classmaster.in - dns.ninja

classmaster.in

DNSSEC⚠️ Not signed
A13.248.243.5🇺🇸 Amazon13.248.240.0/20
PTRa16e665f42988324c.awsglobalaccelerator.com
A76.223.105.230🇺🇸 Amazon76.223.96.0/20
NSns21.domaincontrol.com ⭐
A2603:5:2141::b🇺🇸 GODADDY-DNS2603:5:2140::/44
PTRns21.domaincontrol.com
A97.74.100.11🇺🇸 GODADDY-DNS97.74.100.0/23
PTRns21.domaincontrol.com
NSns22.domaincontrol.com
A2603:5:2241::b🇺🇸 GODADDY-DNS2603:5:2240::/44
PTRns22.domaincontrol.com
A173.201.68.11🇺🇸 GODADDY-DNS173.201.68.0/23
PTRns22.domaincontrol.com
SOAns21.domaincontrol.comdns@jomax.net 2026-07-21 #1

in

DNSSEC🔒 Signed (DS record present)
NSns.trs-dns.com ⭐
NSns1.registry.in
NSns2.registry.in
NSns3.registry.in
NSns4.registry.in
SOAns.trs-dns.comtrs-ops@tucows.com serial=1785951353

Same first word

classmaster.co.uk
classmaster.ca
classmaster.eu
classmaster.com
classmaster.cz
classmaster.in
classmaster.ru

Similar names

masterclass.bg
masterclass.media
masterclass.today
slamactress.com
masterclass.fr
masterclass.uz
masterclass.je
masterclass.pt
esmartclass.net
masterclass.pk
masterclass.com.ua
masterclass.sydney
masterclass.ch
masterclass.cl
masterclass.am
smartscales.ru
masterclass.info
masterclass.it
masterclass.site
masterclass.se
classstream.online
masterclass.be
masterclass.co.uk
masterclass.dk
esmartclass.com
scarletmass.com
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.co.za
masterclass.lt
masterclass.us
masterclass.pl
masterclass.biz
masterclass.com.br
masterclass.hu
masterclass.eu
masterclass.edu.ge
classstream.com
masterclass.no
masterclass.team
masterclass.digital
masterclass.io
masterclass.al
masterclass.co.ke
masterclass.com.tr
smtcarsales.com
masterclass.gr
masterclass.ca
masterclass.lv
masterclass.care
masterclass.kg
masterclass.jp
masterclass.co.id
masterclass.dev
masterclass.cc
masterclass.com
masterclass.net

DNS History

71 records (4 active, 67 former)

