ciscoplan.us - robtex.com

ciscoplan.us

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

us

DNSSECπŸ”’ Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1775092472

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†’ 2026-04-02 Β· 2 obs
● 2026-03-31 13:51:56
● 2026-04-02 01:41:12
●NSns2.cisco.com2026-03-31 β†’ 2026-04-02 Β· 2 obs
● 2026-03-31 13:51:56
● 2026-04-02 01:41:12
●NSns3.cisco.com2026-03-31 β†’ 2026-04-02 Β· 2 obs
● 2026-03-31 13:51:56
● 2026-04-02 01:41:12

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
ciscoplan.usns2.cisco.com, ns1.cisco.com, ns3.cisco.com-

βœ… Authoritative Response

Server:173.37.146.41

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

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscoplan.us (unsigned zone)

⏱️ Timing

Total: 1966ms | Queries: -

πŸ“„ Records

TypeCountSample Data

Analysis

Name Servers

The delegation for ciscoplan.us is handled by three name servers: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

ciscoplan.us at least partially shares name servers with other domains, for instance ciscoentrepreneurinstitute.info, smalltown.biz, protegonet.com, videochampion.com and ciscoprisma.mobi.

Two IP numbers per host:

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.