secure.cisco - robtex.com
secure.cisco
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-100.awsdns-12.com ⭐ | ||||||
| A | 2600:9000:5300:6400::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-100.awsdns-12.com | ||||||
| A | 205.251.192.100🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-100.awsdns-12.com | ||||||
| NS | ns-1472.awsdns-56.org | ||||||
| A | 2600:9000:5305:c000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1472.awsdns-56.org | ||||||
| A | 205.251.197.192🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1472.awsdns-56.org | ||||||
| NS | ns-1855.awsdns-39.co.uk | ||||||
| A | 2600:9000:5307:3f00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1855.awsdns-39.co.uk | ||||||
| A | 205.251.199.63🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1855.awsdns-39.co.uk | ||||||
| NS | ns-836.awsdns-40.net | ||||||
| A | 2600:9000:5303:4400::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-836.awsdns-40.net | ||||||
| A | 205.251.195.68🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-836.awsdns-40.net | ||||||
| TXT | identrust_validate=VhbRHvg+S92JxNpD5GchCounMINy6C4kP06tsLEovZOb | ||||||
| SOA | ns-100.awsdns-12.comawsdns-hostmaster@amazon.com serial=1 | ||||||
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=1774913823 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns-100.awsdns-12.com2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:56:40
●NSns-1472.awsdns-56.org2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:56:40
●NSns-1855.awsdns-39.co.uk2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:56:40
●NSns-836.awsdns-40.net2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:56:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cisco | ns3.dns.nic.cisco, ns1.dns.nic.cisco, b.nic.cisco, ns2.dns.nic.cisco... | 12 records |
| secure.cisco | ns-1855.awsdns-39.co.uk, ns-1472.awsdns-56.org, ns-100.awsdns-12.com, ns-836.awsdns-40.net | - |
✅ Authoritative Response
Server:205.251.195.68
NS records: ns-1855.awsdns-39.co.uk, ns-1472.awsdns-56.org, ns-100.awsdns-12.com, ns-836.awsdns-40.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 410ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-100.awsdns-12.com, ns-1472.awsdns-56.org... |
| TXT | 1 | identrust_validate=VhbRHvg+S92JxNpD5GchC |
| SOA | 1 | ns-100.awsdns-12.com awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (ns3.dns.nic.cisco, ns3.dns.nic.cisco, ns1.dns.nic.cisco...)
Analysis
Name Servers
secure.cisco is delegated to four name servers: ns-100.awsdns-12.com, ns-836.awsdns-40.net, ns-1472.awsdns-56.org and ns-1855.awsdns-39.co.uk.
secure.cisco shares name servers with other domains at least partially, for instance bailliegifford.solutions, d2hf6cbo50iitt.cloudfront.net, griffith.com.au, kasart.net and lighthousetech.io.
these name servers are often used together with the name servers ns-708.awsdns-24.net.
Host names with two IP numbers:
ns-100.awsdns-12.com resolves to 2600:9000:5300:6400::1 and 205.251.192.100.
ns-836.awsdns-40.net resolves to 2600:9000:5303:4400::1 and 205.251.195.68.
ns-1472.awsdns-56.org resolves to 2600:9000:5305:c000::1 and 205.251.197.192.
ns-1855.awsdns-39.co.uk resolves to 2600:9000:5307:3f00::1 and 205.251.199.63.