`bdstudyworld.com`

DNSSEC	⚠️ Not signed
A	216.198.79.1^{🇺🇸 Amazon216.198.79.0/24 EC2 Prefix}
NS	`dina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c06b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:206b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dina.ns.cloudflare.com`
		A	108.162.192.107^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	172.64.32.107^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
		A	173.245.58.107^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dina.ns.cloudflare.com`
NS	`titan.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c5d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c35d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`titan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:235d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`titan.ns.cloudflare.com`
		A	108.162.195.93^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
		A	162.159.44.93^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
		A	172.64.35.93^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`titan.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁷⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁴¹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`google-site-verification=dsG11V7KuvqB9Ec-83b7libEkw1lviuV47UkvoDNLfU`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`dina.ns.cloudflare.com`dns@cloudflare.com serial=2399042289

`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=1771291435

Same first word

bdstudyworld.com

DNS History

13 records (6 active, 7 former)

●NSdina.ns.cloudflare.com2026-03-14 → 2026-03-16 · 3 obs

○ 2019-12-18 06:46:28
● 2026-03-14 10:26:20
● 2026-03-16 10:45:16

○NSglen.ns.cloudflare.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

○NSmaya.ns.cloudflare.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

●NStitan.ns.cloudflare.com2026-03-14 → 2026-03-16 · 3 obs

○ 2019-12-18 06:46:28
● 2026-03-14 10:26:20
● 2026-03-16 10:45:16

○MXdc-acfa3b9e143c.bdstudyworld.com2019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

●MXroute1.mx.cloudflare.net2026-03-14 → 2026-03-16 · 3 obs

○ 2019-12-18 06:46:28
● 2026-03-14 10:26:20
● 2026-03-16 10:45:16

●MXroute2.mx.cloudflare.net2026-03-14 → 2026-03-16 · 3 obs

○ 2019-12-18 06:46:28
● 2026-03-14 10:26:20
● 2026-03-16 10:45:16

●MXroute3.mx.cloudflare.net2026-03-14 → 2026-03-16 · 3 obs

○ 2019-12-18 06:46:28
● 2026-03-14 10:26:20
● 2026-03-16 10:45:16

○A104.28.12.642019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

○A104.28.13.642019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

●A216.198.79.12026-03-14 → 2026-03-16 · 3 obs

○ 2019-12-18 06:46:28
● 2026-03-14 10:26:20
● 2026-03-16 10:45:16

○A2606:4700:30::681c:c402019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

○A2606:4700:30::681c:d402019-12-18 → 2019-12-18 · 3 obs

● 2019-12-18 06:46:28
○ 2026-03-14 10:26:20
○ 2026-03-16 10:45:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bdstudyworld.com	dina.ns.cloudflare.com, titan.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.107

NS records: dina.ns.cloudflare.com, titan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bdstudyworld.com (unsigned zone)

⏱️ Timing

Total: 175ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.198.79.1`
NS	2	`dina.ns.cloudflare.com, titan.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 41), route1.mx.cloudflare.net (pri: 5)...`
TXT	2	`google-site-verification=dsG11V7KuvqB9Ec, v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`dina.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

bdstudyworld.com points to a single IP: 216.198.79.1.

Other host names, for instance calivian.com, menyoomod.com, networkservice.in, mitcsco.com and jetbluecheckinforgood.com share IP numbers with bdstudyworld.com.

Name Servers

Two name servers dina.ns.cloudflare.com and titan.ns.cloudflare.com handle delegation for bdstudyworld.com.

bdstudyworld.com uses the same name server setup as other domains, for example leaddog.net, isolux.com.au, greentechsolar.com.au, renatameins.com.br and makeupacademy.com.br.

bdstudyworld.com partially shares name servers with other domains; examples include tvc-mall.com, englandstats.com, mdapsny.org, at10online.com and emaildbox.pro.

these name servers are commonly used with the name servers dom.ns.cloudflare.com.

Host names with six IP numbers: dina.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6b, 2803:f800:50::6ca2:c06b, 2a06:98c1:50::ac40:206b, 108.162.192.107, 172.64.32.107 and 173.245.58.107; titan.ns.cloudflare.com points to: 2606:4700:58::a29f:2c5d, 2803:f800:50::6ca2:c35d, 2a06:98c1:50::ac40:235d, 108.162.195.93, 162.159.44.93 and 172.64.35.93.

Mail Servers

bdstudyworld.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

bdstudyworld.com shares some mail servers with other domains, at least partially, such as vhabion.net, iorsoft.com, adamsapparels.com, madays.net and microlaw.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.

route2.mx.cloudflare.net points to 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.

route3.mx.cloudflare.net points to 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.

bdstudyworld.com - robtex.com