igku.cn - robtex.com
igku.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.76.182.137🇺🇸 Alibaba-Cloud47.76.128.0/17 Proxy-registered route object | ||||||
| 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=1713928799 | ||||||
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=2035060084 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
○NSdns13.hichina.com2020-01-26 → 2020-01-26 · 3 obs
○ 2026-06-22 14:12:34
○ 2026-07-19 11:20:30
○NSdns14.hichina.com2020-01-26 → 2020-01-26 · 3 obs
○ 2026-06-22 14:12:34
○ 2026-07-19 11:20:30
●NSns1.judns.com2026-06-22 → 2026-07-19 · 3 obs
● 2026-06-22 14:12:34
● 2026-07-19 11:20:30
●NSns1.julydns.com2026-06-22 → 2026-07-19 · 3 obs
● 2026-06-22 14:12:34
● 2026-07-19 11:20:30
●NSns2.judns.com2026-06-22 → 2026-07-19 · 3 obs
● 2026-06-22 14:12:34
● 2026-07-19 11:20:30
●NSns2.julydns.com2026-06-22 → 2026-07-19 · 3 obs
● 2026-06-22 14:12:34
● 2026-07-19 11:20:30
●A47.76.182.1372026-06-22 → 2026-07-19 · 2 obs
● 2026-07-19 11:20:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| igku.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 igku.cn (unsigned zone)
⏱️ Timing
Total: 1175ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.76.182.137 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
igku.cn resolves to one IP address: 47.76.182.137.
hbra.cn, olsk.cn, www.tpoo.cn and two other host names share IP numbers with igku.cn.
Name Servers
The authoritative name servers for igku.cn are ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
igku.cn partially shares its NS delegation with several other domains, including nenguo.com, 94362.com, guoyuntea.com and two others.
These name servers are regularly seen alongside ns1.onclouddns.com and ns2.onclouddns.com as name servers.
Four host names each point to one IP address: ns1.judns.com and ns2.judns.com both point to 162.159.27.251, and ns1.julydns.com and ns2.julydns.com both point to 162.159.48.223.
ns1.judns.com and ns2.judns.com each have 162.159.27.251 IP addresses.
ns1.julydns.com and ns2.julydns.com each have 162.159.48.223 IP addresses.