ltbz.cn - robtex.com
ltbz.cn
| CNAME | overdue.aliyun.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 170.33.12.185🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
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=2034701025 | ||||||
Same first word
ltbz.cn |
Similar names
DNS History
8 records (3 active, 5 former)
○NSdns1.hichina.com2015-08-18 → 2019-12-24 · 4 obs
● 2015-08-18 12:03:52
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
○NSdns2.hichina.com2015-08-18 → 2019-12-24 · 4 obs
● 2015-08-18 12:03:52
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
●NSdns3.hichina.com2026-03-17 → 2026-04-23 · 3 obs
○ 2019-12-24 22:04:26
● 2026-03-17 10:08:40
● 2026-04-23 02:05:10
● 2026-03-17 10:08:40
● 2026-04-23 02:05:10
●NSdns4.hichina.com2026-03-17 → 2026-04-23 · 3 obs
○ 2019-12-24 22:04:26
● 2026-03-17 10:08:40
● 2026-04-23 02:05:10
● 2026-03-17 10:08:40
● 2026-04-23 02:05:10
○MXmail.ltbz.cn2015-08-18 → 2019-12-24 · 4 obs
● 2015-08-18 12:03:52
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
○A223.5.84.1042015-08-18 → 2019-12-24 · 4 obs
● 2015-08-18 12:03:52
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
● 2019-12-24 22:04:26
○ 2026-03-17 10:08:40
○ 2026-04-23 02:05:10
●CNAMEoverdue.aliyun.com2026-04-20 → 2026-04-23 · 3 obs
○ 2026-03-17 10:08:40
● 2026-04-20 11:10:06
● 2026-04-23 02:05:10
● 2026-04-20 11:10:06
● 2026-04-23 02:05:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| ltbz.cn | dns3.hichina.com, dns4.hichina.com | - |
✅ Authoritative Response
Server:39.96.153.63
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ltbz.cn (unsigned zone)
⏱️ Timing
Total: 3978ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns3.hichina.com, dns4.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
Analysis
IP Addresses
ltbz.cn points to a single IP: 170.33.12.185.
Other host names, for instance qxctg.cn, dounao.com, mwcs.cn, zmkb.cn and hghp.cn share IP numbers with ltbz.cn.