home.cisco - robtex.com
home.cisco
| DNSSEC | ⚠️ Not signed | ||||||
| A | 72.163.4.154🇺🇸 ASNTTCISCO72.163.4.0/24 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | redirect.cisco.com | ||||||
| NS | ns1.cisco.com ⭐ | ||||||
| A | 2001:420:1101:6::a🇺🇸 ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | ns1.cisco.com | ||||||
| A | 72.163.5.201🇺🇸 ASNTTCISCO72.163.0.0/18 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | ns1.cisco.com | ||||||
| NS | ns2.cisco.com | ||||||
| A | 2001:420:2041:5000::a🇺🇸 ASNTTCISCO2001:420:2000::/35 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | ns2.cisco.com | ||||||
| A | 64.102.255.44🇺🇸 ASNTTCISCO64.102.0.0/16 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | ns2.cisco.com | ||||||
| NS | ns3.cisco.com | ||||||
| A | 2001:420:1201:7::a🇺🇸 ASNTTCISCO2001:420:1200::/41 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | ns3.cisco.com | ||||||
| A | 173.37.146.41🇺🇸 ASNTTCISCO173.37.128.0/19 170 West Tasman Drive San Jose CA 95134 United States | ||||||
| PTR | ns3.cisco.com | ||||||
| SOA | ns1.cisco.compostmaster@cisco.com serial=2 | ||||||
cisco
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nic.cisco ⭐ | ||||||
| NS | a.nic.cisco | ||||||
| NS | b.nic.cisco | ||||||
| NS | c.nic.cisco | ||||||
| NS | ns2.dns.nic.cisco | ||||||
| NS | ns3.dns.nic.cisco | ||||||
| SOA | ns1.dns.nic.ciscoadmin@tldns.godaddy serial=1775093822 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A72.163.4.1542026-03-31 → 2026-04-02 · 2 obs
● 2026-04-02 02:55:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cisco | a.nic.cisco, b.nic.cisco, c.nic.cisco, ns1.dns.nic.cisco... | 12 records |
| home.cisco | ns1.cisco.com, ns3.cisco.com, ns2.cisco.com | - |
✅ Authoritative Response
Server:72.163.5.201
NS records: ns1.cisco.com, ns3.cisco.com, ns2.cisco.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for home.cisco (unsigned zone)
⏱️ Timing
Total: 517ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 72.163.4.154 |
| NS | 3 | ns1.cisco.com, ns2.cisco.com... |
| SOA | 1 | ns1.cisco.com postmaster.cisco.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.nic.cisco, b.nic.cisco, c.nic.cisco...)
Analysis
IP Addresses
home.cisco points to a single IP address: 72.163.4.154.
Other host names such as ciscowebex.com.fr, allegrosys.com, ciscowebex.me, ciscosystems.cb.it and cisco.ec share IP numbers with home.cisco.
Name Servers
home.cisco is delegated to three name servers: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.
At least part of the name servers for home.cisco are shared with other domains, for instance webexsocial.cn, greenfieldnetworks.com, ciscospacerouter.com, response.cisco.com and siventure.co.uk.
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