classmatrix.org - dns.ninja

`classmatrix.org`

DNSSEC	⚠️ Not signed
A	3.166.192.50^{🇺🇸 Amazon3.166.192.0/21}
		PTR	`server-3-166-192-50.phl51.r.cloudfront.net`
A	3.166.192.106^{🇺🇸 Amazon3.166.192.0/21}
A	3.166.192.110^{🇺🇸 Amazon3.166.192.0/21}
A	3.166.192.116^{🇺🇸 Amazon3.166.192.0/21}
NS	`ns-1774.awsdns-29.co.uk` ⭐
		A	2600:9000:5306:ee00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1774.awsdns-29.co.uk`
		A	205.251.198.238^{🇺🇸 Amazon205.251.198.0/24 prefix}
NS	`ns-1206.awsdns-22.org`
		A	2600:9000:5304:b600::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1206.awsdns-22.org`
		A	205.251.196.182^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1206.awsdns-22.org`
NS	`ns-331.awsdns-41.com`
		A	2600:9000:5301:4b00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-331.awsdns-41.com`
		A	205.251.193.75^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-331.awsdns-41.com`
NS	`ns-792.awsdns-35.net`
		A	2600:9000:5303:1800::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-792.awsdns-35.net`
		A	205.251.195.24^{🇺🇸 Amazon205.251.195.0/24 prefix}
TXT	`google-site-verification=fGozvmRs-fHpV1yUnRbS2aciVQbOfj4fmPIPEWGH54w`
SOA	`ns-1774.awsdns-29.co.uk`awsdns-hostmaster@amazon.com serial=1

`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=1784919396

📈 Tranco rank: #766,812

Subdomains

arihant.classmatrix.org

www.classmatrix.org

Same first word

classmatrix.life

classmatrix.org

DNS History

96 records (8 active, 88 former)

●NSns-1206.awsdns-22.org2026-02-15 → 2026-07-24 · 3 obs

○ 2018-06-21 09:19:16
● 2026-02-15 23:26:22
● 2026-07-24 19:06:50

●NSns-1774.awsdns-29.co.uk2026-02-15 → 2026-07-24 · 3 obs

○ 2018-06-21 09:19:16
● 2026-02-15 23:26:22
● 2026-07-24 19:06:50

●NSns-331.awsdns-41.com2026-02-15 → 2026-07-24 · 3 obs

○ 2018-06-21 09:19:16
● 2026-02-15 23:26:22
● 2026-07-24 19:06:50

●NSns-792.awsdns-35.net2026-02-15 → 2026-07-24 · 3 obs

○ 2018-06-21 09:19:16
● 2026-02-15 23:26:22
● 2026-07-24 19:06:50

○NSns71.domaincontrol.com2015-06-24 → 2016-12-05 · 4 obs

● 2015-06-24 05:42:46
● 2016-12-05 22:31:50
○ 2018-06-21 09:19:16
○ 2026-07-24 19:06:50

○NSns72.domaincontrol.com2015-06-24 → 2016-12-05 · 4 obs

● 2015-06-24 05:42:46
● 2016-12-05 22:31:50
○ 2018-06-21 09:19:16
○ 2026-07-24 19:06:50

○MXd15097b4b8c7ee459ede83ee8ef00b.pamx1.hotmail.com2015-06-24 → 2016-12-05 · 4 obs

● 2015-06-24 05:42:46
● 2016-12-05 22:31:50
○ 2018-06-21 09:19:16
○ 2026-07-24 19:06:50

○A108.139.113.102026-04-08 → 2026-06-06 · 19 obs

○ 2026-04-06 16:20:26
● 2026-04-08 04:13:10
● 2026-04-08 11:49:20
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● 2026-04-20 02:14:20
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● 2026-06-06 18:12:38
● 2026-06-06 23:26:36
○ 2026-06-07 07:00:26
○ 2026-07-24 19:06:50

