ciscosystems.llc - robtex.com
ciscosystems.llc
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.cisco.com ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | ||||||
llc
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.llc ⭐ | ||||||
| NS | a2.nic.llc | ||||||
| NS | b0.nic.llc | ||||||
| NS | c0.nic.llc | ||||||
| SOA | a0.nic.llchostmaster@donuts.email serial=1783058285 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| llc | a0.nic.llc, a2.nic.llc, b0.nic.llc, c0.nic.llc | 8 records |
| ciscosystems.llc | ns3.cisco.com, ns2.cisco.com, ns1.cisco.com | - |
✅ Authoritative Response
Server:72.163.5.201
NS records: ns3.cisco.com, ns2.cisco.com, ns1.cisco.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ciscosystems.llc (unsigned zone)
⏱️ Timing
Total: 1344ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a0.nic.llc, a2.nic.llc, b0.nic.llc...)
Analysis
Name Servers
Three name servers are authoritative for ciscosystems.llc: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.
ciscosystems.llc partially shares its NS delegation with several other domains, including ciscohealthpresence.net, ciscotidal.org, ciscopowercube.com and two others.
ns1.cisco.com resolves to 72.163.5.201 and 2001:420:1101:6::a. ns2.cisco.com resolves to 64.102.255.44 and 2001:420:2041:5000::a. ns3.cisco.com resolves to 173.37.146.41 and 2001:420:1201:7::a. All three hostnames point to two IP numbers each.