20162017201820192020202120222023202420252026NSns21.domaincontrol.comns22.domaincontrol.comns1.dns-expired.comns1.dns-parking.comns2.dns-expired.comns2.dns-parking.comns53.domaincontrol.comns54.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA13.248.243.576.223.105.230145.223.124.11145.223.124.134145.223.124.144147.79.120.248147.79.72.144147.79.72.177147.79.72.232147.79.72.254147.79.79.114147.79.79.55147.79.79.69184.168.221.54191.101.104.188191.101.104.27195.35.60.101195.35.60.130195.35.60.2195.35.60.33195.35.60.412.57.91.912.57.91.92212.1.212.134212.1.212.89212.1.212.972a02:4780:1d:4db0:80c:ba58:9ad7:cecc2a02:4780:1d:61a7:478e:e4e9:3338:63cd2a02:4780:1d:6b03:629f:4546:db95:afb02a02:4780:1d:8ba6:ae13:565:5866:a8882a02:4780:1e:d7c4:449d:c5ef:df0b:7fcc2a02:4780:21:b8b0:95d5:a599:cff2:26092a02:4780:21:fefe:25d8:3a01:c639:7a192a02:4780:22:2557:35f0:f175:2141:b9fb2a02:4780:22:68d4:7be2:71cb:dbed:7b7a2a02:4780:22:ada7:1a47:8209:880b:ef552a02:4780:4a:a73e:da86:c45e:78eb:26142a02:4780:4a:a79c:bc90:784d:f0f8:f7cd2a02:4780:4b:1c34:d950:2d2b:1ea6:95672a02:4780:4b:d14c:ef3a:350b:15fd:d2442a02:4780:4c:399b:9672:8107:56d0:31412a02:4780:4c:8bfd:9a50:91d9:5b7a:10fe2a02:4780:4c:b693:a0f2:69e7:75a5:7b4e2a02:4780:4c:beb9:4926:ca39:e29a:116f2a02:4780:4c:cf09:73af:e8bc:9d4e:e822a02:4780:4c:dc82:fd31:4eff:a4f3:f1ec2a02:4780:4c:f5cc:29f7:7656:aa5f:73552a02:4780:4d:540f:5f4:db83:4ef6:2bb62a02:4780:4d:c3a4:a2bc:1453:9151:82b22a02:4780:4d:ccb6:c99:3abc:7068:24ae2a02:4780:4f:967c:3497:1429:3afa:2bbd2a02:4780:4f:b6da:2846:dae0:3b00:f4582a02:4780:51:a2f3:817e:bbfe:77f2:90532a02:4780:51:bcb3:353d:2ea7:ef4b:157477.37.76.2188.223.87.17688.223.87.19988.223.87.25088.223.87.3992.112.198.13292.112.198.201
○NSns1.dns-expired.com2026-05-23 → 2026-06-15 · 5 obs
○ 2026-05-16 20:37:04
● 2026-05-23 22:48:38
● 2026-06-15 20:03:18
○ 2026-06-19 18:06:38
○ 2026-08-05 18:13:44
○NSns1.dns-parking.com2026-03-11 → 2026-05-16 · 5 obs
○ 2016-09-26 11:23:24
● 2026-03-11 17:10:54
● 2026-05-16 20:37:04
○ 2026-05-23 22:48:38
○ 2026-08-05 18:13:44
○NSns2.dns-expired.com2026-05-23 → 2026-06-15 · 5 obs
○ 2026-05-16 20:37:04
● 2026-05-23 22:48:38
● 2026-06-15 20:03:18
○ 2026-06-19 18:06:38
○ 2026-08-05 18:13:44
○NSns2.dns-parking.com2026-03-11 → 2026-05-16 · 5 obs
○ 2016-09-26 11:23:24
● 2026-03-11 17:10:54
● 2026-05-16 20:37:04
○ 2026-05-23 22:48:38
○ 2026-08-05 18:13:44
●NSns21.domaincontrol.com2026-07-28 → 2026-08-05 · 3 obs
○ 2026-06-19 18:06:38
● 2026-07-28 12:40:30
● 2026-08-05 18:13:44
●NSns22.domaincontrol.com2026-07-28 → 2026-08-05 · 3 obs
○ 2026-06-19 18:06:38
● 2026-07-28 12:40:30
● 2026-08-05 18:13:44
○NSns53.domaincontrol.com2015-05-14 → 2016-03-29 · 4 obs
● 2015-05-14 03:56:06
● 2016-03-29 17:32:30