○A108.139.113.162026-04-08 → 2026-06-06 · 19 obs

○A108.139.113.692026-04-08 → 2026-06-06 · 19 obs

○A108.139.113.92026-04-08 → 2026-06-06 · 19 obs

○A13.249.141.1082026-05-19 → 2026-07-02 · 35 obs

○ 2026-05-16 23:25:26
● 2026-05-19 19:13:24
● 2026-05-19 21:48:08
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○ 2026-07-24 19:06:50

○A13.249.141.372026-05-19 → 2026-07-02 · 35 obs

○A13.249.141.382026-05-19 → 2026-07-02 · 35 obs

○A13.249.141.522026-05-19 → 2026-07-02 · 35 obs

○A13.32.16.1042026-06-11 → 2026-07-20 · 84 obs

○ 2026-06-08 21:38:46
● 2026-06-11 20:55:22
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● 2026-06-30 23:07:16
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● 2026-07-01 11:05:04
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● 2026-07-01 13:30:54
○ 2026-07-01 16:37:56
● 2026-07-01 17:46:44
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● 2026-07-02 04:39:56
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● 2026-07-10 00:56:14
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● 2026-07-10 12:31:38
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○ 2026-07-11 09:31:02
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● 2026-07-14 18:02:22
○ 2026-07-16 14:53:26
● 2026-07-16 19:07:28
○ 2026-07-17 11:23:22
● 2026-07-17 15:21:40
○ 2026-07-18 21:21:44
● 2026-07-19 00:47:26
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● 2026-07-19 21:31:06
○ 2026-07-20 15:01:24
● 2026-07-20 15:34:40
○ 2026-07-23 11:24:58
○ 2026-07-24 19:06:50

○A13.32.16.1082026-06-11 → 2026-07-20 · 84 obs

○A13.32.16.72026-06-11 → 2026-07-20 · 84 obs

○A13.32.16.792026-06-11 → 2026-07-20 · 84 obs

○A13.32.230.1052026-02-15 → 2026-07-23 · 57 obs

○ 2018-06-21 09:19:16
● 2026-02-15 23:26:22
○ 2026-02-16 09:00:16
○ 2026-02-17 00:21:10
● 2026-02-17 09:48:12
● 2026-02-20 15:02:30
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○ 2026-02-22 22:30:14
● 2026-02-24 03:52:34
● 2026-02-26 21:17:00
○ 2026-02-27 22:39:46
○ 2026-03-01 07:20:18
● 2026-03-02 05:51:24
● 2026-03-03 10:32:18
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○ 2026-03-22 01:03:20
● 2026-03-22 04:50:56
○ 2026-03-22 05:34:40
● 2026-07-03 00:07:08
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● 2026-07-05 02:47:42
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● 2026-07-12 04:09:08
○ 2026-07-12 06:29:06
● 2026-07-23 11:24:58
○ 2026-07-23 18:16:10
○ 2026-07-24 19:06:50

○A13.32.230.1252026-02-15 → 2026-07-23 · 57 obs

○A13.32.230.1262026-02-15 → 2026-07-23 · 57 obs

○A13.32.230.892026-02-15 → 2026-07-23 · 57 obs

○A13.33.109.42026-05-10 → 2026-05-20 · 18 obs

○ 2026-05-10 08:18:42
● 2026-05-10 15:56:46
○ 2026-05-10 20:36:06
○ 2026-05-11 11:41:42
● 2026-05-11 12:46:28
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○ 2026-07-24 19:06:50

○A13.33.109.512026-05-10 → 2026-05-20 · 18 obs

○A13.33.109.932026-05-10 → 2026-05-20 · 18 obs

○A13.33.109.982026-05-10 → 2026-05-20 · 18 obs

○A13.33.82.152026-04-24 → 2026-05-09 · 19 obs

○ 2026-04-20 22:05:14
● 2026-04-24 03:01:30
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● 2026-04-26 16:00:54
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○ 2026-07-24 19:06:50

○A13.33.82.652026-04-24 → 2026-05-09 · 19 obs

○A13.33.82.852026-04-24 → 2026-05-09 · 19 obs

○A13.33.82.892026-04-24 → 2026-05-09 · 19 obs

○A13.35.20.1072026-06-01 → 2026-06-04 · 11 obs

○ 2026-06-01 21:04:42
● 2026-06-01 22:49:04
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○A13.35.20.222026-06-01 → 2026-06-04 · 11 obs

