tbd.cn - robtex.com
tbd.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=2034991317 | ||||||
Same first word
Similar names
DNS History
18 records (3 active, 15 former)
○NSdns1.iidns.com2015-06-26 → 2017-03-23 · 4 obs
● 2015-06-26 06:01:50
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○NSdns2.iidns.com2015-06-26 → 2016-06-26 · 4 obs
● 2015-06-26 06:01:50
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
○NSdns3.iidns.com2015-06-26 → 2016-06-26 · 4 obs
● 2015-06-26 06:01:50
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
○NSdns4.iidns.com2015-06-26 → 2016-06-26 · 4 obs
● 2015-06-26 06:01:50
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
○NSdns5.iidns.com2015-06-26 → 2016-06-26 · 4 obs
● 2015-06-26 06:01:50
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
○NSdns6.iidns.com2015-06-26 → 2016-06-26 · 4 obs
● 2015-06-26 06:01:50
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
●NSns1.ename.net2026-06-13 → 2026-07-01 · 3 obs
○ 2017-03-23 18:39:48
● 2026-06-13 06:34:58
● 2026-07-01 17:14:20
● 2026-06-13 06:34:58
● 2026-07-01 17:14:20
●NSns2.ename.net2026-06-13 → 2026-07-01 · 3 obs
○ 2017-03-23 18:39:48
● 2026-06-13 06:34:58
● 2026-07-01 17:14:20
● 2026-06-13 06:34:58
● 2026-07-01 17:14:20
○A103.241.230.1352017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-26 14:20:52
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○A103.241.230.1372017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-26 14:20:52
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○A103.241.230.1382017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-26 14:20:52
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○A103.241.230.1392017-03-23 → 2017-03-23 · 4 obs
○ 2016-06-26 14:20:52
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
● 2017-03-23 18:39:48
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○A107.167.19.742016-04-26 → 2016-06-26 · 5 obs
○ 2015-06-26 06:01:50
● 2016-04-26 04:25:54
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-04-26 04:25:54
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
○A107.167.19.752016-04-26 → 2016-06-26 · 5 obs
○ 2015-06-26 06:01:50
● 2016-04-26 04:25:54
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
● 2016-04-26 04:25:54
● 2016-06-26 14:20:52
○ 2017-03-23 18:39:48
○ 2026-07-01 17:14:20
○A198.148.92.872015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 06:01:50
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○A198.148.92.882015-06-26 → 2015-06-26 · 3 obs
● 2015-06-26 06:01:50
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
○ 2026-06-13 06:34:58
○ 2026-07-01 17:14:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| tbd.cn | ns1.ename.net, ns2.ename.net | - |
✅ Authoritative Response
Server:183.253.57.199
NS records: ns1.ename.net, ns2.ename.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tbd.cn (unsigned zone)
⏱️ Timing
Total: 4838ms | 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
tbd.cn points to a single IP number: 54.179.117.50.
Additional host names — cs.ename.net, pianhan.com, pay.vc and two others — share IP numbers with tbd.cn.