ciena.org.cn - robtex.com
ciena.org.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.ciena.com ⚠️ Not in zone NS records | ||||||
| A | 52.242.98.143🇺🇸 Microsoft52.224.0.0/11 MICROSOFT | ||||||
| NS | ns4.ciena.com ⚠️ Not in zone NS records | ||||||
| A | 40.89.253.123🇺🇸 Microsoft40.80.0.0/12 | ||||||
org.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=2027880024 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, d.dns.cn, a.dns.cn, c.dns.cn... | - |
| ciena.org.cn | ns2.ciena.com, ns4.ciena.com | - |
✅ Authoritative Response
Server:52.242.98.143
NS records: ns2.ciena.com, ns4.ciena.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ciena.org.cn (unsigned zone)
⏱️ Timing
Total: 2222ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers handle the delegation for ciena.org.cn: ns2.ciena.com and ns4.ciena.com.
ciena.org.cn shares its name server setup with other domains, including ciena.mobi, ciename.com, flexselectarchitecture.com and two others.
At least some of ciena.org.cn's name servers are shared with other domains, for example ciena.tel, ciena.hu, donriver.com and two more.
These name servers are frequently paired with the name servers cfns1.cienans.com, cfns2.cienans.com, ns0111.secondary.cloudflare.com and two others.
Each of ns2.ciena.com and ns4.ciena.com has one IP address: ns2.ciena.com uses 52.242.98.143 and ns4.ciena.com uses 40.89.253.123.