cisco.do - robtex.com
cisco.do
| 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 | ||||||
do
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.nic.do ⭐ | ||||||
| NS | a.lactld.org | ||||||
| NS | ns.nic.do | ||||||
| NS | ns1.nic.do | ||||||
| NS | ns4.nic.do | ||||||
| NS | ns5.nic.do | ||||||
| NS | phloem.uoregon.edu | ||||||
| TXT | Generation Time: 1782018307 | ||||||
| SOA | ns1.nic.dohostmaster@nic.do 2026-06-21 #6 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| do | ns.nic.do, ns1.nic.do, ns2.nic.do, ns4.nic.do... | - |
| cisco.do | ns2.cisco.com, ns1.cisco.com, ns3.cisco.com | - |
✅ Authoritative Response
Server:64.102.255.44
NS records: ns2.cisco.com, ns1.cisco.com, ns3.cisco.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for do (unsigned zone)
⏱️ Timing
Total: 448ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
cisco.do has three name servers — ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.
cisco.do shares at least some of its name servers with other domains, including ccie.asia, ciscodvn.com.tw, meetingmining.com and two others.
Each of ns1.cisco.com, ns2.cisco.com and ns3.cisco.com points to two IP numbers. ns1.cisco.com points to 72.163.5.201 and 2001:420:1101:6::a. ns2.cisco.com points to 64.102.255.44 and 2001:420:2041:5000::a. ns3.cisco.com points to 173.37.146.41 and 2001:420:1201:7::a.