linux163.com - robtex.com
linux163.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.195.17.68🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | ns7.expirationwarning.net | ||||||
| NS | ns3.expirationwarning.net ⭐ | ||||||
| A | 51.161.21.1🇨🇦 OVH51.161.0.0/17 Hosting route | ||||||
| PTR | ns3.expirationwarning.net | ||||||
| NS | ns7.expirationwarning.net | ||||||
| A | 51.195.17.68🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | ns7.expirationwarning.net | ||||||
| SOA | ns3.expirationwarning.nethostmaster@expirationwarning.net 2026-03-20 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
linux163.com |
DNS History
12 records (3 active, 9 former)
○NSelaine.ns.cloudflare.com2026-03-10 → 2026-03-23 · 2 obs
○ 2026-03-23 17:41:52
●NSns3.expirationwarning.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 17:41:52
●NSns7.expirationwarning.net2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 17:41:52
○NSodin.ns.cloudflare.com2026-03-10 → 2026-03-23 · 2 obs
○ 2026-03-23 17:41:52
○A104.21.58.1542026-03-10 → 2026-03-23 · 2 obs
○ 2026-03-23 17:41:52
○A172.67.161.1212026-03-10 → 2026-03-23 · 2 obs
○ 2026-03-23 17:41:52
○A2606:4700:3033::ac43:a1792026-03-10 → 2026-03-23 · 2 obs
○ 2026-03-23 17:41:52
○A2606:4700:3037::6815:3a9a2026-03-10 → 2026-03-23 · 2 obs
○ 2026-03-23 17:41:52
○A47.90.164.2462026-03-10 → 2026-03-10 · 2 obs
○ 2026-03-23 17:41:52
●A51.195.17.682026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 17:41:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| linux163.com | ns3.expirationwarning.net, ns7.expirationwarning.net | - |
✅ Authoritative Response
Server:51.195.17.68
NS records: ns3.expirationwarning.net, ns7.expirationwarning.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linux163.com (unsigned zone)
⏱️ Timing
Total: 351ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.161.21.1 |
| NS | 2 | ns3.expirationwarning.net, ns7.expirationwarning.net |
| SOA | 1 | ns3.expirationwarning.net hostmaster.exp |
Analysis
IP Addresses
linux163.com points to a single IP number: 51.195.17.68.
Other host names, for instance mclhkg.com, zhongyesteel.com, areaodontologica.com, nm009.com and www.jnzxsy.com share IP numbers with linux163.com.
Name Servers
linux163.com is delegated to two name servers: ns3.expirationwarning.net and ns7.expirationwarning.net.
linux163.com uses the same name server setup as other domains, for instance 720x8.com, mx.kidsmg.com, paletweb.com, marysweet.com and www.m4mpigzone.com.
linux163.com shares name servers with other domains at least partially; for example iorange.net, camlab.net, souloptimist.net and grossbuch.com.
these name servers are commonly used together with ns1.expirationwarning.net and ns5.expirationwarning.net.
Host names with one IP number:
ns3.expirationwarning.net points to: 51.161.21.1.
ns7.expirationwarning.net points to: 51.195.17.68.