cassknowledge.com - robtex.com
cassknowledge.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.245.161.251🇺🇸 DIGITALOCEAN157.245.160.0/20 DigitalOcean | ||||||
| NS | ns05.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2160::3🇺🇸 GODADDY-DNS2603:5:2160::/44 | ||||||
| PTR | ns05.domaincontrol.com | ||||||
| A | 97.74.102.3🇺🇸 GODADDY-DNS97.74.102.0/23 | ||||||
| PTR | ns05.domaincontrol.com | ||||||
| NS | ns06.domaincontrol.com | ||||||
| A | 2603:5:2260::3🇺🇸 GODADDY-DNS2603:5:2260::/44 | ||||||
| PTR | ns06.domaincontrol.com | ||||||
| A | 173.201.70.3🇺🇸 GODADDY-DNS173.201.70.0/23 | ||||||
| PTR | ns06.domaincontrol.com | ||||||
| SOA | ns05.domaincontrol.comdns@jomax.net 2026-05-12 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784798457 | ||||||
Previously MX for
cassknowledge.com |
Subdomains
mail.cassknowledge.com |
Same first word
cassknowledge.com |
DNS History
13 records (3 active, 10 former)
○NSns.hosteurope.com2015-06-23 → 2017-05-18 · 4 obs
● 2017-05-18 05:56:06
○ 2026-04-11 03:08:34
○ 2026-07-23 09:21:42
●NSns05.domaincontrol.com2026-07-12 → 2026-07-23 · 3 obs
● 2026-07-12 03:17:34
● 2026-07-23 09:21:42
●NSns06.domaincontrol.com2026-07-12 → 2026-07-23 · 3 obs
● 2026-07-12 03:17:34
● 2026-07-23 09:21:42
○NSns1.a132.srvdomestic1952.com2026-04-11 → 2026-04-11 · 4 obs
● 2026-04-11 03:08:34
○ 2026-07-12 03:17:34
○ 2026-07-23 09:21:42
○NSns1.resumiblem7167.com2026-04-11 → 2026-04-11 · 4 obs
● 2026-04-11 03:08:34
○ 2026-07-12 03:17:34
○ 2026-07-23 09:21:42
○NSns2.a132.srvdomestic1952.com2026-04-11 → 2026-04-11 · 4 obs
● 2026-04-11 03:08:34
○ 2026-07-12 03:17:34
○ 2026-07-23 09:21:42
○NSns2.hosteurope.com2015-06-23 → 2017-05-18 · 4 obs
● 2017-05-18 05:56:06
○ 2026-04-11 03:08:34
○ 2026-07-23 09:21:42
○NSns2.resumiblem7167.com2026-04-11 → 2026-04-11 · 4 obs
● 2026-04-11 03:08:34
○ 2026-07-12 03:17:34
○ 2026-07-23 09:21:42
○MXcassknowledge.com2026-04-11 → 2026-04-11 · 4 obs
● 2026-04-11 03:08:34
○ 2026-07-12 03:17:34
○ 2026-07-23 09:21:42
○MXmail.cassknowledge.com2015-06-23 → 2017-05-18 · 4 obs
● 2017-05-18 05:56:06
○ 2026-04-11 03:08:34
○ 2026-07-23 09:21:42
○A153.120.63.1432026-04-11 → 2026-04-11 · 4 obs
● 2026-04-11 03:08:34
○ 2026-07-12 03:17:34
○ 2026-07-23 09:21:42
●A157.245.161.2512026-07-12 → 2026-07-23 · 3 obs
● 2026-07-12 03:17:34
● 2026-07-23 09:21:42
○A178.79.136.982015-06-23 → 2017-05-18 · 4 obs
● 2017-05-18 05:56:06
○ 2026-04-11 03:08:34
○ 2026-07-23 09:21:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net... | - |
| cassknowledge.com | ns05.domaincontrol.com, ns06.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.102.3
NS records: ns05.domaincontrol.com, ns06.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cassknowledge.com (unsigned zone)
⏱️ Timing
Total: 138ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.245.161.251 |
| NS | 2 | ns05.domaincontrol.com, ns06.domaincontrol.com |
| SOA | 1 | ns05.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns05.domaincontrol.com, ns05.domaincontrol.com, ns06.domaincontrol.com...)
Analysis
Hierarchy
The domain mail.cassknowledge.com falls under the parent cassknowledge.com.
IP Addresses
cassknowledge.com has exactly one IP address — 157.245.161.251.
Name Servers
cassknowledge.com is served by two delegated name servers, ns05.domaincontrol.com and ns06.domaincontrol.com.
The name server configuration of cassknowledge.com is shared with other domains, for instance stoverlawcolorado.com, dukecollective.com, mkk.org and two others.
Each of the two host names carries two IP addresses: ns05.domaincontrol.com points to 97.74.102.3 and 2603:5:2160::3, and ns06.domaincontrol.com points to 173.201.70.3 and 2603:5:2260::3.