jf5grc.net - robtex.com
jf5grc.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 59.138.139.74🇯🇵 KDDI59.138.0.0/16 | ||||||
| PTR | kd059138139074.ppp-bb.dion.ne.jp | ||||||
| NS | jf5grc.net ⭐ | ||||||
| A | 59.138.139.74🇯🇵 KDDI59.138.0.0/16 | ||||||
| PTR | kd059138139074.ppp-bb.dion.ne.jp | ||||||
| NS | 2nd.dnsv.jp | ||||||
| A | 2400:8500:1301:2611:1001::142🇯🇵 GMO-INTERNET2400:8500:1000::/36 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 2nd.dnsv.jp | ||||||
| A | 163.44.76.142🇯🇵 GMO-INTERNET163.44.64.0/19 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | 2nd.dnsv.jp | ||||||
| NS | ns0.rurineko.com | ||||||
| A | 133.18.234.129🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc. | ||||||
| PTR | ns0.rurineko.com | ||||||
| MX | smtp19.gmoserver.jp ⭐ | ||||||
| A | 133.130.64.133🇯🇵 GMO-INTERNET133.130.64.0/18 GMO Internet,Inc Cerulean Tower, 11F Sakuragaokacho-26-1 Shibuya-ku, Tokyo 150-8512, Japan | ||||||
| PTR | smtp19.gmoserver.jp | ||||||
| TXT | v=spf1 include:spf19.gmoserver.jp ~all | ||||||
| SOA | jf5grc.netpostmaster@jf5grc.net 2026-03-13 #1 | ||||||
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=1777296651 | ||||||
NS for
jf5grc.net |
Same first word
jf5grc.net |
DNS History
5 records (5 active, 0 former)
●NSjf5grc.net2026-02-16 → 2026-04-27 · 2 obs
● 2026-04-27 13:42:56
●NSns0.rurineko.com2026-02-16 → 2026-04-27 · 2 obs
● 2026-04-27 13:42:56
●MXsmtp19.gmoserver.jp2026-02-16 → 2026-04-27 · 2 obs
● 2026-04-27 13:42:56
●A59.138.139.742026-02-16 → 2026-04-27 · 2 obs
● 2026-04-27 13:42:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | c.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net... | - |
| jf5grc.net | 2nd.dnsv.jp, ns0.rurineko.com | - |
✅ Authoritative Response
Server:163.44.76.142
NS records: 2nd.dnsv.jp, ns0.rurineko.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jf5grc.net (unsigned zone)
⏱️ Timing
Total: 979ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 59.138.139.74 |
| NS | 2 | 2nd.dnsv.jp, ns0.rurineko.com |
| MX | 1 | smtp19.gmoserver.jp (pri: 10) |
| TXT | 1 | v=spf1 include:spf19.gmoserver.jp ~all |
| SOA | 1 | jf5grc.net postmaster.jf5grc.net |
Analysis
Name Server Role
jf5grc.net serves as a name server for jf5grc.net.
ns0.rurineko.com and 2nd.dnsv.jp are commonly used as name servers together with jf5grc.net.
IP Addresses
jf5grc.net maps to IP address 59.138.139.74.
Other host names, for example www.rurineko.com, rurineko.com and kd059138139074.ppp-bb.dion.ne.jp share the same IP as jf5grc.net.
Name Servers
jf5grc.net is delegated to three name servers: jf5grc.net, ns0.rurineko.com and 2nd.dnsv.jp.
jf5grc.net at least partially shares name servers with other domains such as riccar-riccar.com, axcente.com, y-shigakoumuten.jp, sakamoto-ikki.com and jobcan.biz.
these name servers are commonly used with ns.attendex.net, dns.bizserver2.com, ns1.revotech.jp, ns1.dns.ne.jp, ns2.dns.ne.jp and ns1.0634.co.jp.
Host names with two IP numbers:
2nd.dnsv.jp points to 2400:8500:1301:2611:1001::142 and 163.44.76.142.
Host names with one IP number:
jf5grc.net points to 59.138.139.74.
ns0.rurineko.com points to 133.18.234.129.
Mail Servers
jf5grc.net is handled by a single mail server, smtp19.gmoserver.jp.
smtp19.gmoserver.jp points to one IP number: 133.130.64.133.