jsjcgc.com - robtex.com
jsjcgc.com
| CNAME | ip.b37.80data.net | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.231.139.55🇨🇳 CHINATELECOM-JIANGSU-NANJING-IDC221.231.136.0/21 CTJS NJ-IDC | ||||||
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=1771291435 | ||||||
Same first word
jsjcgc.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSdns.4cun.com2026-03-18 → 2026-03-22 · 3 obs
○ 2018-12-22 15:02:42
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
○NSdns.xrnet.cn2015-06-26 → 2018-12-22 · 4 obs
● 2015-06-26 21:46:08
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
○NSdns1.xrnet.cn2015-06-26 → 2018-12-22 · 4 obs
● 2015-06-26 21:46:08
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
●NSdns3.4cun.com2026-03-18 → 2026-03-22 · 3 obs
○ 2018-12-22 15:02:42
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
●NSdns4.51dns.top2026-03-18 → 2026-03-22 · 3 obs
○ 2018-12-22 15:02:42
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
○MXmail.jsjcgc.com2015-06-26 → 2018-12-22 · 4 obs
● 2015-06-26 21:46:08
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
●MXmxbiz1.qq.com2026-03-18 → 2026-03-22 · 3 obs
○ 2018-12-22 15:02:42
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
●MXmxbiz2.qq.com2026-03-18 → 2026-03-22 · 3 obs
○ 2018-12-22 15:02:42
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
○A103.71.237.42018-12-22 → 2018-12-22 · 4 obs
○ 2016-11-27 18:01:24
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
● 2018-12-22 15:02:42
○ 2026-03-18 14:30:28
○ 2026-03-22 00:53:50
○A118.193.15.842015-06-26 → 2016-11-27 · 4 obs
● 2015-06-26 21:46:08
● 2016-11-27 18:01:24
○ 2018-12-22 15:02:42
○ 2026-03-22 00:53:50
● 2016-11-27 18:01:24
○ 2018-12-22 15:02:42
○ 2026-03-22 00:53:50
●CNAMEip.b37.80data.net2026-03-18 → 2026-03-22 · 2 obs
● 2026-03-18 14:30:28
● 2026-03-22 00:53:50
● 2026-03-22 00:53:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jsjcgc.com | dns3.4cun.com, dns4.51dns.top | 2 records |
✅ Authoritative Response
Server: 61.172.183.74
NS records: dns3.4cun.com, dns4.51dns.top
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jsjcgc.com (unsigned zone)
⏱️ Timing
Total: 4536ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| CNAME | 1 | ip.b37.80data.net |
| SOA | 1 | dns.4cun.com admin.jsjcgc.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns3.4cun.com, dns3.4cun.com)
Analysis
IP Addresses
jsjcgc.com points to a single IP: 221.231.139.55.
Other host names such as rtshgc.b37.80data.net and ip.b37.80data.net share IP numbers with jsjcgc.com.