commonknowledge.com - dns.ninja
commonknowledge.com
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=1781112303 | ||||||
Subdomains
www.commonknowledge.com |
Same first word
commonknowledge.coop |
commonknowledge.com |
commonknowledge.info |
commonknowledge.org.uk |
commonknowledge.org |
commonknowledge.blog |
DNS History
13 records (7 active, 6 former)
○NSa1.verisigndns.com2015-08-19 → 2017-04-03 · 4 obs
● 2017-04-03 22:19:08
○ 2026-02-24 09:10:30
○ 2026-06-10 17:56:36
○NSa2.verisigndns.com2015-08-19 → 2017-04-03 · 4 obs
● 2017-04-03 22:19:08
○ 2026-02-24 09:10:30
○ 2026-06-10 17:56:36
○NSa3.verisigndns.com2015-08-19 → 2017-04-03 · 4 obs
● 2017-04-03 22:19:08
○ 2026-02-24 09:10:30
○ 2026-06-10 17:56:36
●NSedns4.ultradns.biz2026-02-24 → 2026-06-10 · 3 obs
● 2026-02-24 09:10:30
● 2026-06-10 17:56:36
●NSedns4.ultradns.com2026-02-24 → 2026-06-10 · 3 obs
● 2026-02-24 09:10:30
● 2026-06-10 17:56:36
●NSedns4.ultradns.net2026-02-24 → 2026-06-10 · 3 obs
● 2026-02-24 09:10:30
● 2026-06-10 17:56:36
●NSedns4.ultradns.org2026-02-24 → 2026-06-10 · 3 obs
● 2026-02-24 09:10:30
● 2026-06-10 17:56:36
○NSu1.verisigndns.com2015-08-19 → 2016-03-14 · 4 obs
● 2016-03-14 03:59:54
○ 2016-07-18 12:26:48
○ 2026-06-10 17:56:36
○NSu2.verisigndns.com2015-08-19 → 2016-03-14 · 4 obs
● 2016-03-14 03:59:54
○ 2016-07-18 12:26:48
○ 2026-06-10 17:56:36
○NSu3.verisigndns.com2015-08-19 → 2016-03-14 · 4 obs
● 2016-03-14 03:59:54
○ 2016-07-18 12:26:48
○ 2026-06-10 17:56:36
●MXtems8a.ironmountain.com2015-08-19 → 2026-06-10 · 2 obs
● 2026-06-10 17:56:36
●MXtems8b.ironmountain.com2015-08-19 → 2026-06-10 · 2 obs
● 2026-06-10 17:56:36
●A204.115.119.412015-08-19 → 2026-06-10 · 2 obs
● 2026-06-10 17:56:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| commonknowledge.com | edns4.ultradns.net, edns4.ultradns.com, edns4.ultradns.biz, edns4.ultradns.org | 2 records |
✅ Authoritative Response
Server:204.74.111.4
NS records: edns4.ultradns.net, edns4.ultradns.com, edns4.ultradns.biz, edns4.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for commonknowledge.com (unsigned zone)
⏱️ Timing
Total: 283ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.115.119.41 |
| NS | 4 | edns4.ultradns.biz, edns4.ultradns.com... |
| MX | 2 | tems8a.ironmountain.com (pri: 10), tems8b.ironmountain.com (pri: 10) |
| TXT | 1 | v=spf1 mx ip4:216.239.124.38 a:spf.tolun |
| SOA | 1 | edns4.ultradns.com premiumdns.support.ne |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (edns4.ultradns.com, edns4.ultradns.com)
Analysis
Hierarchy
The domain www.commonknowledge.com falls under the parent commonknowledge.com.
IP Addresses
commonknowledge.com has exactly one IP address — 204.115.119.41.
abcd.egovote.net, lepaneldesmedias.com, lepaneldelamode.com plus two other host names have IP numbers in common with commonknowledge.com.
Name Servers
commonknowledge.com is delegated to four name servers, edns4.ultradns.biz, edns4.ultradns.com, edns4.ultradns.net and edns4.ultradns.org.
At least some of commonknowledge.com's name servers are shared with other domains, for example poultryguthealth.com, zoetis.ru, healthforums.com and two more.
These name servers tend to co-occur with epla1.corpnamesvcs.com, epla2.corpnamesvcs.com, ns55.ultradns2.com and 3 other name servers in the same DNS delegations.
Four hostnames, each resolving to a pair of IP addresses: edns4.ultradns.biz directs to 204.74.67.4 and 2610:a1:1015::204; edns4.ultradns.com directs to 204.74.66.4 and 2001:502:f3ff::204; edns4.ultradns.net directs to 204.74.110.4 and 2610:a1:1014::204; edns4.ultradns.org directs to 204.74.111.4 and 2001:502:4612::204.
Mail Servers
commonknowledge.com uses two mail servers, tems8a.ironmountain.com and tems8b.ironmountain.com.
commonknowledge.com uses the same mail servers as other domains, including hcentral.net.
Host names with one IP number:
tems8a.ironmountain.com points to the IP address 208.66.139.17.