`knowledgechair.com`

DNSSEC	⚠️ Not signed
A	13.248.243.5^{🇺🇸 Amazon13.248.240.0/20}
		PTR	`a16e665f42988324c.awsglobalaccelerator.com`
A	76.223.105.230^{🇺🇸 Amazon76.223.96.0/20}
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`
MX	`mx1-us1.ppe-hosted.com` ⭐
		A	67.231.154.162^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
		A	148.163.129.50^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
MX	`mx2-us1.ppe-hosted.com`⁽²⁰⁾
		A	67.231.154.163^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
		A	148.163.129.51^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
TXT	`NETORG15603589.onmicrosoft.com`
TXT	`v=spf1 a:dispatch-us.ppe-hosted.com include:secureserver.net -all`
SOA	`ns05.domaincontrol.com`dns@jomax.net 2024-01-31 #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.net`nstld@verisign-grs.com serial=1774649637

Same first word

knowledgechair.com

DNS History

8 records (6 active, 2 former)

●NSns05.domaincontrol.com2026-03-27 → 2026-03-27 · 2 obs

○ 2015-10-22 02:35:28
● 2026-03-27 22:25:08

●NSns06.domaincontrol.com2026-03-27 → 2026-03-27 · 2 obs

○ 2015-10-22 02:35:28
● 2026-03-27 22:25:08

○NSns179.hostgator.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 01:29:20
○ 2015-10-22 02:35:28
○ 2026-03-27 22:25:08

○NSns180.hostgator.com2008-03-15 → 2008-03-15 · 3 obs

● 2008-03-15 01:29:20
○ 2015-10-22 02:35:28
○ 2026-03-27 22:25:08

●MXmx1-us1.ppe-hosted.com2026-03-27 → 2026-03-27 · 1 obs

● 2026-03-27 22:25:08

●MXmx2-us1.ppe-hosted.com2026-03-27 → 2026-03-27 · 1 obs

● 2026-03-27 22:25:08

●A13.248.243.52026-03-27 → 2026-03-27 · 1 obs

● 2026-03-27 22:25:08

●A76.223.105.2302026-03-27 → 2026-03-27 · 1 obs

● 2026-03-27 22:25:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
knowledgechair.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 knowledgechair.com (unsigned zone)

⏱️ Timing

Total: 79ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.105.230, 13.248.243.5`
NS	2	`ns05.domaincontrol.com, ns06.domaincontrol.com`
MX	2	`mx1-us1.ppe-hosted.com (pri: 10), mx2-us1.ppe-hosted.com (pri: 20)`
TXT	2	`NETORG15603589.onmicrosoft.com, v=spf1 a:dispatch-us.ppe-hosted.com incl`
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

IP Addresses

knowledgechair.com points to two IP numbers: 13.248.243.5 and 76.223.105.230.

Other host names such as luxuryvillas4u.com, sandcarservices.com, restaurantschiangmai.com, vgicapital.com and lcwood.com share IPs with knowledgechair.com.

Name Servers

knowledgechair.com is delegated to two name servers: ns05.domaincontrol.com and ns06.domaincontrol.com.

knowledgechair.com shares the same name server setup as fieldhandwater.com, mr-report.com, webcami.support, unitedpateintgroups.com and cynthianordskog.com.

Host names with two IP numbers: ns05.domaincontrol.com points to: 2603:5:2160::3 and 97.74.102.3; ns06.domaincontrol.com points to: 2603:5:2260::3 and 173.201.70.3.

Mail Servers

knowledgechair.com is handled by two mail servers: mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com.

The mail server setup for knowledgechair.com matches that of other domains, for instance 6figurelaptop.com, ssangyongaustralia.com.au, asmec.co.uk, smexpo.com and sbderm.com.

knowledgechair.com shares at least partially some mail servers with other domains, including wilaen.com, staylinked.com, ossmidaho.com, hudsonboosters.org and rtwelter.com.

Host names with two IP numbers: mx1-us1.ppe-hosted.com points to: 67.231.154.162 and 148.163.129.50; mx2-us1.ppe-hosted.com points to: 67.231.154.163 and 148.163.129.51.

knowledgechair.com - robtex.com