masterclass.info - dns.ninja

`masterclass.info`

DNSSEC	⚠️ Not signed
A	52.20.84.62^{🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix}
		PTR	`ec2-52-20-84-62.compute-1.amazonaws.com`
NS	`ns1.atom.com` ⭐
		A	44.219.81.145^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-219-81-145.compute-1.amazonaws.com`
NS	`ns2.atom.com`
		A	50.19.240.86^{🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix}
			PTR	`ip-50-19-240-86.defastlink.net`
SOA	`ns1.atom.com`hostmaster@masterclass.info 2024-07-05 #2

`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=1780546100

Same first word

masterclass.cc

masterclass.com

masterclass.net

masterclass.bg

masterclass.media

masterclass.today

masterclass.fr

masterclass.uz

masterclass.pt

masterclass.pk

masterclass.com.ua

masterclass.sydney

masterclass.ch

masterclass.cl

masterclass.am

masterclass.info

masterclass.it

masterclass.site

masterclass.se

masterclass.be

masterclass.co.uk

masterclass.dk

masterclass.courses

masterclass.co

masterclass.my

masterclass.ie

masterclass.ninja

masterclass.at

masterclass.com.hk

masterclass.de

masterclass.com.es

masterclass.com.mx

masterclass.az

masterclass.ng

masterclass.co.za

masterclass.lt

masterclass.us

masterclass.pl

masterclass.biz

masterclass.com.br

masterclass.hu

masterclass.eu

masterclass.edu.ge

masterclass.no

masterclass.team

masterclass.digital

masterclass.io

masterclass.al

masterclass.co.ke

masterclass.com.tr

masterclass.gr

masterclass.ca

masterclass.lv

masterclass.care

masterclass.kg

masterclass.jp

masterclass.co.id

masterclass.dev

masterclass.agency

masterclass.world

Similar names

DNS History

20 records (3 active, 17 former)

○NSns-us.1and1-dns.com2015-07-14 → 2015-12-04 · 4 obs

● 2015-07-14 11:37:18
● 2015-12-04 05:50:36
○ 2016-03-16 19:49:04
○ 2026-06-04 04:19:44

○NSns-us.1and1-dns.de2015-07-14 → 2015-12-04 · 4 obs

● 2015-07-14 11:37:18
● 2015-12-04 05:50:36
○ 2016-03-16 19:49:04
○ 2026-06-04 04:19:44

○NSns-us.1and1-dns.org2015-07-14 → 2015-12-04 · 4 obs

● 2015-07-14 11:37:18
● 2015-12-04 05:50:36
○ 2016-03-16 19:49:04
○ 2026-06-04 04:19:44

○NSns-us.1and1-dns.us2015-07-14 → 2015-12-04 · 4 obs

● 2015-07-14 11:37:18
● 2015-12-04 05:50:36
○ 2016-03-16 19:49:04
○ 2026-06-04 04:19:44

●NSns1.atom.com2026-03-21 → 2026-06-04 · 3 obs

○ 2020-02-17 23:43:14
● 2026-03-21 15:57:18
● 2026-06-04 04:19:44

○NSns1.parkingcrew.net2020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-27 00:03:56
● 2020-02-17 23:43:14
○ 2026-03-21 15:57:18
○ 2026-06-04 04:19:44

○NSns1637.ztomy.com2017-03-27 → 2017-03-27 · 4 obs

○ 2016-03-16 19:49:04
● 2017-03-27 00:03:56
○ 2020-02-17 23:43:14
○ 2026-06-04 04:19:44

●NSns2.atom.com2026-03-21 → 2026-06-04 · 3 obs

○ 2020-02-17 23:43:14
● 2026-03-21 15:57:18
● 2026-06-04 04:19:44

○NSns2.parkingcrew.net2020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-27 00:03:56
● 2020-02-17 23:43:14
○ 2026-03-21 15:57:18
○ 2026-06-04 04:19:44

○NSns2637.ztomy.com2017-03-27 → 2017-03-27 · 4 obs

○ 2016-03-16 19:49:04
● 2017-03-27 00:03:56
○ 2020-02-17 23:43:14
○ 2026-06-04 04:19:44

○MXmail.h-email.net2020-02-17 → 2020-02-17 · 4 obs

○ 2016-03-16 19:49:04
● 2020-02-17 23:43:14
○ 2026-03-21 15:57:18
○ 2026-06-04 04:19:44

○MXmx00.1and1.com2015-07-14 → 2015-12-04 · 4 obs

● 2015-07-14 11:37:18
● 2015-12-04 05:50:36
○ 2016-03-16 19:49:04
○ 2026-06-04 04:19:44

○MXmx01.1and1.com2015-07-14 → 2015-12-04 · 4 obs

● 2015-07-14 11:37:18
● 2015-12-04 05:50:36
○ 2016-03-16 19:49:04
○ 2026-06-04 04:19:44

○A185.53.179.72020-02-17 → 2020-02-17 · 4 obs

○ 2017-03-27 00:03:56
● 2020-02-17 23:43:14
○ 2026-03-21 15:57:18
○ 2026-06-04 04:19:44

○A198.27.94.2452016-07-17 → 2016-07-17 · 4 obs

○ 2015-12-04 05:50:36
● 2016-07-17 16:50:52
○ 2017-03-27 00:03:56
○ 2026-06-04 04:19:44

○A204.11.56.372017-03-27 → 2017-03-27 · 4 obs

○ 2016-07-17 16:50:52
● 2017-03-27 00:03:56
○ 2020-02-17 23:43:14
○ 2026-06-04 04:19:44

○A2607:f1c0:1000:5005:b372:63e1:1578:38072015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 11:37:18
○ 2015-12-04 05:50:36
○ 2026-06-04 04:19:44

○A50.21.189.1802015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 11:37:18
○ 2015-12-04 05:50:36
○ 2026-06-04 04:19:44

●A52.20.84.622026-03-21 → 2026-06-04 · 3 obs

○ 2020-02-17 23:43:14
● 2026-03-21 15:57:18
● 2026-06-04 04:19:44

○PTRns1637.ztomy.com2017-03-27 → 2017-03-27 · 3 obs

● 2017-03-27 00:03:56
○ 2026-03-21 15:57:18
○ 2026-06-04 04:19:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info	-
masterclass.info	ns1.atom.com, ns2.atom.com	-

✅ Authoritative Response

Server:50.19.240.86

NS records: ns1.atom.com, ns2.atom.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masterclass.info (unsigned zone)

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.20.84.62`
NS	2	`ns1.atom.com, ns2.atom.com`
SOA	1	`ns1.atom.com hostmaster.masterclass.info`

Analysis

IP Addresses

masterclass.info directs to one IP number, which is 52.20.84.62.

Among the host names that share IP numbers with masterclass.info are macchat.com, straightcrypto.com, www.p77p.com and two others.

Name Servers

The NS records for masterclass.info delegate to ns1.atom.com and ns2.atom.com.

masterclass.info has the same name server delegation as a number of other domains, such as iviu.com, greenients.com, warevo.com and two more.

ns1.atom.com resolves to 44.219.81.145. ns2.atom.com resolves to 50.19.240.86. Both host names point to a single IP number.