lpdc.cn - robtex.com
lpdc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
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=2034596236 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSdns1.iidns.com2015-05-30 → 2017-02-13 · 4 obs
● 2015-05-30 21:40:24
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
○NSdns2.iidns.com2015-05-30 → 2017-02-13 · 4 obs
● 2015-05-30 21:40:24
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
○NSdns3.iidns.com2015-05-30 → 2017-02-13 · 4 obs
● 2015-05-30 21:40:24
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
○NSdns4.iidns.com2015-05-30 → 2017-02-13 · 4 obs
● 2015-05-30 21:40:24
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
○NSdns5.iidns.com2015-05-30 → 2017-02-13 · 4 obs
● 2015-05-30 21:40:24
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
○NSdns6.iidns.com2015-05-30 → 2017-02-13 · 4 obs
● 2015-05-30 21:40:24
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
● 2017-02-13 11:36:32
○ 2026-03-26 09:14:44
○ 2026-03-28 00:33:54
●NSns1.judns.com2026-03-26 → 2026-03-28 · 3 obs
○ 2017-02-13 11:36:32
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
●NSns1.julydns.com2026-03-26 → 2026-03-28 · 3 obs
○ 2017-02-13 11:36:32
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
●NSns2.judns.com2026-03-26 → 2026-03-28 · 3 obs
○ 2017-02-13 11:36:32
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
●NSns2.julydns.com2026-03-26 → 2026-03-28 · 3 obs
○ 2017-02-13 11:36:32
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
● 2026-03-26 09:14:44
● 2026-03-28 00:33:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| lpdc.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lpdc.cn (unsigned zone)
⏱️ Timing
Total: 3213ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
Analysis
Name Servers
lpdc.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
lpdc.cn at least partially shares name servers with other domains, including inear.cn, diannaojiankong.com, chuanzhangxueyuan.com, btlc.cn and ytlongshun.com.
Host names with a single IP number:
- ns1.judns.com points to 47.97.51.45
- ns2.judns.com points to 162.159.27.251
- ns1.julydns.com points to 47.97.51.45
- ns2.julydns.com points to 162.159.48.223
Host names pointing to 47.97.51.45: ns1.judns.com and ns1.julydns.com