yqschool.com.cn - robtex.com
yqschool.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 172.80.33.194🇺🇸 ESITED-1172.80.0.0/17 ARIN direct allocation | ||||||
| NS | dm1.longmingdns.com ⭐ | ||||||
| A | 218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | dm2.longmingdns.com | ||||||
| A | 183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1773660993 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030490669 | ||||||
Same first word
yqschool.com.cn |
DNS History
13 records (3 active, 10 former)
●NSdm1.longmingdns.com2026-03-31 → 2026-03-31 · 2 obs
○ 2018-11-20 18:28:50
● 2026-03-31 21:15:10
● 2026-03-31 21:15:10
●NSdm2.longmingdns.com2026-03-31 → 2026-03-31 · 2 obs
○ 2018-11-20 18:28:50
● 2026-03-31 21:15:10
● 2026-03-31 21:15:10
○NSdns1.iidns.com2015-07-12 → 2016-05-01 · 4 obs
● 2015-07-12 15:03:28
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSdns2.iidns.com2015-07-12 → 2016-05-01 · 4 obs
● 2015-07-12 15:03:28
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSdns3.iidns.com2015-07-12 → 2016-05-01 · 4 obs
● 2015-07-12 15:03:28
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSdns4.iidns.com2015-07-12 → 2016-05-01 · 4 obs
● 2015-07-12 15:03:28
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSdns5.iidns.com2015-07-12 → 2016-05-01 · 4 obs
● 2015-07-12 15:03:28
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2016-05-01 13:32:04
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSdns6.iidns.com2015-07-12 → 2017-01-05 · 4 obs
● 2015-07-12 15:03:28
● 2017-01-05 14:38:20
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2017-01-05 14:38:20
○ 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSjuming.dnsdun.com2018-11-20 → 2018-11-20 · 3 obs
○ 2017-01-05 14:38:20
● 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○NSjuming.dnsdun.net2018-11-20 → 2018-11-20 · 3 obs
○ 2017-01-05 14:38:20
● 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
● 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
●A172.80.33.1942026-03-31 → 2026-03-31 · 2 obs
○ 2018-11-20 18:28:50
● 2026-03-31 21:15:10
● 2026-03-31 21:15:10
○A45.33.250.2482018-11-20 → 2018-11-20 · 2 obs
● 2018-11-20 18:28:50
○ 2026-03-31 21:15:10
○ 2026-03-31 21:15:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, e.dns.cn, c.dns.cn, d.dns.cn... | - |
| yqschool.com.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:218.98.111.163
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yqschool.com.cn (unsigned zone)
⏱️ Timing
Total: 1218ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.80.33.194 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
yqschool.com.cn resolves to one IP number: 172.80.33.194.
Name Servers
yqschool.com.cn is delegated to two name servers dm1.longmingdns.com and dm2.longmingdns.com.
yqschool.com.cn shares the same name server setup as other domains, for instance pdssk.com.cn, formlabs.net.cn, 51shcj.cn, ymfm.com.cn and tiantianmami.cn.
Two IP numbers for a host: dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.
One IP number for a host: dm1.longmingdns.com points to 218.98.111.163.