japanknowledge.com - robtex.com
japanknowledge.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=1774360257 | ||||||
rank #44933 in the tld
WOT: SAFE (62/100)
📈 Tranco rank: #95,782
Subdomains
Same first word
japanknowledge.cn |
japanknowledge.co.il |
japanknowledge.com |
japanknowledge.jp |
DNS History
9 records (6 active, 3 former)
○NScdns0.nifty.ad.jp2015-06-17 → 2016-06-22 · 4 obs
● 2016-06-22 08:12:26
○ 2026-02-23 14:20:16
○ 2026-03-24 14:04:28
○NScdns1.nifty.ad.jp2015-06-17 → 2016-06-22 · 4 obs
● 2016-06-22 08:12:26
○ 2026-02-23 14:20:16
○ 2026-03-24 14:04:28
●NSns-cloud-a1.googledomains.com2026-02-23 → 2026-03-24 · 3 obs
● 2026-02-23 14:20:16
● 2026-03-24 14:04:28
●NSns-cloud-a2.googledomains.com2026-02-23 → 2026-03-24 · 3 obs
● 2026-02-23 14:20:16
● 2026-03-24 14:04:28
●NSns-cloud-a3.googledomains.com2026-02-23 → 2026-03-24 · 3 obs
● 2026-02-23 14:20:16
● 2026-03-24 14:04:28
●NSns-cloud-a4.googledomains.com2026-02-23 → 2026-03-24 · 3 obs
● 2026-02-23 14:20:16
● 2026-03-24 14:04:28
●MXmx.securemx.jp2015-06-17 → 2026-03-24 · 2 obs
● 2026-03-24 14:04:28
○A111.64.92.2412015-06-17 → 2016-06-22 · 4 obs
● 2016-06-22 08:12:26
○ 2026-02-23 14:20:16
○ 2026-03-24 14:04:28
●A34.49.59.1882026-02-23 → 2026-03-24 · 3 obs
● 2026-02-23 14:20:16
● 2026-03-24 14:04:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net... | - |
| japanknowledge.com | ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.36.106
NS records: ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com, ns-cloud-a4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for japanknowledge.com (unsigned zone)
⏱️ Timing
Total: 243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.49.59.188 |
| NS | 4 | ns-cloud-a1.googledomains.com, ns-cloud-a4.googledomains.com... |
| MX | 1 | mx.securemx.jp (pri: 10) |
| TXT | 2 | v=spf1 +ip4:111.64.91.161 include:spf.se, google-site-verification=HMQapaK_mK-6Pr5 |
| SOA | 1 | ns-cloud-a1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-a1.googledomains.com, ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com...)
Analysis
Hierarchy
japanknowledge.com is a parent of auth.japanknowledge.com and school.japanknowledge.com.
IP Addresses
japanknowledge.com points to IP number 34.49.59.188.
Other host names, for instance, 188.59.49.34.bc.googleusercontent.com share IP numbers with japanknowledge.com.
Name Servers
japanknowledge.com is delegated to four name servers: ns-cloud-a1.googledomains.com, ns-cloud-a2.googledomains.com, ns-cloud-a3.googledomains.com and ns-cloud-a4.googledomains.com.
japanknowledge.com shares name servers with other domains at least partially, for example ilanilan.com, klios.id, ligong.net, surinenglish.com and tuasetel.com.
Host names with two IP numbers:
ns-cloud-a1.googledomains.com points to: 2001:4860:4802:32::6a and 216.239.32.106
ns-cloud-a2.googledomains.com points to: 2001:4860:4802:34::6a and 216.239.34.106
ns-cloud-a3.googledomains.com points to: 2001:4860:4802:36::6a and 216.239.36.106
ns-cloud-a4.googledomains.com points to: 2001:4860:4802:38::6a and 216.239.38.106
Mail Servers
japanknowledge.com is handled by a single mail server, mx.securemx.jp.
japanknowledge.com shares the same mail server setup as other domains, for instance qdk.co.jp, yamato.com.my, fgc.co.jp, bauhaus-m.com and zaijubiz.jp.
japanknowledge.com shares mail servers with other domains at least partially; for instance kyodo-hokuriku.co.jp, city.mitaka.lg.jp, takebe.co.th, hankyu-euro.com and anabuki-kosan.co.jp.
these mail servers are commonly used with the mail servers mx6.securemx.jp.
Host mx.securemx.jp points to four IP numbers: 210.130.202.92, 210.130.202.93, 210.130.202.96 and 210.130.202.99.