sci4.net - dns.ninja
sci4.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.sphere.ad.jp ⚠️ Not in zone NS records | ||||||
| A | 202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns3.sphere.ad.jp | ||||||
| NS | ns4.sphere.ad.jp ⚠️ Not in zone NS records | ||||||
| A | 202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns4.sphere.ad.jp | ||||||
net
| 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=1786227184 | ||||||
Previously MX for
sci4.net |
Same first word
Similar names
DNS History
4 records (2 active, 2 former)
●NSns3.sphere.ad.jp2015-06-29 → 2026-08-08 · 2 obs
● 2015-06-29 15:29:58
● 2026-08-08 22:46:56
● 2026-08-08 22:46:56
●NSns4.sphere.ad.jp2015-06-29 → 2026-08-08 · 2 obs
● 2015-06-29 15:29:58
● 2026-08-08 22:46:56
● 2026-08-08 22:46:56
○MXsci4.net2015-06-29 → 2016-02-12 · 4 obs
● 2015-06-29 15:29:58
● 2016-02-12 04:05:48
○ 2026-04-01 18:25:46
○ 2026-08-08 22:46:56
● 2016-02-12 04:05:48
○ 2026-04-01 18:25:46
○ 2026-08-08 22:46:56
○A119.245.143.82015-06-29 → 2016-02-12 · 4 obs
● 2015-06-29 15:29:58
● 2016-02-12 04:05:48
○ 2026-04-01 18:25:46
○ 2026-08-08 22:46:56
● 2016-02-12 04:05:48
○ 2026-04-01 18:25:46
○ 2026-08-08 22:46:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | d.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net... | - |
| sci4.net | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.22
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sci4.net (unsigned zone)
⏱️ Timing
Total: 1111ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
sci4.net is delegated to two name servers: ns3.sphere.ad.jp and ns4.sphere.ad.jp.
sci4.net has the same name server delegation as a number of other domains, such as es.st0.arena.ne.jp, tr10.test.suitepro.jp, 34156.pr.arena.ne.jp and two more.
sci4.net shares at least some of its name servers with other domains, such as cis-net.co.jp.
Both ns3.sphere.ad.jp and ns4.sphere.ad.jp have a single IP address each — ns3.sphere.ad.jp resolves to 202.239.113.22 while ns4.sphere.ad.jp resolves to 202.239.113.30.