ios.help - dns.ninja
ios.help
| 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 | ||||||
help
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.nic.help | ||||||
| NS | b.nic.help | ||||||
| NS | c.nic.help | ||||||
| NS | d.nic.help | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1780584569 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| help | a.nic.help, b.nic.help, c.nic.help, d.nic.help | 8 records |
| ios.help | ns1.cisco.com, ns2.cisco.com, ns3.cisco.com | - |
✅ Authoritative Response
Server:64.102.255.44
NS records: ns1.cisco.com, ns2.cisco.com, ns3.cisco.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ios.help (unsigned zone)
⏱️ Timing
Total: 718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.help, b.nic.help, c.nic.help...)
Analysis
Name Servers
ios.help is served by three name servers: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.
The name servers of ios.help overlap at least partially with those of other domains — among them ciscosiliconone.co, smartnetsupport.com, cisco-la.com and two more.
The hostnames ns1.cisco.com, ns2.cisco.com and ns3.cisco.com each direct to two IP addresses — ns1.cisco.com to 72.163.5.201 and 2001:420:1101:6::a, ns2.cisco.com to 64.102.255.44 and 2001:420:2041:5000::a, and ns3.cisco.com to 173.37.146.41 and 2001:420:1201:7::a.