olsa.cn - robtex.com
olsa.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.173.225.211🇺🇸 AS39847838.173.224.0/19 PEG TECH INC | ||||||
| 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 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1773209517 | ||||||
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=2034638290 | ||||||
Same first word
olsa.me |
olsa.fr |
olsa.net |
olsa.by |
olsa.nl |
olsa.sk |
olsa.us |
olsa.cn |
olsa.info |
olsa.or.jp |
olsa.de |
olsa.es |
olsa.it |
olsa.eu |
olsa.fi |
olsa.com.mx |
olsa.com |
olsa.se |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.nowcndns.com2026-03-12 → 2026-04-06 · 2 obs
● 2026-03-12 17:12:48
● 2026-04-06 11:18:12
● 2026-04-06 11:18:12
●NSns2.nowcndns.com2026-03-12 → 2026-04-06 · 2 obs
● 2026-03-12 17:12:48
● 2026-04-06 11:18:12
● 2026-04-06 11:18:12
●A38.173.225.2112026-03-12 → 2026-04-06 · 2 obs
● 2026-03-12 17:12:48
● 2026-04-06 11:18:12
● 2026-04-06 11:18:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, d.dns.cn, a.dns.cn, b.dns.cn... | - |
| olsa.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:211.99.99.38
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for olsa.cn (unsigned zone)
⏱️ Timing
Total: 484ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.173.225.211 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
olsa.cn points to a single IP address: 38.173.225.211.
Other host names such as plabc.cn, lsz123.cn, keyfaith.cn, fzot2009.cn and lhjly.cn share IP numbers with olsa.cn.
Name Servers
olsa.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
olsa.cn uses the same name server setup as other domains, including 0757vi.cn, asyd.com.cn, buwf.cn, imccsso.cn and 700841.cn.
Host names with three IP numbers:
ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138; ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.