fukuda-study.com - robtex.com
fukuda-study.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=1778384366 | ||||||
Same first word
fukuda-study.com |
DNS History
9 records (4 active, 5 former)
●NSharlan.ns.cloudflare.com2026-03-27 → 2026-05-10 · 3 obs
● 2026-03-27 21:40:56
● 2026-05-10 04:08:32
●NSjule.ns.cloudflare.com2026-03-27 → 2026-05-10 · 3 obs
● 2026-03-27 21:40:56
● 2026-05-10 04:08:32
○NSns4.cpi.ad.jp2015-07-17 → 2018-07-08 · 4 obs
● 2018-07-08 21:58:54
○ 2026-03-27 21:40:56
○ 2026-05-10 04:08:32
○NSns5.cpi.ad.jp2015-07-17 → 2018-07-08 · 4 obs
● 2018-07-08 21:58:54
○ 2026-03-27 21:40:56
○ 2026-05-10 04:08:32
●MXm130.secure.ne.jp2026-03-27 → 2026-05-10 · 3 obs
● 2026-03-27 21:40:56
● 2026-05-10 04:08:32
○MXvlmx20.secure.ne.jp2015-07-17 → 2018-07-08 · 4 obs
● 2018-07-08 21:58:54
○ 2026-03-27 21:40:56
○ 2026-05-10 04:08:32
○MXvlmx21.secure.ne.jp2015-07-17 → 2018-07-08 · 4 obs
● 2018-07-08 21:58:54
○ 2026-03-27 21:40:56
○ 2026-05-10 04:08:32
○MXvlmx22.secure.ne.jp2015-07-17 → 2018-07-08 · 4 obs
● 2018-07-08 21:58:54
○ 2026-03-27 21:40:56
○ 2026-05-10 04:08:32
●A158.199.216.792015-07-17 → 2026-05-10 · 2 obs
● 2026-05-10 04:08:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net... | - |
| fukuda-study.com | jule.ns.cloudflare.com, harlan.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.250
NS records: jule.ns.cloudflare.com, harlan.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fukuda-study.com (unsigned zone)
⏱️ Timing
Total: 371ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 158.199.216.79 |
| NS | 2 | harlan.ns.cloudflare.com, jule.ns.cloudflare.com |
| MX | 1 | m130.secure.ne.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf.secure.ne.jp -all |
| SOA | 1 | harlan.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (jule.ns.cloudflare.com, jule.ns.cloudflare.com, jule.ns.cloudflare.com...)
Analysis
IP Addresses
fukuda-study.com points to a single IP number: 158.199.216.79.
Name Servers
fukuda-study.com is delegated to two name servers: harlan.ns.cloudflare.com and jule.ns.cloudflare.com.
fukuda-study.com uses the same name server setup as other domains, for instance astm-tec.com, 2525.co.jp, alps-dryice.com, yakiniku-hanhan.com and hideshou.com.
fukuda-study.com shares name servers with other domains at least partially, for instance spartanmotel.net, taxitours.pt, bestonlinebookmaker.com, openpeer.org and cey.ca.
these name servers are often used with nena.ns.cloudflare.com, viddy.ns.cloudflare.com and dawn.ns.cloudflare.com.
Host names with six IP numbers: harlan.ns.cloudflare.com points to 2606:4700:58::a29f:2cfa, 2803:f800:50::6ca2:c3fa, 2a06:98c1:50::ac40:23fa, 108.162.195.250, 162.159.44.250 and 172.64.35.250; jule.ns.cloudflare.com points to 2606:4700:50::adf5:3aaf, 2803:f800:50::6ca2:c0af, 2a06:98c1:50::ac40:20af, 108.162.192.175, 172.64.32.175 and 173.245.58.175.
Mail Servers
The mail server for fukuda-study.com is m130.secure.ne.jp.
fukuda-study.com shares the same mail server setup as other domains, including kagayaki-grp.net, odaiba-decks.com, cosmos-factory.com, takagisika.com and epan.jp.
fukuda-study.com shares at least some mail servers with other domains, for instance frontier-japan.net.
These mail servers are often used with the mail servers mail.frontier-japan.net.
Host name m130.secure.ne.jp resolves to IP 158.199.217.240.