secureaccess.cisco - robtex.com

secureaccess.cisco

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

cisco

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nic.cisco
NSa.nic.cisco
NSb.nic.cisco
NSc.nic.cisco
NSns2.dns.nic.cisco
NSns3.dns.nic.cisco
SOAns1.dns.nic.ciscoadmin@tldns.godaddy serial=1785137823

Same first word

Similar names

DNS History

3 records (3 active, 0 former)

NSns1.cisco.comns2.cisco.comns3.cisco.com
NSns1.cisco.com2026-06-09 → 2026-07-27 · 2 obs
● 2026-06-09 04:22:24
● 2026-07-27 09:40:48
NSns2.cisco.com2026-06-09 → 2026-07-27 · 2 obs
● 2026-06-09 04:22:24
● 2026-07-27 09:40:48
NSns3.cisco.com2026-06-09 → 2026-07-27 · 2 obs
● 2026-06-09 04:22:24
● 2026-07-27 09:40:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ciscons3.dns.nic.cisco, a.nic.cisco, b.nic.cisco, c.nic.cisco...12 records
secureaccess.ciscons1.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 secureaccess.cisco (unsigned zone)

⏱️ Timing

Total: 690ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.cisco, b.nic.cisco, c.nic.cisco...)

Analysis

Name Servers

The authoritative name servers for secureaccess.cisco are ns1.cisco.com, ns2.cisco.com and ns3.cisco.com — three in total.

The name servers of secureaccess.cisco overlap at least partially with those of other domains — among them ccna.biz, ciscoeos.org, ciscoscansafe.cn and two more.

ns1.cisco.com, ns2.cisco.com and ns3.cisco.com all resolve to exactly two IP numbers apiece: ns1.cisco.com72.163.5.201 and 2001:420:1101:6::a; ns2.cisco.com64.102.255.44 and 2001:420:2041:5000::a; ns3.cisco.com173.37.146.41 and 2001:420:1201:7::a.