cisc.com - robtex.com

cisc.com

DNSSEC⚠️ Not signed
NSns1.cisco.com ⭐
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
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 parent delegation
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
SOAns1.cisco.compostmaster@cisco.com serial=1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1775935282
WOT: SAFE (68/100)

Same first word

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Similar names

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iscc.at
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ccis.net
scic.sh.cn
scic.es
ccsi.com.au

DNS History

3 records (3 active, 0 former)

NSns1.cisco.comns2.cisco.comns3.cisco.com
●NSns1.cisco.com2026-03-25 → 2026-04-11 · 2 obs
● 2026-03-25 00:37:10
● 2026-04-11 19:35:02
●NSns2.cisco.com2026-03-25 → 2026-04-11 · 2 obs
● 2026-03-25 00:37:10
● 2026-04-11 19:35:02
●NSns3.cisco.com2026-03-25 → 2026-04-11 · 2 obs
● 2026-03-25 00:37:10
● 2026-04-11 19:35:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comb.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net...-
cisc.comns1.cisco.com, ns2.cisco.com4 records

✅ Authoritative Response

Server:64.102.255.44

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cisc.com (unsigned zone)

⏱️ Timing

Total: 356ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns3.cisco.com, ns1.cisco.com...
SOA1ns1.cisco.com postmaster.cisco.com

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.cisco.com, ns1.cisco.com, ns2.cisco.com...)

Analysis

Name Servers

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

cisc.com at least partially shares name servers with other domains, for instance meetingplace.asia, twingosys.com, ciscoexperience.com, mediafiles-cisco.com and myciscohome.co.uk.

Host names with two IP numbers:

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

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

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