`designcourses.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:602b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:acfe^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.96.43^{Cloudflare104.21.96.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.254^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`josh.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b7e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`josh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`josh.ns.cloudflare.com`
		A	108.162.193.126^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
		A	172.64.33.126^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
		A	173.245.59.126^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`josh.ns.cloudflare.com`
NS	`kia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ab3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kia.ns.cloudflare.com`
		A	108.162.192.179^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kia.ns.cloudflare.com`
		A	172.64.32.179^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kia.ns.cloudflare.com`
		A	173.245.58.179^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kia.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.96.43, 172.67.172.254
		IPv6	2606:4700:3036::6815:602b, 2606:4700:3037::ac43:acfe
SOA	`josh.ns.cloudflare.com`dns@cloudflare.com serial=2398680429

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1773555327

Same first word

designcourses.info

DNS History

13 records (6 active, 7 former)

●NSjosh.ns.cloudflare.com2026-02-17 → 2026-03-23 · 3 obs

○ 2017-06-20 01:22:36
● 2026-02-17 10:26:46
● 2026-03-23 16:02:10

●NSkia.ns.cloudflare.com2026-02-17 → 2026-03-23 · 3 obs

○ 2017-06-20 01:22:36
● 2026-02-17 10:26:46
● 2026-03-23 16:02:10

○NSns01.cashparking.com2015-04-03 → 2015-12-23 · 4 obs

● 2015-04-03 06:01:28
● 2015-12-23 03:15:22
○ 2016-04-15 09:07:24
○ 2026-03-23 16:02:10

○NSns69.domaincontrol.com2016-11-25 → 2017-06-20 · 5 obs

○ 2016-04-15 09:07:24
● 2016-11-25 08:59:04
● 2017-06-20 01:22:36
○ 2026-02-17 10:26:46
○ 2026-03-23 16:02:10

○NSns70.domaincontrol.com2016-11-25 → 2017-06-20 · 5 obs

○ 2016-04-15 09:07:24
● 2016-11-25 08:59:04
● 2017-06-20 01:22:36
○ 2026-02-17 10:26:46
○ 2026-03-23 16:02:10

○MXmailstore1.secureserver.net2015-04-03 → 2017-06-20 · 7 obs

● 2015-04-03 06:01:28
● 2015-12-23 03:15:22
○ 2016-04-15 09:07:24
● 2016-11-25 08:59:04
● 2017-06-20 01:22:36
○ 2026-02-17 10:26:46
○ 2026-03-23 16:02:10

○MXsmtp.secureserver.net2015-04-03 → 2017-06-20 · 7 obs

● 2015-04-03 06:01:28
● 2015-12-23 03:15:22
○ 2016-04-15 09:07:24
● 2016-11-25 08:59:04
● 2017-06-20 01:22:36
○ 2026-02-17 10:26:46
○ 2026-03-23 16:02:10

●A104.21.96.432026-02-17 → 2026-03-23 · 3 obs

○ 2017-06-20 01:22:36
● 2026-02-17 10:26:46
● 2026-03-23 16:02:10

●A172.67.172.2542026-02-17 → 2026-03-23 · 3 obs

○ 2017-06-20 01:22:36
● 2026-02-17 10:26:46
● 2026-03-23 16:02:10

○A184.168.221.602016-11-25 → 2017-06-20 · 5 obs

○ 2016-04-15 09:07:24
● 2016-11-25 08:59:04
● 2017-06-20 01:22:36
○ 2026-02-17 10:26:46
○ 2026-03-23 16:02:10

○A184.168.221.962015-04-03 → 2015-12-23 · 4 obs

● 2015-04-03 06:01:28
● 2015-12-23 03:15:22
○ 2016-04-15 09:07:24
○ 2026-03-23 16:02:10

●A2606:4700:3036::6815:602b2026-02-17 → 2026-03-23 · 3 obs

○ 2017-06-20 01:22:36
● 2026-02-17 10:26:46
● 2026-03-23 16:02:10

●A2606:4700:3037::ac43:acfe2026-02-17 → 2026-03-23 · 3 obs

○ 2017-06-20 01:22:36
● 2026-02-17 10:26:46
● 2026-03-23 16:02:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, c0.info.afilias-nst.info, a2.info.afilias-nst.info	-
designcourses.info	kia.ns.cloudflare.com, josh.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.179

NS records: kia.ns.cloudflare.com, josh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for designcourses.info (unsigned zone)

⏱️ Timing

Total: 500ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.254, 104.21.96.43`
AAAA	2	`2606:4700:3037::ac43:acfe, 2606:4700:3036::6815:602b`
NS	2	`josh.ns.cloudflare.com, kia.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`josh.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

designcourses.info points to four IP numbers: 2606:4700:3036::6815:602b, 2606:4700:3037::ac43:acfe, 104.21.96.43 and 172.67.172.254.

For instance, other host names lepatriinud.ee, domesta.com, wminds.com, www.lagnabandha.com and campaigntrackertools.com share IP numbers with designcourses.info.

Name Servers

designcourses.info is delegated to two name servers: josh.ns.cloudflare.com and kia.ns.cloudflare.com.

designcourses.info uses the same name server setup as other domains such as ianmcintosh.tv, ite-me.com, enrolltoday.info, helpstudents.info and jordaneconomicforum.com.

designcourses.info shares name servers with other domains at least partially, for example indian(0x6675636b)ass.com, debicapneu.sk, senting168.com, blieb.nl and imobiliariafabiodapper.com.br.

These name servers are commonly used with darwin.ns.cloudflare.com, alice.ns.cloudflare.com and vera.ns.cloudflare.com.

Host names with six IP numbers: host name josh.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7e, 2803:f800:50::6ca2:c17e, 2a06:98c1:50::ac40:217e, 108.162.193.126, 172.64.33.126 and 173.245.59.126; host name kia.ns.cloudflare.com points to: 2606:4700:50::adf5:3ab3, 2803:f800:50::6ca2:c0b3, 2a06:98c1:50::ac40:20b3, 108.162.192.179, 172.64.32.179 and 173.245.58.179.

designcourses.info - robtex.com