`learningdifficulty.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3fc0^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:abb5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.192^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.181^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`martin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c357^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`martin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2357^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`martin.ns.cloudflare.com`
		A	108.162.195.87^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
		A	162.159.44.87^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
		A	172.64.35.87^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`martin.ns.cloudflare.com`
NS	`sneh.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sneh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sneh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sneh.ns.cloudflare.com`
		A	108.162.194.162^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sneh.ns.cloudflare.com`
		A	162.159.38.162^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sneh.ns.cloudflare.com`
		A	172.64.34.162^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sneh.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.63.192, 172.67.171.181
		IPv6	2606:4700:3030::6815:3fc0, 2606:4700:3031::ac43:abb5
SOA	`martin.ns.cloudflare.com`dns@cloudflare.com serial=2395635122

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1773551953

Same first word

learningdifficulty.org

DNS History

21 records (6 active, 15 former)

●NSmartin.ns.cloudflare.com2026-02-26 → 2026-03-23 · 3 obs

○ 2019-03-24 18:14:14
● 2026-02-26 07:22:02
● 2026-03-23 19:41:54

○NSns01.cashparking.com2017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-21 08:48:06
● 2017-02-14 22:14:32
○ 2019-03-24 18:14:14
○ 2026-03-23 19:41:54

○NSns1.namefind.com2019-03-24 → 2019-03-24 · 4 obs

○ 2017-02-14 22:14:32
● 2019-03-24 18:14:14
○ 2026-02-26 07:22:02
○ 2026-03-23 19:41:54

○NSns1.parklogic.com2015-07-13 → 2016-06-21 · 4 obs

● 2015-07-13 20:43:30
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

○NSns2.namefind.com2019-03-24 → 2019-03-24 · 4 obs

○ 2017-02-14 22:14:32
● 2019-03-24 18:14:14
○ 2026-02-26 07:22:02
○ 2026-03-23 19:41:54

○NSns2.parklogic.com2015-07-13 → 2016-06-21 · 4 obs

● 2015-07-13 20:43:30
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

○NSns3.parklogic.com2015-07-13 → 2016-06-21 · 4 obs

● 2015-07-13 20:43:30
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

○NSns4.parklogic.com2015-07-13 → 2016-06-21 · 4 obs

● 2015-07-13 20:43:30
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

○NSns5.parklogic.com2015-07-13 → 2016-06-21 · 4 obs

● 2015-07-13 20:43:30
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

●NSsneh.ns.cloudflare.com2026-02-26 → 2026-03-23 · 3 obs

○ 2019-03-24 18:14:14
● 2026-02-26 07:22:02
● 2026-03-23 19:41:54

○MXallmail.parklogic.com2015-07-13 → 2016-06-21 · 4 obs

● 2015-07-13 20:43:30
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

○MXmailstore1.secureserver.net2017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-21 08:48:06
● 2017-02-14 22:14:32
○ 2019-03-24 18:14:14
○ 2026-03-23 19:41:54

○MXsmtp.secureserver.net2017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-21 08:48:06
● 2017-02-14 22:14:32
○ 2019-03-24 18:14:14
○ 2026-03-23 19:41:54

●A104.21.63.1922026-02-26 → 2026-03-23 · 3 obs

○ 2019-03-24 18:14:14
● 2026-02-26 07:22:02
● 2026-03-23 19:41:54

●A172.67.171.1812026-02-26 → 2026-03-23 · 3 obs

○ 2019-03-24 18:14:14
● 2026-02-26 07:22:02
● 2026-03-23 19:41:54

○A172.99.89.2092015-11-20 → 2016-06-21 · 5 obs

○ 2015-07-13 20:43:30
● 2015-11-20 01:08:24
● 2016-06-21 08:48:06
○ 2017-02-14 22:14:32
○ 2026-03-23 19:41:54

○A184.168.221.962017-02-14 → 2017-02-14 · 4 obs

○ 2016-06-21 08:48:06
● 2017-02-14 22:14:32
○ 2019-03-24 18:14:14
○ 2026-03-23 19:41:54

●A2606:4700:3030::6815:3fc02026-02-26 → 2026-03-23 · 3 obs

○ 2019-03-24 18:14:14
● 2026-02-26 07:22:02
● 2026-03-23 19:41:54

●A2606:4700:3031::ac43:abb52026-02-26 → 2026-03-23 · 3 obs

○ 2019-03-24 18:14:14
● 2026-02-26 07:22:02
● 2026-03-23 19:41:54

○A35.186.238.1012019-03-24 → 2019-03-24 · 4 obs

○ 2017-02-14 22:14:32
● 2019-03-24 18:14:14
○ 2026-02-26 07:22:02
○ 2026-03-23 19:41:54

○A74.200.250.1812015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 20:43:30
○ 2015-11-20 01:08:24
○ 2026-03-23 19:41:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
learningdifficulty.org	martin.ns.cloudflare.com, sneh.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.87

NS records: martin.ns.cloudflare.com, sneh.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for learningdifficulty.org (unsigned zone)

⏱️ Timing

Total: 348ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.181, 104.21.63.192`
AAAA	2	`2606:4700:3030::6815:3fc0, 2606:4700:3031::ac43:abb5`
NS	2	`martin.ns.cloudflare.com, sneh.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`martin.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

learningdifficulty.org points to four IP numbers: 2606:4700:3030::6815:3fc0, 2606:4700:3031::ac43:abb5, 104.21.63.192 and 172.67.171.181.

For instance, other host names vougemagazine.in, www.outsidecampers.com, intsolutionsllc.com, bigelow-homs.com and fsteitz.com share IP numbers with learningdifficulty.org.

Name Servers

learningdifficulty.org is delegated to two name servers: martin.ns.cloudflare.com and sneh.ns.cloudflare.com.

learningdifficulty.org uses the same name server setup as other domains such as finchatbot.com, 91fxba.com, bollyflix.esq, bollyflix.pub and krajok.com.

learningdifficulty.org shares name servers with other domains at least partially, for example cleanvex.com.br, scoreplus.eu, arabdvd.net, hdxcmx.com and genua.org.

These name servers are commonly used with the name servers stan.ns.cloudflare.com and merlin.ns.cloudflare.com.

Host names with six IP numbers: host name martin.ns.cloudflare.com points to: 2606:4700:58::a29f:2c57, 2803:f800:50::6ca2:c357, 2a06:98c1:50::ac40:2357, 108.162.195.87, 162.159.44.87 and 172.64.35.87; host name sneh.ns.cloudflare.com points to: 2606:4700:50::a29f:26a2, 2803:f800:50::6ca2:c2a2, 2a06:98c1:50::ac40:22a2, 108.162.194.162, 162.159.38.162 and 172.64.34.162.

learningdifficulty.org - robtex.com