upjpn.com - robtex.com
upjpn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 111.89.141.38🇯🇵 InfoSphere111.89.0.0/16 INFOSPHERE | ||||||
| PTR | upjpn.com | ||||||
| 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 | upjpn.com ⭐ | ||||||
| A | 111.89.141.38🇯🇵 InfoSphere111.89.0.0/16 INFOSPHERE | ||||||
| PTR | upjpn.com | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:111.89.140.2/32 +ip4:111.89.141.38/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034229 | ||||||
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=1786270874 | ||||||
PTR for
MX for
upjpn.com |
Same first word
upjpn.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns3.sphere.ad.jp2015-06-23 → 2026-08-09 · 2 obs
● 2026-08-09 10:49:54
●NSns4.sphere.ad.jp2015-06-23 → 2026-08-09 · 2 obs
● 2026-08-09 10:49:54
●MXupjpn.com2015-06-23 → 2026-08-09 · 2 obs
● 2026-08-09 10:49:54
●A111.89.141.382015-06-23 → 2026-08-09 · 2 obs
● 2026-08-09 10:49:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| upjpn.com | 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 upjpn.com (unsigned zone)
⏱️ Timing
Total: 1691ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 111.89.141.38 |
| NS | 2 | ns3.sphere.ad.jp, ns4.sphere.ad.jp |
| MX | 1 | upjpn.com (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:111.89. |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
upjpn.com is listed as a mail server for itself.
IP Addresses
upjpn.com resolves to one IP address: 111.89.141.38.
Name Servers
DNS delegation for upjpn.com points to two name servers: ns3.sphere.ad.jp and ns4.sphere.ad.jp.
upjpn.com uses the same name servers as several other domains — among them top-m.co.jp, tuli.co.jp, shibusawa-tb.co.jp and two more.
At least some of upjpn.com's name servers are shared with other domains, for example aqualeaf.com and bi-you.com.
Each of ns3.sphere.ad.jp and ns4.sphere.ad.jp has one IP address: ns3.sphere.ad.jp uses 202.239.113.22 and ns4.sphere.ad.jp uses 202.239.113.30.
Mail Servers
Mail for upjpn.com is handled by one mail server — upjpn.com.
upjpn.com has exactly one IP number: 111.89.141.38.