tfrj.cn - robtex.com
tfrj.cn
| CNAME | cs1.ename.net | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.179.117.50🇸🇬 Amazon54.179.0.0/17 SIN prefix | ||||||
| PTR | ec2-54-179-117-50.ap-southeast-1.compute.amazonaws.com | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034788275 | ||||||
Previously NS for
tfrj.cn |
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
●NSns1.ename.net2026-03-26 → 2026-05-13 · 3 obs
○ 2015-06-19 11:21:12
● 2026-03-26 22:32:10
● 2026-05-13 18:33:20
● 2026-03-26 22:32:10
● 2026-05-13 18:33:20
●NSns2.ename.net2026-03-26 → 2026-05-13 · 3 obs
○ 2015-06-19 11:21:12
● 2026-03-26 22:32:10
● 2026-05-13 18:33:20
● 2026-03-26 22:32:10
● 2026-05-13 18:33:20
○NStfrj.cn2015-06-19 → 2015-06-19 · 3 obs
● 2015-06-19 11:21:12
○ 2026-03-26 22:32:10
○ 2026-05-13 18:33:20
○ 2026-03-26 22:32:10
○ 2026-05-13 18:33:20
○A174.139.207.1782015-06-19 → 2015-06-19 · 3 obs
● 2015-06-19 11:21:12
○ 2026-03-26 22:32:10
○ 2026-05-13 18:33:20
○ 2026-03-26 22:32:10
○ 2026-05-13 18:33:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| tfrj.cn | ns1.ename.net, ns2.ename.net | - |
✅ Authoritative Response
Server:61.158.128.31
NS records: ns1.ename.net, ns2.ename.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tfrj.cn (unsigned zone)
⏱️ Timing
Total: 4618ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.ename.net, ns2.ename.net |
| CNAME | 1 | cs1.ename.net |
| SOA | 1 | ns1.ename.net admin.ename.net |
Analysis
IP Addresses
tfrj.cn points to a single IP number: 54.179.117.50.
Other host names, for instance cs1.ename.net, jmvl.com, cs.ename.net, yysy.net and pay.vc share IP numbers with tfrj.cn.