knowledgecentral.com - robtex.com
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=1778375186 | ||||||
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
○ 2026-05-10 01:09:28
○NSns2.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-05-10 01:09:28
○NSns3.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-05-10 01:09:28
●NSns77.worldnic.com2026-03-26 → 2026-05-10 · 3 obs
● 2026-03-26 06:51:10
● 2026-05-10 01:09:28
●NSns78.worldnic.com2026-03-26 → 2026-05-10 · 3 obs
● 2026-03-26 06:51:10
● 2026-05-10 01:09:28
○MXalt1-smtp-in.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-05-10 01:09:28
○MXmx.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-05-10 01:09:28
○MXsmtp-in.expr.net2015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-05-10 01:09:28
●A208.91.197.272026-03-26 → 2026-05-10 · 3 obs
● 2026-03-26 06:51:10
● 2026-05-10 01:09:28
○A74.209.245.402015-05-28 → 2017-11-14 · 4 obs
● 2017-11-14 18:25:02
○ 2026-03-26 06:51:10
○ 2026-05-10 01:09:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.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: 466ms | 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 one IP number: 208.91.197.27.
Other host names, for instance mail.softscript.net, ns03.lassek.com, bddcentral.com, eperque.org and solidbase.co.uk share IP numbers with knowledgecentral.com.
Name Servers
knowledgecentral.com's delegation uses two name servers: ns77.worldnic.com and ns78.worldnic.com.
knowledgecentral.com uses the same name server setup as other domains, such as weske.com, hannahgeneserfoundation.org, aerotwin.net, pinchot.net and verneholdings.net.
knowledgecentral.com shares name servers with other domains at least partially, for example aeroductinc.com and 8070.net.
Host names with a single IP address: ns77.worldnic.com points to 162.159.26.27; ns78.worldnic.com points to 162.159.27.78.