jcr-link.com - robtex.com
jcr-link.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 119.245.207.44🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE | ||||||
| PTR | jcr-link.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 | jcr-link.com ⭐ | ||||||
| A | 119.245.207.44🇯🇵 InfoSphere119.245.0.0/16 INFOSPHERE | ||||||
| PTR | jcr-link.com | ||||||
| TXT | v=spf1 include:fmx.etius.jp +ip4:119.245.207.2/32 +ip4:119.245.207.44/32 -all | ||||||
| SOA | ns3.sphere.ad.jpdns@sphere.ad.jp serial=1576034114 | ||||||
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=1776218647 | ||||||
MX for
jcr-link.com |
Same first word
jcr-link.com |
DNS History
4 records (4 active, 0 former)
●NSns3.sphere.ad.jp2015-07-24 → 2026-04-15 · 2 obs
● 2026-04-15 02:07:52
●NSns4.sphere.ad.jp2015-07-24 → 2026-04-15 · 2 obs
● 2026-04-15 02:07:52
●MXjcr-link.com2015-07-24 → 2026-04-15 · 2 obs
● 2026-04-15 02:07:52
●A119.245.207.442015-07-24 → 2026-04-15 · 2 obs
● 2026-04-15 02:07:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jcr-link.com | ns3.sphere.ad.jp, ns4.sphere.ad.jp | - |
✅ Authoritative Response
Server:202.239.113.30
NS records: ns3.sphere.ad.jp, ns4.sphere.ad.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jcr-link.com (unsigned zone)
⏱️ Timing
Total: 1058ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 119.245.207.44 |
| NS | 2 | ns3.sphere.ad.jp, ns4.sphere.ad.jp |
| MX | 1 | jcr-link.com (pri: 10) |
| TXT | 1 | v=spf1 include:fmx.etius.jp +ip4:119.245 |
| SOA | 1 | ns3.sphere.ad.jp dns.sphere.ad.jp |
Analysis
Mail Server Role
jcr-link.com serves as the mail server for jcr-link.com.
IP Addresses
jcr-link.com points to a single IP address: 119.245.207.44.
Other host names, for instance mycooljapan.com, share IP numbers with jcr-link.com.
Name Servers
jcr-link.com is delegated to two name servers: ns3.sphere.ad.jp and ns4.sphere.ad.jp.
jcr-link.com uses the same name server setup as other domains, including kcca.co.jp, kth-kk.com, 6.80.116.in-addr.arpa, cosmos-system.co.jp and inoue-name.com.
At least part of the name servers for jcr-link.com are shared with other domains, for instance np-sys.net, okigaruni.com, jaarc.co.jp, tc-college.co.jp and shoei-roka.co.jp.
Hostnames with a single IP
ns3.sphere.ad.jp resolves to: 202.239.113.22.
ns4.sphere.ad.jp resolves to: 202.239.113.30.
Mail Servers
Mail for jcr-link.com is handled by a single mail server, jcr-link.com.
Host jcr-link.com points to IP 119.245.207.44.