○ 2016-09-26 11:23:24
○ 2026-08-05 18:13:44
○NSns54.domaincontrol.com2015-05-14 → 2016-03-29 · 4 obs
● 2015-05-14 03:56:06
● 2016-03-29 17:32:30
○ 2016-09-26 11:23:24
○ 2026-08-05 18:13:44
○MXmailstore1.secureserver.net2015-05-14 → 2016-03-29 · 4 obs
● 2015-05-14 03:56:06
● 2016-03-29 17:32:30
○ 2016-09-26 11:23:24
○ 2026-08-05 18:13:44
○MXsmtp.secureserver.net2015-05-14 → 2016-03-29 · 4 obs
● 2015-05-14 03:56:06
● 2016-03-29 17:32:30
○ 2016-09-26 11:23:24
○ 2026-08-05 18:13:44
●A13.248.243.52026-07-28 → 2026-08-05 · 3 obs
○ 2026-06-19 18:06:38
● 2026-07-28 12:40:30
● 2026-08-05 18:13:44
○A145.223.124.112026-03-18 → 2026-03-18 · 4 obs
○ 2026-03-12 06:13:36
● 2026-03-18 05:06:14
○ 2026-03-20 05:37:14
○ 2026-08-05 18:13:44
○A145.223.124.1342026-03-11 → 2026-08-05 · 2 obs
○ 2026-03-11 17:10:54
○ 2026-08-05 18:13:44
○A145.223.124.1442026-03-11 → 2026-03-11 · 4 obs
○ 2016-09-26 11:23:24
● 2026-03-11 17:10:54
○ 2026-03-12 06:13:36
○ 2026-08-05 18:13:44
○A147.79.120.2482026-04-06 → 2026-04-06 · 4 obs
○ 2026-04-04 16:54:48
● 2026-04-06 06:42:12
○ 2026-04-19 21:43:58
○ 2026-08-05 18:13:44
○A147.79.72.1442026-03-12 → 2026-03-12 · 4 obs
○ 2026-03-11 17:10:54
● 2026-03-12 06:13:36
○ 2026-03-18 05:06:14
○ 2026-08-05 18:13:44
○A147.79.72.1772026-03-18 → 2026-03-18 · 4 obs
○ 2026-03-12 06:13:36
● 2026-03-18 05:06:14
○ 2026-03-20 05:37:14
○ 2026-08-05 18:13:44
○A147.79.72.2322026-03-20 → 2026-03-20 · 4 obs
○ 2026-03-18 05:06:14
● 2026-03-20 05:37:14
○ 2026-03-22 13:53:00
○ 2026-08-05 18:13:44
○A147.79.72.2542026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-22 13:53:00
● 2026-03-23 05:56:32
○ 2026-03-26 19:01:12
○ 2026-08-05 18:13:44
○A147.79.79.1142026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-20 05:37:14
● 2026-03-22 13:53:00
○ 2026-03-23 05:56:32
○ 2026-08-05 18:13:44
○A147.79.79.552026-03-20 → 2026-03-20 · 4 obs
○ 2026-03-18 05:06:14
● 2026-03-20 05:37:14
○ 2026-03-22 13:53:00
○ 2026-08-05 18:13:44
○A147.79.79.692026-03-11 → 2026-03-11 · 4 obs
○ 2016-09-26 11:23:24
● 2026-03-11 17:10:54
○ 2026-03-12 06:13:36
○ 2026-08-05 18:13:44
○A184.168.221.542015-05-14 → 2016-03-29 · 4 obs
● 2015-05-14 03:56:06
● 2016-03-29 17:32:30
○ 2016-09-26 11:23:24
○ 2026-08-05 18:13:44
○A191.101.104.1882026-03-26 → 2026-03-26 · 4 obs
○ 2026-03-23 05:56:32
● 2026-03-26 19:01:12
○ 2026-03-27 13:58:20
○ 2026-08-05 18:13:44
○A191.101.104.272026-03-28 → 2026-03-28 · 4 obs
○ 2026-03-27 13:58:20
● 2026-03-28 10:42:52
○ 2026-03-29 02:26:22
○ 2026-08-05 18:13:44
○A195.35.60.1012026-04-04 → 2026-04-04 · 4 obs
○ 2026-03-29 15:51:38
● 2026-04-04 16:54:48
○ 2026-04-06 06:42:12
○ 2026-08-05 18:13:44
○A195.35.60.1302026-03-27 → 2026-03-27 · 4 obs
○ 2026-03-26 19:01:12
● 2026-03-27 13:58:20
