ursn.cn - robtex.com
ursn.cn
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=2035038914 | ||||||
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSdns1.iidns.com2016-03-07 → 2016-03-07 · 3 obs
○ 2018-06-23 19:23:26
○ 2026-07-14 07:54:00
●NSdns11.hichina.com2026-06-26 → 2026-07-14 · 3 obs
● 2026-06-26 15:27:12
● 2026-07-14 07:54:00
●NSdns12.hichina.com2026-06-26 → 2026-07-14 · 3 obs
● 2026-06-26 15:27:12
● 2026-07-14 07:54:00
○NSdns2.iidns.com2016-03-07 → 2016-03-07 · 3 obs
○ 2026-06-26 15:27:12
○ 2026-07-14 07:54:00
○NSdns3.iidns.com2016-03-07 → 2016-03-07 · 3 obs
○ 2026-06-26 15:27:12
○ 2026-07-14 07:54:00
○NSdns4.iidns.com2016-03-07 → 2016-03-07 · 3 obs
○ 2026-06-26 15:27:12
○ 2026-07-14 07:54:00
○NSdns5.iidns.com2016-03-07 → 2016-03-07 · 3 obs
○ 2026-06-26 15:27:12
○ 2026-07-14 07:54:00
○NSdns6.iidns.com2016-03-07 → 2016-03-07 · 3 obs
○ 2026-06-26 15:27:12
○ 2026-07-14 07:54:00
○NSns3.dns.com2018-06-23 → 2018-06-23 · 4 obs
● 2018-06-23 19:23:26
○ 2026-06-26 15:27:12
○ 2026-07-14 07:54:00
●MXmx1.qiye.aliyun.com2026-06-26 → 2026-07-14 · 2 obs
● 2026-07-14 07:54:00
●MXmx2.qiye.aliyun.com2026-06-26 → 2026-07-14 · 2 obs
● 2026-07-14 07:54:00
●MXmx3.qiye.aliyun.com2026-06-26 → 2026-07-14 · 2 obs
● 2026-07-14 07:54:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, a.dns.cn, e.dns.cn, c.dns.cn... | - |
| ursn.cn | dns11.hichina.com, dns12.hichina.com | - |
✅ Authoritative Response
Server:47.118.199.212
NS records: dns11.hichina.com, dns12.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ursn.cn (unsigned zone)
⏱️ Timing
Total: 4243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns12.hichina.com, dns11.hichina.com |
| MX | 3 | mx2.qiye.aliyun.com (pri: 10), mx1.qiye.aliyun.com (pri: 5)... |
| TXT | 1 | v=spf1 include:spf.qiye.aliyun.com -all |
| SOA | 1 | dns11.hichina.com hostmaster.hichina.com |
Analysis
Name Servers
ursn.cn is served by two delegated name servers, dns11.hichina.com and dns12.hichina.com.
ursn.cn shares its NS records with other domains, for example zzfenxing.com, edujns.com, xmmsy.net and two others.
ursn.cn has overlapping name servers with several other domains — among them edutv.com.cn, blueave.cn, yinshuji.com and zutus.com.
These name servers commonly appear alongside the name servers dns3.hichina.com and dns4.hichina.com.
DNS names with 9 IP addresses:
dns11.hichina.com carries IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, with 6 other addresses beyond those.
dns12.hichina.com carries IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, with 6 other addresses beyond those.
Mail Servers
Mail for ursn.cn is routed through three mail servers — mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.
There is at least a partial MX overlap between ursn.cn and other domains, including haofs.com, hanqi-tech.com, tonecooling.com and two others.
The mail servers mxn.mxhichina.com and mxw.mxhichina.com are commonly paired with these mail servers.
Host names that have two IP addresses:
mx3.qiye.aliyun.com maps to two IP addresses — 47.246.136.231 and 47.246.137.47.
Host names that point to one IP address:
mx1.qiye.aliyun.com points to the IP address 47.246.137.47.
mx2.qiye.aliyun.com points to the IP address 47.246.136.231.
These two host names — mx3.qiye.aliyun.com and mx2.qiye.aliyun.com — each point to 47.246.136.231 IP addresses.
These two host names — mx3.qiye.aliyun.com and mx1.qiye.aliyun.com — each point to 47.246.137.47 IP addresses.