knowledgecentral.com - dns.ninja
knowledgecentral.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.91.197.27🇻🇬 CONFLUENCE-NETWORK-INC208.91.197.0/24 Confluence Networks Route Object | ||||||
| NS | ns77.worldnic.com ⭐ | ||||||
| A | 162.159.26.27Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns78.worldnic.com | ||||||
| A | 162.159.27.78Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | NS77.WORLDNIC.comnamehost@WORLDNIC.com serial=119120311 | ||||||
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=1781475465 | ||||||
Same first word
knowledgecentral.org |
knowledgecentral.com |
Similar names
DNS History
10 records (3 active, 7 former)
○NSns.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
○NSns2.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
○NSns3.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
●NSns77.worldnic.com2026-03-26 → 2026-06-14 · 3 obs
● 2026-03-26 06:51:10
● 2026-06-14 22:46:50
●NSns78.worldnic.com2026-03-26 → 2026-06-14 · 3 obs
● 2026-03-26 06:51:10
● 2026-06-14 22:46:50
○MXalt1-smtp-in.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
○MXmx.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
○MXsmtp-in.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
●A208.91.197.272026-03-26 → 2026-06-14 · 3 obs
● 2026-03-26 06:51:10
● 2026-06-14 22:46:50
○A74.209.245.402015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-06-14 22:46:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, l.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
| knowledgecentral.com | ns77.worldnic.com, ns78.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.27.78
NS records: ns77.worldnic.com, ns78.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowledgecentral.com (unsigned zone)
⏱️ Timing
Total: 224ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.91.197.27 |
| NS | 2 | ns78.worldnic.com, ns77.worldnic.com |
| SOA | 1 | NS77.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns77.worldnic.com, ns78.worldnic.com)
Analysis
IP Addresses
knowledgecentral.com resolves to just one IP address, 208.91.197.27.
Two other host names, along with mail.softscript.net, ns03.lassek.com and bddcentral.com, also share IP numbers with knowledgecentral.com.
Name Servers
knowledgecentral.com is served by two delegated name servers, ns77.worldnic.com and ns78.worldnic.com.
knowledgecentral.com shares its NS records with other domains, for example weske.com, hannahgeneserfoundation.org, aerotwin.net and two others.
The name servers for knowledgecentral.com overlap at least in part with those of other domains, including aeroductinc.com and 8070.net.
Both ns77.worldnic.com and ns78.worldnic.com have a single IP address each — ns77.worldnic.com resolves to 162.159.26.27 while ns78.worldnic.com resolves to 162.159.27.78.