○ 2026-03-28 10:42:52
○ 2026-08-05 18:13:44
○A195.35.60.22026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-28 10:42:52
● 2026-03-29 02:26:22
○ 2026-03-29 15:51:38
○ 2026-08-05 18:13:44
○A195.35.60.332026-03-28 → 2026-03-28 · 4 obs
○ 2026-03-27 13:58:20
● 2026-03-28 10:42:52
○ 2026-03-29 02:26:22
○ 2026-08-05 18:13:44
○A195.35.60.412026-03-26 → 2026-03-26 · 4 obs
○ 2026-03-23 05:56:32
● 2026-03-26 19:01:12
○ 2026-03-27 13:58:20
○ 2026-08-05 18:13:44
○A2.57.91.912026-04-19 → 2026-05-16 · 5 obs
○ 2026-04-06 06:42:12
● 2026-04-19 21:43:58
● 2026-05-16 20:37:04
○ 2026-05-23 22:48:38
○ 2026-08-05 18:13:44
○A2.57.91.922026-05-23 → 2026-06-15 · 5 obs
○ 2026-05-16 20:37:04
● 2026-05-23 22:48:38
● 2026-06-15 20:03:18
○ 2026-06-19 18:06:38
○ 2026-08-05 18:13:44
○A212.1.212.1342026-03-27 → 2026-03-27 · 4 obs
○ 2026-03-26 19:01:12
● 2026-03-27 13:58:20
○ 2026-03-28 10:42:52
○ 2026-08-05 18:13:44
○A212.1.212.892026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-28 10:42:52
● 2026-03-29 02:26:22
○ 2026-03-29 15:51:38
○ 2026-08-05 18:13:44
○A212.1.212.972026-04-04 → 2026-04-04 · 4 obs
○ 2026-03-29 15:51:38
● 2026-04-04 16:54:48
○ 2026-04-06 06:42:12
○ 2026-08-05 18:13:44
○A2a02:4780:1d:4db0:80c:ba58:9ad7:cecc2026-04-04 → 2026-04-04 · 4 obs
○ 2026-03-29 15:51:38
● 2026-04-04 16:54:48
○ 2026-04-06 06:42:12
○ 2026-08-05 18:13:44
○A2a02:4780:1d:61a7:478e:e4e9:3338:63cd2026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-28 10:42:52
● 2026-03-29 02:26:22
○ 2026-03-29 15:51:38
○ 2026-08-05 18:13:44
○A2a02:4780:1d:6b03:629f:4546:db95:afb02026-03-26 → 2026-03-26 · 4 obs
○ 2026-03-23 05:56:32
● 2026-03-26 19:01:12
○ 2026-03-27 13:58:20
○ 2026-08-05 18:13:44
○A2a02:4780:1d:8ba6:ae13:565:5866:a8882026-03-27 → 2026-03-27 · 4 obs
○ 2026-03-26 19:01:12
● 2026-03-27 13:58:20
○ 2026-03-28 10:42:52
○ 2026-08-05 18:13:44
○A2a02:4780:1e:d7c4:449d:c5ef:df0b:7fcc2026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-28 10:42:52
● 2026-03-29 02:26:22
○ 2026-03-29 15:51:38
○ 2026-08-05 18:13:44
○A2a02:4780:21:b8b0:95d5:a599:cff2:26092026-03-28 → 2026-03-28 · 4 obs
○ 2026-03-27 13:58:20
● 2026-03-28 10:42:52
○ 2026-03-29 02:26:22
○ 2026-08-05 18:13:44
○A2a02:4780:21:fefe:25d8:3a01:c639:7a192026-03-26 → 2026-03-26 · 4 obs
○ 2026-03-23 05:56:32
● 2026-03-26 19:01:12
○ 2026-03-27 13:58:20
○ 2026-08-05 18:13:44
○A2a02:4780:22:2557:35f0:f175:2141:b9fb2026-03-27 → 2026-03-27 · 4 obs
○ 2026-03-26 19:01:12
● 2026-03-27 13:58:20
○ 2026-03-28 10:42:52
○ 2026-08-05 18:13:44
○A2a02:4780:22:68d4:7be2:71cb:dbed:7b7a2026-04-04 → 2026-04-04 · 4 obs
○ 2026-03-29 15:51:38
● 2026-04-04 16:54:48
○ 2026-04-06 06:42:12
○ 2026-08-05 18:13:44
○A2a02:4780:22:ada7:1a47:8209:880b:ef552026-03-28 → 2026-03-28 · 4 obs
