ciscodna.com.cn - robtex.com

ciscodna.com.cn

DNSSEC⚠️ Not signed
NSns1.cisco.com ⚠️ Not in zone NS records
A2001:420:1101:6::a🇺🇸 ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States
PTRns1.cisco.com
A72.163.5.201🇺🇸 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::a🇺🇸 ASNTTCISCO2001:420:2000::/35 170 West Tasman Drive San Jose CA 95134 United States
PTRns2.cisco.com
A64.102.255.44🇺🇸 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::a🇺🇸 ASNTTCISCO2001:420:1200::/41 170 West Tasman Drive San Jose CA 95134 United States
PTRns3.cisco.com
A173.37.146.41🇺🇸 ASNTTCISCO173.37.128.0/19 170 West Tasman Drive San Jose CA 95134 United States
PTRns3.cisco.com

com.cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⭐ ⚠️ Not in parent delegation
NSb.dns.cn ⚠️ Not in parent delegation
NSc.dns.cn ⚠️ Not in parent delegation
NScns.cernet.net ⚠️ Not in parent delegation
NSd.dns.cn ⚠️ Not in parent delegation
NSe.dns.cn ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2030562499
WOT: NOT_SAFE (20/100)

Same first word

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scadicon.net
scandico.pl
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cisandco.be
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casinocd.blogspot.com
dcocinas.com
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candisco.com
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DNS History

3 records (3 active, 0 former)

NSns1.cisco.comns2.cisco.comns3.cisco.com
●NSns1.cisco.com2026-05-03 → 2026-05-11 · 2 obs
● 2026-05-03 12:43:50
● 2026-05-11 20:52:32
●NSns2.cisco.com2026-05-03 → 2026-05-11 · 2 obs
● 2026-05-03 12:43:50
● 2026-05-11 20:52:32
●NSns3.cisco.com2026-05-03 → 2026-05-11 · 2 obs
● 2026-05-03 12:43:50
● 2026-05-11 20:52:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
ciscodna.com.cnns1.cisco.com, ns2.cisco.com, ns3.cisco.com-

✅ Authoritative Response

Server:72.163.5.201

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscodna.com.cn (unsigned zone)

⏱️ Timing

Total: 846ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

ciscodna.com.cn delegates to three name servers: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

ciscodna.com.cn shares some name servers with other domains, for example ciscopurenetworks.org, ciscointentbasednetworking.com, dynamicsoft.com, ciscoonly.com and ciscosiliconone.uk.

Host names with two IP numbers:

ns1.cisco.com: 2001:420:1101:6::a and 72.163.5.201

ns2.cisco.com: 2001:420:2041:5000::a and 64.102.255.44

ns3.cisco.com: 2001:420:1201:7::a and 173.37.146.41