webex.app - robtex.com

webex.app

DNSSEC⚠️ Not signed
NSns1.cisco.com ⚠️ Not in zone NS records
A2001:420:1101:6::aπŸ‡ΊπŸ‡Έ ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States
PTRns1.cisco.com
A72.163.5.201πŸ‡ΊπŸ‡Έ ASNTTCISCO72.163.0.0/18 170 West Tasman Drive San Jose CA 95134 United States
PTRns1.cisco.com
NSns2.cisco.com ⚠️ Not in zone NS records
A2001:420:2041:5000::aπŸ‡ΊπŸ‡Έ ASNTTCISCO2001:420:2000::/35 170 West Tasman Drive San Jose CA 95134 United States
PTRns2.cisco.com
A64.102.255.44πŸ‡ΊπŸ‡Έ ASNTTCISCO64.102.0.0/16 170 West Tasman Drive San Jose CA 95134 United States
PTRns2.cisco.com
NSns3.cisco.com ⚠️ Not in zone NS records
A2001:420:1201:7::aπŸ‡ΊπŸ‡Έ ASNTTCISCO2001:420:1200::/41 170 West Tasman Drive San Jose CA 95134 United States
PTRns3.cisco.com
A173.37.146.41πŸ‡ΊπŸ‡Έ ASNTTCISCO173.37.128.0/19 170 West Tasman Drive San Jose CA 95134 United States
PTRns3.cisco.com

app

DNSSECπŸ”’ Signed (DS record present)
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427
πŸ”’ HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

3 records (3 active, 0 former)

NSns1.cisco.comns2.cisco.comns3.cisco.com
●NSns1.cisco.com2026-06-09 β†’ 2026-07-17 Β· 2 obs
● 2026-06-09 04:24:20
● 2026-07-17 01:02:36
●NSns2.cisco.com2026-06-09 β†’ 2026-07-17 Β· 2 obs
● 2026-06-09 04:24:20
● 2026-07-17 01:02:36
●NSns3.cisco.com2026-06-09 β†’ 2026-07-17 Β· 2 obs
● 2026-06-09 04:24:20
● 2026-07-17 01:02:36

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
appns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
webex.appns3.cisco.com, ns1.cisco.com, ns2.cisco.com-

βœ… Authoritative Response

Server:64.102.255.44

NS records: ns3.cisco.com, ns1.cisco.com, ns2.cisco.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webex.app (unsigned zone)

⏱️ Timing

Total: 718ms | Queries: -

πŸ“„ Records

TypeCountSample Data

Analysis

Name Servers

Three name servers are authoritative for webex.app: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

There is at least partial name server overlap between webex.app and other domains β€” ciscopartners.biz, ciscolearningsociety.com, supportmenow.eu and two more among them.

ns1.cisco.com resolves to 72.163.5.201 and 2001:420:1101:6::a. ns2.cisco.com resolves to 64.102.255.44 and 2001:420:2041:5000::a. ns3.cisco.com resolves to 173.37.146.41 and 2001:420:1201:7::a. All three hostnames point to two IP numbers each.