○ 2026-03-27 13:58:20
● 2026-03-28 10:42:52
○ 2026-03-29 02:26:22
○ 2026-08-05 18:13:44
○A2a02:4780:4a:a73e:da86:c45e:78eb:26142026-03-11 → 2026-08-05 · 2 obs
○ 2026-03-11 17:10:54
○ 2026-08-05 18:13:44
○A2a02:4780:4a:a79c:bc90:784d:f0f8:f7cd2026-03-18 → 2026-03-18 · 4 obs
○ 2026-03-12 06:13:36
● 2026-03-18 05:06:14
○ 2026-03-20 05:37:14
○ 2026-08-05 18:13:44
○A2a02:4780:4b:1c34:d950:2d2b:1ea6:95672026-03-12 → 2026-03-12 · 4 obs
○ 2026-03-11 17:10:54
● 2026-03-12 06:13:36
○ 2026-03-18 05:06:14
○ 2026-08-05 18:13:44
○A2a02:4780:4b:d14c:ef3a:350b:15fd:d2442026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-20 05:37:14
● 2026-03-22 13:53:00
○ 2026-03-23 05:56:32
○ 2026-08-05 18:13:44
○A2a02:4780:4c:399b:9672:8107:56d0:31412026-03-11 → 2026-08-05 · 2 obs
○ 2026-03-11 17:10:54
○ 2026-08-05 18:13:44
○A2a02:4780:4c:8bfd:9a50:91d9:5b7a:10fe2026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-20 05:37:14
● 2026-03-22 13:53:00
○ 2026-03-23 05:56:32
○ 2026-08-05 18:13:44
○A2a02:4780:4c:b693:a0f2:69e7:75a5:7b4e2026-03-12 → 2026-03-12 · 4 obs
○ 2026-03-11 17:10:54
● 2026-03-12 06:13:36
○ 2026-03-18 05:06:14
○ 2026-08-05 18:13:44
○A2a02:4780:4c:beb9:4926:ca39:e29a:116f2026-03-20 → 2026-03-20 · 4 obs
○ 2026-03-18 05:06:14
● 2026-03-20 05:37:14
○ 2026-03-22 13:53:00
○ 2026-08-05 18:13:44
○A2a02:4780:4c:cf09:73af:e8bc:9d4e:e822026-03-11 → 2026-03-11 · 4 obs
○ 2016-09-26 11:23:24
● 2026-03-11 17:10:54
○ 2026-03-12 06:13:36
○ 2026-08-05 18:13:44
○A2a02:4780:4c:dc82:fd31:4eff:a4f3:f1ec2026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-22 13:53:00
● 2026-03-23 05:56:32
○ 2026-03-26 19:01:12
○ 2026-08-05 18:13:44
○A2a02:4780:4c:f5cc:29f7:7656:aa5f:73552026-03-18 → 2026-03-18 · 4 obs
○ 2026-03-12 06:13:36
● 2026-03-18 05:06:14
○ 2026-03-20 05:37:14
○ 2026-08-05 18:13:44
○A2a02:4780:4d:540f:5f4:db83:4ef6:2bb62026-03-11 → 2026-03-11 · 4 obs
○ 2016-09-26 11:23:24
● 2026-03-11 17:10:54
○ 2026-03-12 06:13:36
○ 2026-08-05 18:13:44
○A2a02:4780:4d:c3a4:a2bc:1453:9151:82b22026-03-20 → 2026-03-20 · 4 obs
○ 2026-03-18 05:06:14
● 2026-03-20 05:37:14
○ 2026-03-22 13:53:00
○ 2026-08-05 18:13:44
○A2a02:4780:4d:ccb6:c99:3abc:7068:24ae2026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-22 13:53:00
● 2026-03-23 05:56:32
○ 2026-03-26 19:01:12
○ 2026-08-05 18:13:44
○A2a02:4780:4f:967c:3497:1429:3afa:2bbd2026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-29 02:26:22
● 2026-03-29 15:51:38
○ 2026-04-04 16:54:48
○ 2026-08-05 18:13:44
○A2a02:4780:4f:b6da:2846:dae0:3b00:f4582026-04-06 → 2026-04-06 · 4 obs
○ 2026-04-04 16:54:48
● 2026-04-06 06:42:12
○ 2026-04-19 21:43:58
○ 2026-08-05 18:13:44
○A2a02:4780:51:a2f3:817e:bbfe:77f2:90532026-04-06 → 2026-04-06 · 4 obs
