ciscosystems.app - robtex.com

ciscosystems.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.com2026-03-31 β†’ 2026-04-03 Β· 2 obs
● 2026-03-31 14:08:02
● 2026-04-03 02:40:38
●NSns2.cisco.com2026-03-31 β†’ 2026-04-03 Β· 2 obs
● 2026-03-31 14:08:02
● 2026-04-03 02:40:38
●NSns3.cisco.com2026-03-31 β†’ 2026-04-03 Β· 2 obs
● 2026-03-31 14:08:02
● 2026-04-03 02:40:38

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
appns-tld2.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com...-
ciscosystems.appns2.cisco.com, ns3.cisco.com, ns1.cisco.com-

βœ… Authoritative Response

Server:173.37.146.41

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

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscosystems.app (unsigned zone)

⏱️ Timing

Total: 478ms | Queries: -

πŸ“„ Records

TypeCountSample Data

Analysis

Name Servers

ciscosystems.app is delegated to three name servers ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

ciscosystems.app at least partially shares name servers with other domains, for instance 990mxp.com, cisco-nj.com, ciscoasr.org, ciscoexplorer.org and dc-bootcamp.com.

Host names with two IP numbers:

ns1.cisco.com points to 2001:420:1101:6::a and 72.163.5.201; ns2.cisco.com points to 2001:420:2041:5000::a and 64.102.255.44; ns3.cisco.com points to 2001:420:1201:7::a and 173.37.146.41.