ciena.mobi - robtex.com
ciena.mobi
| 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 | ||||||
mobi
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.mobi.afilias-nst.info ⭐ | ||||||
| NS | a2.mobi.afilias-nst.info | ||||||
| NS | b0.mobi.afilias-nst.org | ||||||
| NS | b2.mobi.afilias-nst.org | ||||||
| NS | c0.mobi.afilias-nst.info | ||||||
| NS | d0.mobi.afilias-nst.org | ||||||
| SOA | a0.mobi.afilias-nst.infohostmaster@donuts.email serial=1784109231 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| mobi | d0.mobi.afilias-nst.org, a2.mobi.afilias-nst.info, b2.mobi.afilias-nst.org, c0.mobi.afilias-nst.info... | 12 records |
| ciena.mobi | ns2.ciena.com, ns4.ciena.com | - |
✅ Authoritative Response
Server:40.89.253.123
NS records: ns2.ciena.com, ns4.ciena.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ciena.mobi (unsigned zone)
⏱️ Timing
Total: 1083ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (d0.mobi.afilias-nst.org, d0.mobi.afilias-nst.org, a2.mobi.afilias-nst.info...)
Analysis
Name Servers
Two name servers handle the delegation for ciena.mobi: ns2.ciena.com and ns4.ciena.com.
ciena.mobi uses the same name servers as several other domains — among them ciena.info, ciena.biz, ciena.tw and two more.
There is at least partial name server overlap between ciena.mobi and other domains — ciena.pt, ciena.eu, ciena.ae and two more among them.
It is common to find these name servers alongside the name servers cfns1.cienans.com, cfns2.cienans.com, ns0111.secondary.cloudflare.com and two others.
ns2.ciena.com → 52.242.98.143 and ns4.ciena.com → 40.89.253.123: one IP number per host name.