knowledgexpansion.com - dns.ninja

`knowledgexpansion.com`

DNSSEC	⚠️ Not signed
A	150.230.139.139^{🇮🇳 ORACLE-OCI-31898150.230.128.0/20 Oracle Corporation}
NS	`buck.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`buck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`buck.ns.cloudflare.com`
		A	108.162.193.78^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	172.64.33.78^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	173.245.59.78^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
NS	`maria.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maria.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maria.ns.cloudflare.com`
		A	108.162.192.192^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	172.64.32.192^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
		A	173.245.58.192^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maria.ns.cloudflare.com`
MX	`mailserver2.ibhya.com` ⭐
MX	`mailserver.ibhya.com`⁽²⁰⁾
MX	`mail.knowledgexpansion.com`⁽³⁰⁾
MX	`smtp.google.com`⁽⁴⁰⁾
		A	2607:f8b0:4004:c17::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	2607:f8b0:4004:c23::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f27.1e100.net`
		A	2607:f8b0:4004:c27::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadsk-in-f26.1e100.net`
		A	142.251.16.26^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f26.1e100.net`
		A	172.253.139.26^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f26.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
		A	192.178.155.26^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`google-site-verification=YhUu--7AOETT9ULTSRjnWLbuFWZh82ClfzQU_Ss4sq8`
TXT	`google-site-verification=oWYhetbV4swDnOux5zvrKcEwmQYYT0pVbK8e_FYuMfQ`
TXT	`v=spf1 +mx +a +ip4:148.251.67.66 +ip4:92.118.160.3 +ip4:103.216.223.242 +ip4:...`
SOA	`buck.ns.cloudflare.com`dns@cloudflare.com serial=2407249748

`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=1781900135

Subdomains

mail.knowledgexpansion.com

Same first word

knowledgexpansion.com

DNS History

18 records (7 active, 11 former)

●NSbuck.ns.cloudflare.com2026-03-01 → 2026-06-19 · 3 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-06-19 20:30:28

●NSmaria.ns.cloudflare.com2026-03-01 → 2026-06-19 · 3 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-06-19 20:30:28

○NSns1.cactus.arvixe.com2015-11-05 → 2017-05-25 · 5 obs

○ 2015-06-25 02:35:26
● 2015-11-05 00:21:46
● 2017-05-25 04:07:22
○ 2026-03-01 13:05:50
○ 2026-06-19 20:30:28

○NSns2.cactus.arvixe.com2015-11-05 → 2017-05-25 · 5 obs

○ 2015-06-25 02:35:26
● 2015-11-05 00:21:46
● 2017-05-25 04:07:22
○ 2026-03-01 13:05:50
○ 2026-06-19 20:30:28

○NSns61.worldnic.com2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 02:35:26
○ 2015-11-05 00:21:46
○ 2026-06-19 20:30:28

○NSns62.worldnic.com2015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 02:35:26
○ 2015-11-05 00:21:46
○ 2026-06-19 20:30:28

○MXinbound.knowledgexpansion.com.netsolmail.net2015-06-25 → 2017-05-25 · 4 obs

● 2015-06-25 02:35:26
● 2017-05-25 04:07:22
○ 2026-03-01 13:05:50
○ 2026-06-19 20:30:28

●MXmail.knowledgexpansion.com2026-03-01 → 2026-06-19 · 3 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-06-19 20:30:28

●MXmailserver.ibhya.com2026-03-01 → 2026-06-19 · 3 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-06-19 20:30:28

●MXmailserver2.ibhya.com2026-03-01 → 2026-06-19 · 3 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-06-19 20:30:28

●MXsmtp.google.com2026-03-01 → 2026-06-19 · 3 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-06-19 20:30:28

○A104.21.52.1942026-03-01 → 2026-04-10 · 5 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-04-10 16:40:16
○ 2026-05-01 11:13:50
○ 2026-06-19 20:30:28

○A143.95.251.112015-11-05 → 2017-05-25 · 5 obs

○ 2015-06-25 02:35:26
● 2015-11-05 00:21:46
● 2017-05-25 04:07:22
○ 2026-03-01 13:05:50
○ 2026-06-19 20:30:28

●A150.230.139.1392026-05-01 → 2026-06-19 · 3 obs

○ 2026-04-10 16:40:16
● 2026-05-01 11:13:50
● 2026-06-19 20:30:28

○A172.67.203.562026-03-01 → 2026-04-10 · 5 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-04-10 16:40:16
○ 2026-05-01 11:13:50
○ 2026-06-19 20:30:28

○A2606:4700:3031::ac43:cb382026-03-01 → 2026-04-10 · 5 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-04-10 16:40:16
○ 2026-05-01 11:13:50
○ 2026-06-19 20:30:28

○A2606:4700:3036::6815:34c22026-03-01 → 2026-04-10 · 5 obs

○ 2017-05-25 04:07:22
● 2026-03-01 13:05:50
● 2026-04-10 16:40:16
○ 2026-05-01 11:13:50
○ 2026-06-19 20:30:28

○A94.200.67.462015-06-25 → 2015-06-25 · 3 obs

● 2015-06-25 02:35:26
○ 2015-11-05 00:21:46
○ 2026-06-19 20:30:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
knowledgexpansion.com	buck.ns.cloudflare.com, maria.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.78

NS records: buck.ns.cloudflare.com, maria.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgexpansion.com (unsigned zone)

⏱️ Timing

Total: 135ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`150.230.139.139`
NS	2	`buck.ns.cloudflare.com, maria.ns.cloudflare.com`
MX	4	`mailserver.ibhya.com (pri: 10), mailserver2.ibhya.com (pri: 20)...`
TXT	3	`google-site-verification=YhUu--7AOETT9UL, google-site-verification=oWYhetbV4swDnOu...`
SOA	1	`buck.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (buck.ns.cloudflare.com, buck.ns.cloudflare.com, buck.ns.cloudflare.com...)

Analysis

Hierarchy

knowledgexpansion.com serves as the parent of mail.knowledgexpansion.com.

IP Addresses

knowledgexpansion.com directs to one IP number, which is 150.230.139.139.

Additional host names — including _dc-mx.dc6bd2b25e27.4ya.in and www.4ya.in — share IP numbers with knowledgexpansion.com.

Name Servers

knowledgexpansion.com is delegated to two name servers: buck.ns.cloudflare.com and maria.ns.cloudflare.com.

knowledgexpansion.com has the same name server delegation as a number of other domains, such as motomaniacs.pt, pdce.eu, cmedeiros.pt and two more.

knowledgexpansion.com has at least partial name server overlap with other domains, such as tellmyfans.com, nsitservices.com.au, youngmodelsagency.tk and two others.

It is common to find these name servers paired with the name servers anna.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

buck.ns.cloudflare.com resolves to 108.162.193.78, 172.64.33.78, 173.245.59.78 and 3 other IP addresses.

maria.ns.cloudflare.com resolves to 108.162.192.192, 172.64.32.192, 173.245.58.192 and 3 other IP addresses.

Mail Servers

Four mail servers handle email for knowledgexpansion.com: smtp.google.com, mailserver2.ibhya.com, mailserver.ibhya.com and mail.knowledgexpansion.com.

knowledgexpansion.com shares at least some of its mail servers with other domains — for example lead.ac.in, organicreactions.org, gethurrah.com and two more.

It is common to find these mail servers paired with the mail servers aspmx.l.google.com.

Host names resolving to 9 IP numbers:

smtp.google.com resolves to 142.251.16.26, 172.253.139.26, 172.253.139.27 and 6 other IP addresses.