symknowledge.jp - dns.ninja
symknowledge.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=1783840502 | ||||||
Subdomains
Same first word
symknowledge.jp |
symknowledge.sakura.ne.jp |
DNS History
6 records (6 active, 0 former)
●NSns-1518.awsdns-61.org2026-03-23 → 2026-07-12 · 2 obs
● 2026-07-12 07:31:44
●NSns-1926.awsdns-48.co.uk2026-03-23 → 2026-07-12 · 2 obs
● 2026-07-12 07:31:44
●NSns-863.awsdns-43.net2026-03-23 → 2026-07-12 · 2 obs
● 2026-07-12 07:31:44
●NSns-98.awsdns-12.com2026-03-23 → 2026-07-12 · 2 obs
● 2026-07-12 07:31:44
●MXsymknowledge.sakura.ne.jp2026-03-23 → 2026-07-12 · 2 obs
● 2026-07-12 07:31:44
●A23.236.62.1472026-03-23 → 2026-07-12 · 2 obs
● 2026-07-12 07:31:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| symknowledge.jp | ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1518.awsdns-61.org, ns-1926.awsdns-48.co.uk | - |
✅ Authoritative Response
Server:205.251.197.238
NS records: ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1518.awsdns-61.org, ns-1926.awsdns-48.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for symknowledge.jp (unsigned zone)
⏱️ Timing
Total: 2018ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.236.62.147 |
| NS | 4 | ns-1518.awsdns-61.org, ns-1926.awsdns-48.co.uk... |
| MX | 1 | symknowledge.sakura.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 a:www4091.sakura.ne.jp a:kanaesti |
| SOA | 1 | ns-1926.awsdns-48.co.uk awsdns-hostmaste |
Analysis
Hierarchy
apa.symknowledge.jp and rttg.symknowledge.jp each fall under symknowledge.jp as their parent domain.
IP Addresses
symknowledge.jp resolves to just one IP address, 23.236.62.147.
Two other host names, along with medium.one, guardianwp.com and e-mesolar.com, also share IP numbers with symknowledge.jp.
Name Servers
The NS records for symknowledge.jp point to four name servers: ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1518.awsdns-61.org and ns-1926.awsdns-48.co.uk.
There is at least partial name server overlap between symknowledge.jp and other domains — 125-236-223-105.adsl.xtra.co.nz, 196.84.69.in-addr.arpa, sandarsh.com and two more among them.
All four hostnames — ns-98.awsdns-12.com, ns-863.awsdns-43.net, ns-1518.awsdns-61.org and ns-1926.awsdns-48.co.uk — resolve to two IP numbers apiece: ns-98.awsdns-12.com to 205.251.192.98 and 2600:9000:5300:6200::1; ns-863.awsdns-43.net to 205.251.195.95 and 2600:9000:5303:5f00::1; ns-1518.awsdns-61.org to 205.251.197.238 and 2600:9000:5305:ee00::1; ns-1926.awsdns-48.co.uk to 205.251.199.134 and 2600:9000:5307:8600::1.
Mail Servers
The sole mail server for symknowledge.jp is symknowledge.sakura.ne.jp.
Mail server setup for symknowledge.jp matches that of other domains, among them symknowledge.sakura.ne.jp.
symknowledge.sakura.ne.jp carries a single IP number, which is 182.48.49.60.