202.172.26.462015-08-19 → 2020-03-06 · 3 obs
● 2020-03-06 07:21:40
○ 2026-07-28 04:28:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | c.dns.jp, a.dns.jp, g.dns.jp, e.dns.jp... | - |
| nayuki.jp | ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com | - |
✅ Authoritative Response
Server:172.64.52.38
NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nayuki.jp (unsigned zone)
⏱️ Timing
Total: 767ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.172.26.46 |
| NS | 2 | ns2.value-domain.com, ns1.value-domain.com |
| MX | 1 | nayuki.jp (pri: 10) |
| TXT | 1 | v=spf1 ip4:202.172.26.46 ~all |
| SOA | 1 | ns1.value-domain.com hostmaster.nayuki.j |
Analysis
Mail Server Role
The MX record for nayuki.jp points back to nayuki.jp — it is its own mail server.
Name Servers
DNS for nayuki.jp is handled by three authoritative name servers: ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.
At least some of nayuki.jp's name servers are shared with other domains, for example fukulan.com, sco.jp, cyberactives.com and two more.
These name servers are routinely co-deployed with the name servers ns4.value-domain.com, ns5.value-domain.com, ns13.value-domain.com and two others.
Each of the hostnames ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com has a single IP address assigned: ns1.value-domain.com directs to 172.64.52.38, ns2.value-domain.com directs to 172.64.53.3 and ns3.value-domain.com directs to 172.64.52.38.
Host names pointing to 172.64.52.38 IP addresses: ns1.value-domain.com and ns3.value-domain.com.
Mail Servers
The MX record for nayuki.jp points to a single mail server: nayuki.jp.