polyinform.cn - robtex.com
polyinform.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.75.12.69🇭🇰 POWERLINE-HK103.75.12.0/22 POWER LINE (HK) CO., LIMITED UNIT 04/7F BRIGHT WAY TOWER NO.35 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.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.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 | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1775990239 | ||||||
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=2034715796 | ||||||
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSdm1.longmingdns.com2026-03-27 → 2026-04-03 · 5 obs
● 2026-03-27 21:52:40
● 2026-04-03 15:29:06
○ 2026-04-26 23:56:04
○ 2026-04-26 23:56:06
○NSdm2.longmingdns.com2026-03-27 → 2026-04-03 · 5 obs
● 2026-03-27 21:52:40
● 2026-04-03 15:29:06
○ 2026-04-26 23:56:04
○ 2026-04-26 23:56:06
●NSns1.judns.com2026-04-26 → 2026-04-26 · 3 obs
● 2026-04-26 23:56:04
● 2026-04-26 23:56:06
●NSns1.julydns.com2026-04-26 → 2026-04-26 · 3 obs
● 2026-04-26 23:56:04
● 2026-04-26 23:56:06
●NSns2.judns.com2026-04-26 → 2026-04-26 · 3 obs
● 2026-04-26 23:56:04
● 2026-04-26 23:56:06
●NSns2.julydns.com2026-04-26 → 2026-04-26 · 3 obs
● 2026-04-26 23:56:04
● 2026-04-26 23:56:06
○NSv1s1.xundns.com2017-03-16 → 2017-03-16 · 3 obs
○ 2026-03-27 21:52:40
○ 2026-04-26 23:56:06
○NSv1s2.xundns.com2017-03-16 → 2017-03-16 · 3 obs
○ 2026-03-27 21:52:40
○ 2026-04-26 23:56:06
●A103.75.12.692026-04-26 → 2026-04-26 · 3 obs
● 2026-04-26 23:56:04
● 2026-04-26 23:56:06
○A154.201.242.1002026-03-27 → 2026-04-03 · 4 obs
● 2026-04-03 15:29:06
○ 2026-04-26 23:56:04
○ 2026-04-26 23:56:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| polyinform.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 polyinform.cn (unsigned zone)
⏱️ Timing
Total: 1108ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.75.12.69 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
polyinform.cn points to a single IP address: 103.75.12.69.
Other host names, for instance zbymqc.com, share IP numbers with polyinform.cn.
Name Servers
polyinform.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
polyinform.cn at least partially shares name servers with other domains, for example 45bbk.com, szfics.com, szguz.com, shengze56.cn and zjg163.com.
ns1.judns.com points to 162.159.27.251
ns2.judns.com points to 162.159.27.251
ns1.julydns.com points to 162.159.48.223
ns2.julydns.com points to 162.159.48.223
ns1.judns.com and ns2.judns.com point to 162.159.27.251
ns1.julydns.com and ns2.julydns.com point to 162.159.48.223