webex.ac.cn - robtex.com
webex.ac.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns01.webex.com ⚠️ Not in zone NS records | ||||||
| A | 66.163.53.1🇺🇸 WEBEX66.163.53.0/24 CiscoWebex | ||||||
| PTR | ns2.as13445.net | ||||||
| NS | ns03.webex.com ⚠️ Not in zone NS records | ||||||
| A | 66.163.52.1🇺🇸 WEBEX66.163.52.0/24 CiscoWebex | ||||||
| PTR | ns03.webex.com | ||||||
| PTR | ns1.as13445.net | ||||||
| NS | ns05.webex.com ⚠️ Not in zone NS records | ||||||
| A | 66.163.53.1🇺🇸 WEBEX66.163.53.0/24 CiscoWebex | ||||||
| PTR | ns2.as13445.net | ||||||
| NS | ns06.webex.com ⚠️ Not in zone NS records | ||||||
ac.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=2027267172 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | 11 records |
| webex.ac.cn | ns01.webex.com, ns03.webex.com, ns05.webex.com, ns06.webex.com | - |
✅ Authoritative Response
Server:66.163.52.1
NS records: ns01.webex.com, ns03.webex.com, ns05.webex.com, ns06.webex.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for webex.ac.cn (unsigned zone)
⏱️ Timing
Total: 4427ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 11
In-bailiwick: 10 (a.dns.cn, a.dns.cn, b.dns.cn...)
Out-of-bailiwick: 1 (ns.cernet.net)
Analysis
Name Servers
webex.ac.cn delegates to four name servers: ns01.webex.com, ns03.webex.com, ns05.webex.com and ns06.webex.com.
webex.ac.cn at least partially shares name servers with other domains, including webex.md, webexsales.com, mywebexsupport.co.uk, webex.com.gi and ciscowebexmeet.jp.
These name servers are often used with ns07.webex.com and ns08.webex.com.
Host names with a single IP:
ns01.webex.com points to 66.163.53.1.
ns03.webex.com points to 66.163.52.1.
ns05.webex.com points to 66.163.53.1.
Names pointing to 66.163.53.1: ns01.webex.com and ns05.webex.com.