keisuke.net - robtex.com
keisuke.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 161.34.13.212🇯🇵 InfoSphere161.34.0.0/16 INFOSPHERE | ||||||
| PTR | keisuke.net | ||||||
| NS | ns3.sphere.ad.jp ⭐ | ||||||
| A | 202.239.113.22🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns3.sphere.ad.jp | ||||||
| NS | ns4.sphere.ad.jp | ||||||
| A | 202.239.113.30🇯🇵 InfoSphere202.239.64.0/18 INFOSPHERE | ||||||
| PTR | ns4.sphere.ad.jp | ||||||
| MX | keisuke.net ⭐ | ||||||
| A | 161.34.13.212🇯🇵 InfoSphere161.34.0.0/16 INFOSPHERE | ||||||
| PTR | keisuke.net | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:161.34.13.2/32 +ip4:161.34.13.212/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1573178385 | ||||||
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=1774742142 | ||||||
PTR for
MX for
keisuke.net |
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSasns1.customer.ne.jp2015-06-23 → 2017-11-15 · 3 obs
● 2017-11-15 15:58:12
○ 2026-03-29 00:04:30
○NSasns2.customer.ne.jp2015-06-23 → 2017-11-15 · 3 obs
● 2017-11-15 15:58:12
○ 2026-03-29 00:04:30
●NSns3.sphere.ad.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:04:30
●NSns4.sphere.ad.jp2026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:04:30
●MXkeisuke.net2015-06-23 → 2026-03-29 · 2 obs
● 2026-03-29 00:04:30
●A161.34.13.2122026-03-29 → 2026-03-29 · 2 obs
● 2026-03-29 00:04:30
○A61.126.46.2382015-06-23 → 2017-11-15 · 3 obs
● 2017-11-15 15:58:12
○ 2026-03-29 00:04:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| keisuke.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 keisuke.net (unsigned zone)
⏱️ Timing
Total: 1171ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 161.34.13.212 |
| NS | 2 | ns4.sphere.ad.jp, ns3.sphere.ad.jp |
| MX | 1 | keisuke.net (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:161.34. |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
The mail server for keisuke.net is keisuke.net.
IP Addresses
keisuke.net points to a single IP address: 161.34.13.212.
Name Servers
Two name servers ns3.sphere.ad.jp and ns4.sphere.ad.jp handle the delegation for keisuke.net.
keisuke.net shares the same name server setup as other domains, for example wj-is.on.arena.ne.jp, www.nishinihon-sash.jp, matsuogroup.co.jp, nichiyukyo.ec-site.jp and ior-j.com.
keisuke.net shares name servers with other domains at least partially, for instance ones-quest.co.jp.
Host names with one IP number:
ns3.sphere.ad.jp points to 202.239.113.22; ns4.sphere.ad.jp points to 202.239.113.30.
Mail Servers
One mail server handles keisuke.net; that server is keisuke.net.
keisuke.net points to a single IP number: 161.34.13.212.