osdev.cn - dns.ninja
osdev.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.177.181.163🇺🇸 AS39847838.177.128.0/18 PEG TECH INC PT-82 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773127085 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2035147775 | ||||||
Subdomains
ns1.osdev.cn |
Same first word
osdev.ru |
osdev.info |
osdev.fr |
osdev.pl |
osdev.com |
osdev.net |
osdev.nl |
osdev.org |
osdev.cn |
osdev.de |
osdev.wiki |
osdev.co |
osdev.co.th |
osdev.me |
Similar names
DNS History
18 records (3 active, 15 former)
○NSns1.ezdnscenter.com2015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
○NSns1.myhostadmin.net2017-08-29 → 2017-08-29 · 4 obs
● 2017-08-29 01:20:52
○ 2026-03-07 04:02:24
○ 2026-08-06 07:11:20
●NSns1.nowcndns.com2026-03-07 → 2026-08-06 · 3 obs
● 2026-03-07 04:02:24
● 2026-08-06 07:11:20
○NSns2.ezdnscenter.com2015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
○NSns2.myhostadmin.net2017-08-29 → 2017-08-29 · 4 obs
● 2017-08-29 01:20:52
○ 2026-03-07 04:02:24
○ 2026-08-06 07:11:20
●NSns2.nowcndns.com2026-03-07 → 2026-08-06 · 3 obs
● 2026-03-07 04:02:24
● 2026-08-06 07:11:20
○NSns3.ezdnscenter.com2015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
○NSns3.myhostadmin.net2017-08-29 → 2017-08-29 · 4 obs
● 2017-08-29 01:20:52
○ 2026-03-07 04:02:24
○ 2026-08-06 07:11:20
○NSns4.ezdnscenter.com2015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
○NSns4.myhostadmin.net2017-08-29 → 2017-08-29 · 4 obs
● 2017-08-29 01:20:52
○ 2026-03-07 04:02:24
○ 2026-08-06 07:11:20
○NSns5.ezdnscenter.com2015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
○NSns5.myhostadmin.net2017-08-29 → 2017-08-29 · 4 obs
● 2017-08-29 01:20:52
○ 2026-03-07 04:02:24
○ 2026-08-06 07:11:20
○NSns6.ezdnscenter.com2015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
○NSns6.myhostadmin.net2017-08-29 → 2017-08-29 · 4 obs
● 2017-08-29 01:20:52
○ 2026-03-07 04:02:24
○ 2026-08-06 07:11:20
○A115.29.109.992015-05-15 → 2016-11-24 · 4 obs
● 2016-11-24 18:47:58
○ 2016-11-29 02:47:26
○ 2026-08-06 07:11:20
○A127.0.0.12016-11-29 → 2016-11-29 · 4 obs
● 2016-11-29 02:47:26
○ 2017-08-29 01:20:52
○ 2026-08-06 07:11:20
●A38.177.181.1632026-04-01 → 2026-08-06 · 3 obs
● 2026-04-01 09:45:04
● 2026-08-06 07:11:20
○A38.6.252.1082026-03-07 → 2026-03-07 · 4 obs
● 2026-03-07 04:02:24
○ 2026-04-01 09:45:04
○ 2026-08-06 07:11:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
✅ Authoritative Response
Server:203.119.27.1
NS records: d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn, e.dns.cn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 685ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Hierarchy
The domain ns1.osdev.cn falls under the parent osdev.cn.
IP Addresses
osdev.cn points to a single IP number: 38.177.181.163.
Additional host names — baijinfz.com.cn, cffzy.net.cn, jlwbky.cn and two others — share IP numbers with osdev.cn.
Name Servers
The NS records for osdev.cn delegate to ns1.nowcndns.com and ns2.nowcndns.com.
osdev.cn shares its name server setup with other domains, including edmobi.cn, peggydesign.cn, bjztsj.cn and two others.
The hosts ns1.nowcndns.com and ns2.nowcndns.com both resolve to three IP numbers: ns1.nowcndns.com to 1.193.216.204, 218.98.111.129 and 218.98.111.138, and ns2.nowcndns.com to 61.158.128.11, 183.253.57.202 and 211.99.99.38.