○ 2026-04-04 16:54:48
● 2026-04-06 06:42:12
○ 2026-04-19 21:43:58
○ 2026-08-05 18:13:44
○A2a02:4780:51:bcb3:353d:2ea7:ef4b:15742026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-29 02:26:22
● 2026-03-29 15:51:38
○ 2026-04-04 16:54:48
○ 2026-08-05 18:13:44
●A76.223.105.2302026-07-28 → 2026-08-05 · 3 obs
○ 2026-06-19 18:06:38
● 2026-07-28 12:40:30
● 2026-08-05 18:13:44
○A77.37.76.212026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-29 02:26:22
● 2026-03-29 15:51:38
○ 2026-04-04 16:54:48
○ 2026-08-05 18:13:44
○A88.223.87.1762026-03-11 → 2026-08-05 · 2 obs
○ 2026-03-11 17:10:54
○ 2026-08-05 18:13:44
○A88.223.87.1992026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-22 13:53:00
● 2026-03-23 05:56:32
○ 2026-03-26 19:01:12
○ 2026-08-05 18:13:44
○A88.223.87.2502026-03-12 → 2026-03-12 · 4 obs
○ 2026-03-11 17:10:54
● 2026-03-12 06:13:36
○ 2026-03-18 05:06:14
○ 2026-08-05 18:13:44
○A88.223.87.392026-03-22 → 2026-03-22 · 4 obs
○ 2026-03-20 05:37:14
● 2026-03-22 13:53:00
○ 2026-03-23 05:56:32
○ 2026-08-05 18:13:44
○A92.112.198.1322026-03-29 → 2026-03-29 · 4 obs
○ 2026-03-29 02:26:22
● 2026-03-29 15:51:38
○ 2026-04-04 16:54:48
○ 2026-08-05 18:13:44
○A92.112.198.2012026-04-06 → 2026-04-06 · 4 obs
○ 2026-04-04 16:54:48
● 2026-04-06 06:42:12
○ 2026-04-19 21:43:58
○ 2026-08-05 18:13:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
inns2.registry.in, ns3.registry.in, ns4.registry.in, ns1.registry.in-
classmaster.inns22.domaincontrol.com, ns21.domaincontrol.com-

✅ Authoritative Response

Server:97.74.100.11

NS records: ns22.domaincontrol.com, ns21.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classmaster.in (unsigned zone)

⏱️ Timing

Total: 292ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.105.230, 13.248.243.5
NS2ns22.domaincontrol.com, ns21.domaincontrol.com
SOA1ns21.domaincontrol.com dns.jomax.net

Analysis

IP Addresses

classmaster.in points to the IP addresses 13.248.243.5 and 76.223.105.230

Among the host names that share IP numbers with classmaster.in are lucidspec.com, centrobio.com.br, forevercareservices.com and two others.

Name Servers

classmaster.in has two authoritative name servers — ns21.domaincontrol.com and ns22.domaincontrol.com.

classmaster.in has the same name server delegation as a number of other domains, such as hd183.com, woodcraftplayset.com, kutoaproject.com and two more.

The name servers for classmaster.in overlap at least partially with those of other domains — for example snornomor.com.

Both ns21.domaincontrol.com and ns22.domaincontrol.com have two IP addresses each. ns21.domaincontrol.com resolves to 97.74.100.11 and 2603:5:2141::b; ns22.domaincontrol.com resolves to 173.201.68.11 and 2603:5:2241::b.