cisco.jp.net - robtex.com

cisco.jp.net

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

jp.net

DNSSEC⚠️ Not signed
A212.18.250.170πŸ‡¬πŸ‡§ CENTRALNIC212.18.250.0/24 CentralNic Ltd Centralnic South Site Route
NSns0.centralnic.net ⭐
NSns1.centralnic.net
NSns2.centralnic.net
NSns3.centralnic.net
NSns4.centralnic.net
TXTv=spf1 -all
SOAns0.centralnic.nethostmaster@centralnic.net serial=3000586276
rank #1002 globally
rank #21 in the tld
PASSWOT: SAFE (50/100)
πŸ“ˆ Tranco rank: #2,885

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†’ 2026-04-11 Β· 2 obs
● 2026-03-31 14:06:58
● 2026-04-11 22:17:50
●NSns2.cisco.com2026-03-31 β†’ 2026-04-11 Β· 2 obs
● 2026-03-31 14:06:58
● 2026-04-11 22:17:50
●NSns3.cisco.com2026-03-31 β†’ 2026-04-11 Β· 2 obs
● 2026-03-31 14:06:58
● 2026-04-11 22:17:50

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
neta.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
jp.netns1.centralnic.net, ns2.centralnic.net, ns3.centralnic.net, ns4.centralnic.net8 records
cisco.jp.netns3.cisco.com, ns1.cisco.com, ns2.cisco.com-

βœ… Authoritative Response

Server:173.37.146.41

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

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cisco.jp.net (unsigned zone)

⏱️ Timing

Total: 669ms | Queries: -

πŸ“„ Records

TypeCountSample Data

πŸ“Œ Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.centralnic.net, ns1.centralnic.net, ns2.centralnic.net...)

Analysis

Name Servers

cisco.jp.net is delegated to three name servers: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

At least part of the name servers for cisco.jp.net are shared with other domains, for instance ciscoconnectedhome.net, ciscoinstitute.info, ciscopress.info, signalworks.com and joulex.jp.

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