availability.cn.com - robtex.com
availability.cn.com
cn.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 54.153.56.183🇺🇸 Amazon54.153.0.0/17 EC2 SFO prefix | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | ns1.centralnic.net | ||||||
| NS | ns2.centralnic.net | ||||||
| NS | ns3.centralnic.net | ||||||
| NS | ns4.centralnic.net | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=3000639806 | ||||||
rank #728 in the tld
WOT: SAFE (43/100)
📈 Tranco rank: #4,375
Same first word
Previous names
Next names
DNS History
9 records (3 active, 6 former)
●NSns1-expired.sav.com2026-10-21 → 2026-10-21 · 3 obs
● 2026-10-21 17:47:36
● 2026-10-21 17:47:38
●NSns2-expired.sav.com2026-10-21 → 2026-10-21 · 3 obs
● 2026-10-21 17:47:36
● 2026-10-21 17:47:38
○NSsam.ns.cloudflare.com2026-10-06 → 2026-10-06 · 3 obs
○ 2026-10-21 17:47:36
○ 2026-10-21 17:47:38
○NSval.ns.cloudflare.com2026-10-06 → 2026-10-06 · 3 obs
○ 2026-10-21 17:47:36
○ 2026-10-21 17:47:38
○A104.21.46.1372026-10-06 → 2026-10-06 · 3 obs
○ 2026-10-21 17:47:36
○ 2026-10-21 17:47:38
○A172.67.139.462026-10-06 → 2026-10-06 · 3 obs
○ 2026-10-21 17:47:36
○ 2026-10-21 17:47:38
○A2606:4700:3030::6815:2e892026-10-06 → 2026-10-06 · 3 obs
○ 2026-10-21 17:47:36
○ 2026-10-21 17:47:38
○A2606:4700:3035::ac43:8b2e2026-10-06 → 2026-10-06 · 3 obs
○ 2026-10-21 17:47:36
○ 2026-10-21 17:47:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net... | - |
| cn.com | ns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net | - |
| availability.cn.com | ns1-expired.sav.com, ns2-expired.sav.com | - |
✅ Authoritative Response
Server:172.236.108.177
NS records: ns1-expired.sav.com, ns2-expired.sav.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for availability.cn.com (unsigned zone)
⏱️ Timing
Total: 2400ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | cn.com |
Analysis
IP Addresses
availability.cn.com points to a single IP number: 54.153.56.183.
Additional host names — www.de.com, deutschland360.com.de, ec2-54-153-56-183.us-west-1.compute.amazonaws.com and two others — share IP numbers with availability.cn.com.
Name Servers
Delegation for availability.cn.com is to five name servers: ns0.centralnic.net, ns1.centralnic.net, ns2.centralnic.net and two others.
availability.cn.com partially shares its NS delegation with several other domains, including security, beauty, diet and two others.
In DNS configurations, these name servers often share authority with ns3.centralnic.net, ns4.centralnic.net, a.nic.fm and 5 other name servers.
Host names resolving to four IP addresses:
ns0.centralnic.net maps to the following IP addresses: 54.217.78.230, 63.34.52.177, 2a05:d018:4a2:c101::150 and 2a05:d018:4a2:c102::150.
Host names with two IP numbers:
ns1.centralnic.net maps to two IP addresses — 194.169.218.24 and 2001:67c:13cc::1:24.
ns2.centralnic.net maps to two IP addresses — 185.24.64.10 and 2a04:2b00:13cc::1:10.
ns3.centralnic.net maps to two IP addresses — 212.18.248.10 and 2a04:2b00:13ee::10.
ns4.centralnic.net maps to two IP addresses — 212.18.249.24 and 2a04:2b00:13ff::24.