contentdna.com - robtex.com
contentdna.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.96.209.63🇺🇸 AS12129192.96.208.0/20 | ||||||
| PTR | sec760.servdns.com | ||||||
| NS | ns1.4netaccess.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2604:bac0:0:c::1🇺🇸 AS197482604:bac0::/32 | ||||||
| A | 192.96.208.164🇺🇸 AS12129192.96.208.0/20 | ||||||
| NS | ns1.servdns.com ⚠️ Not in zone NS records | ||||||
| A | 2604:bac0:0:c::1🇺🇸 AS197482604:bac0::/32 | ||||||
| A | 192.96.208.252🇺🇸 AS12129192.96.208.0/20 | ||||||
| PTR | ns1.servdns.com | ||||||
| NS | ns2.4netaccess.com ⚠️ Not in parent delegation | ||||||
| A | 2604:bac0:0:d::1🇺🇸 AS197482604:bac0::/32 | ||||||
| A | 192.96.208.165🇺🇸 AS12129192.96.208.0/20 | ||||||
| NS | ns2.servdns.com ⚠️ Not in zone NS records | ||||||
| A | 2604:bac0:0:d::1🇺🇸 AS197482604:bac0::/32 | ||||||
| A | 192.96.209.180🇺🇸 AS12129192.96.208.0/20 | ||||||
| MX | mail.contentdna.com ⭐ | ||||||
| A | 192.96.208.141🇺🇸 AS12129192.96.208.0/20 | ||||||
| PTR | smail3.sectorshared.net | ||||||
| TXT | v=spf1 include:cloudsector.net ~all | ||||||
| SOA | ns1.4netaccess.comsupport@servdns.com 2012-11-28 #1 | ||||||
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=1774391212 | ||||||
Subdomains
mail.contentdna.com |
Same first word
contentdna.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.4netaccess.com2015-07-12 → 2026-03-24 · 2 obs
● 2026-03-24 22:30:06
●NSns1.servdns.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 22:30:04
● 2026-03-24 22:30:06
●NSns2.4netaccess.com2015-07-12 → 2026-03-24 · 2 obs
● 2026-03-24 22:30:06
●NSns2.servdns.com2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 22:30:04
● 2026-03-24 22:30:06
●MXmail.contentdna.com2015-07-12 → 2026-03-24 · 2 obs
● 2026-03-24 22:30:06
●A192.96.209.632015-07-12 → 2026-03-24 · 2 obs
● 2026-03-24 22:30:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| contentdna.com | ns1.servdns.com, ns2.servdns.com | 4 records |
✅ Authoritative Response
Server:192.96.208.252
NS records: ns1.servdns.com, ns2.servdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contentdna.com (unsigned zone)
⏱️ Timing
Total: 162ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.96.209.63 |
| NS | 2 | ns2.4netaccess.com, ns1.4netaccess.com |
| MX | 1 | mail.contentdna.com (pri: 10) |
| TXT | 1 | v=spf1 include:cloudsector.net ~all |
| SOA | 1 | ns1.4netaccess.com support.servdns.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.servdns.com, ns1.servdns.com, ns2.servdns.com...)
Analysis
Hierarchy
mail.contentdna.com is a child of contentdna.com.
IP Addresses
contentdna.com resolves to one IP number: 192.96.209.63.
Other host names, for instance isjacana.com, ispg.com, mylunchpicker.com, savannahhigh1966.com and sec760.sectorshared.net share IP numbers with contentdna.com.
Name Servers
contentdna.com delegates to four name servers: ns1.4netaccess.com, ns2.4netaccess.com, ns1.servdns.com and ns2.servdns.com.
contentdna.com at least partially shares name servers with other domains, including applepalace.com, bryanoler.com, eyelinegolf.net, 211.96.192.in-addr.arpa and theboodash.com.
These name servers are often used with ns1.slinkdns.net and ns2.slinkdns.net.
Two-IP host names:
ns1.4netaccess.com points to 2604:bac0:0:c::1 and 192.96.208.164.
ns2.4netaccess.com points to 2604:bac0:0:d::1 and 192.96.208.165.
ns1.servdns.com points to 2604:bac0:0:c::1 and 192.96.208.252.
ns2.servdns.com points to 2604:bac0:0:d::1 and 192.96.209.180.
Hosts pointing to 2604:bac0:0:c::1: ns1.4netaccess.com and ns1.servdns.com.
Hosts pointing to 2604:bac0:0:d::1: ns2.4netaccess.com and ns2.servdns.com.
Mail Servers
A single mail server handles contentdna.com, mail.contentdna.com.
Host name mail.contentdna.com resolves to a single IP: 192.96.208.141.