`prep4sureexam.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:41f7^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:c3cf^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.65.247^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.195.207^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cash.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c151^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2151^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cash.ns.cloudflare.com`
		A	108.162.193.81^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	172.64.33.81^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	173.245.59.81^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
NS	`ulla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ulla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ulla.ns.cloudflare.com`
		A	108.162.192.233^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	172.64.32.233^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	173.245.58.233^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.65.247, 172.67.195.207
		IPv6	2606:4700:3031::6815:41f7, 2606:4700:3035::ac43:c3cf
SOA	`cash.ns.cloudflare.com`dns@cloudflare.com serial=2397782803

`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=1774505977

rank #965639 globally
rank #440394 in the tld

Same first word

prep4sureexam.com

DNS History

10 records (6 active, 4 former)

●NScash.ns.cloudflare.com2016-12-20 → 2026-03-26 · 2 obs

● 2016-12-20 18:08:42
● 2026-03-26 06:23:16

●NSulla.ns.cloudflare.com2016-12-20 → 2026-03-26 · 2 obs

● 2016-12-20 18:08:42
● 2026-03-26 06:23:16

●A104.21.65.2472026-02-18 → 2026-03-26 · 3 obs

○ 2017-10-15 08:38:02
● 2026-02-18 17:51:42
● 2026-03-26 06:23:16

○A104.24.116.1262016-12-20 → 2017-10-15 · 4 obs

● 2016-12-20 18:08:42
● 2017-10-15 08:38:02
○ 2026-02-18 17:51:42
○ 2026-03-26 06:23:16

○A104.24.117.1262016-12-20 → 2017-10-15 · 4 obs

● 2016-12-20 18:08:42
● 2017-10-15 08:38:02
○ 2026-02-18 17:51:42
○ 2026-03-26 06:23:16

●A172.67.195.2072026-02-18 → 2026-03-26 · 3 obs

○ 2017-10-15 08:38:02
● 2026-02-18 17:51:42
● 2026-03-26 06:23:16

○A2400:cb00:2048:1::6818:747e2016-12-20 → 2017-10-15 · 4 obs

● 2016-12-20 18:08:42
● 2017-10-15 08:38:02
○ 2026-02-18 17:51:42
○ 2026-03-26 06:23:16

○A2400:cb00:2048:1::6818:757e2016-12-20 → 2017-10-15 · 4 obs

● 2016-12-20 18:08:42
● 2017-10-15 08:38:02
○ 2026-02-18 17:51:42
○ 2026-03-26 06:23:16

●A2606:4700:3031::6815:41f72026-02-18 → 2026-03-26 · 3 obs

○ 2017-10-15 08:38:02
● 2026-02-18 17:51:42
● 2026-03-26 06:23:16

●A2606:4700:3035::ac43:c3cf2026-02-18 → 2026-03-26 · 3 obs

○ 2017-10-15 08:38:02
● 2026-02-18 17:51:42
● 2026-03-26 06:23:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...	-
prep4sureexam.com	ulla.ns.cloudflare.com, cash.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.81

NS records: ulla.ns.cloudflare.com, cash.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for prep4sureexam.com (unsigned zone)

⏱️ Timing

Total: 118ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.195.207, 104.21.65.247`
AAAA	2	`2606:4700:3035::ac43:c3cf, 2606:4700:3031::6815:41f7`
NS	2	`cash.ns.cloudflare.com, ulla.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cash.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

prep4sureexam.com points to four IP numbers: 2606:4700:3031::6815:41f7, 2606:4700:3035::ac43:c3cf, 104.21.65.247 and 172.67.195.207.

Other host names including healthpost.com.sg, url.telemart.pk, www.cenpok.com.cn, holyverse.top and smile-accessories.com share IP numbers with prep4sureexam.com.

Name Servers

prep4sureexam.com's delegation uses two name servers, cash.ns.cloudflare.com and ulla.ns.cloudflare.com.

prep4sureexam.com shares the same name server setup as other domains, for example exam-killer.com, exam4pdf.com, passcollection.com, itpass4sure.com and pass4cram.com.

prep4sureexam.com at least partially shares name servers with other domains, including buildingcleaningsystems.com, advancelandscapedesign.com, desenhos.pt, chinesefiction.com and hkbitex-uat.com.

These name servers are commonly used with clay.ns.cloudflare.com and jessica.ns.cloudflare.com.

Host names with six IP numbers:

cash.ns.cloudflare.com points to: 2606:4700:58::adf5:3b51, 2803:f800:50::6ca2:c151, 2a06:98c1:50::ac40:2151, 108.162.193.81, 172.64.33.81 and 173.245.59.81.

ulla.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae9, 2803:f800:50::6ca2:c0e9, 2a06:98c1:50::ac40:20e9, 108.162.192.233, 172.64.32.233 and 173.245.58.233.

prep4sureexam.com - robtex.com