○A13.35.20.632026-06-01 → 2026-06-04 · 11 obs

○A13.35.20.782026-06-01 → 2026-06-04 · 11 obs

○A18.155.21.1112026-03-28 → 2026-06-08 · 17 obs

○ 2026-03-27 17:56:32
● 2026-03-28 10:44:12
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○A18.155.21.1232026-03-28 → 2026-06-08 · 17 obs

○A18.155.21.202026-03-28 → 2026-06-08 · 17 obs

○A18.155.21.762026-03-28 → 2026-06-08 · 17 obs

○A18.161.205.1002026-04-11 → 2026-07-24 · 29 obs

○ 2026-04-11 01:44:02
● 2026-04-11 19:38:14
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○A18.161.205.422026-04-11 → 2026-07-24 · 29 obs

○A18.161.205.562026-04-11 → 2026-07-24 · 29 obs

○A18.161.205.662026-04-11 → 2026-07-24 · 29 obs

○A18.165.122.1262026-03-25 → 2026-07-18 · 16 obs

○ 2026-03-25 01:03:26
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○A18.165.122.352026-03-25 → 2026-07-18 · 16 obs

○A18.165.122.502026-03-25 → 2026-07-18 · 16 obs

○A18.165.122.962026-03-25 → 2026-07-18 · 16 obs

○A18.239.69.1212026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 10:21:04
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○A18.239.69.1262026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 10:21:04
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○A18.239.69.602026-04-05 → 2026-04-05 · 4 obs

○ 2026-04-05 10:21:04
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○A18.239.69.952026-04-05 → 2026-04-05 · 4 obs

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○A18.245.162.1122026-02-16 → 2026-06-30 · 61 obs

○ 2026-02-15 23:26:22
● 2026-02-16 09:00:16
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○A18.245.162.22026-02-16 → 2026-06-30 · 61 obs

○A18.245.162.512026-02-16 → 2026-06-30 · 61 obs

○A18.245.162.812026-02-16 → 2026-06-30 · 61 obs

○A18.67.65.1082026-03-27 → 2026-03-31 · 8 obs

○ 2026-03-25 23:52:56
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○ 2026-07-24 19:06:50

○A18.67.65.112026-03-27 → 2026-03-31 · 8 obs

○ 2026-03-25 23:52:56
● 2026-03-27 07:53:48
● 2026-03-27 09:27:34
○ 2026-03-27 17:56:32
○ 2026-03-31 07:50:14
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○ 2026-07-24 19:06:50

○A18.67.65.612026-03-27 → 2026-03-31 · 8 obs

○ 2026-03-25 23:52:56
● 2026-03-27 07:53:48
● 2026-03-27 09:27:34
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○A18.67.65.762026-03-27 → 2026-03-31 · 8 obs

○ 2026-03-25 23:52:56
● 2026-03-27 07:53:48
● 2026-03-27 09:27:34
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○ 2026-07-24 19:06:50

○A216.137.44.122026-04-03 → 2026-04-03 · 4 obs

○ 2026-03-31 08:54:42
● 2026-04-03 04:15:22
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○A216.137.44.152026-04-03 → 2026-04-03 · 4 obs

○ 2026-03-31 08:54:42
● 2026-04-03 04:15:22
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○A216.137.44.482026-04-03 → 2026-04-03 · 4 obs

○ 2026-03-31 08:54:42
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○A216.137.44.532026-04-03 → 2026-04-03 · 4 obs

○ 2026-03-31 08:54:42
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○A216.137.53.262026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-22 05:34:40
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○A216.137.53.332026-03-25 → 2026-03-25 · 4 obs

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○A216.137.53.382026-03-25 → 2026-03-25 · 4 obs

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○A216.137.53.962026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-22 05:34:40
● 2026-03-25 01:03:26
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○A3.166.181.142026-06-17 → 2026-06-21 · 10 obs

○ 2026-06-16 22:29:10
● 2026-06-17 00:30:38
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● 2026-06-17 07:12:54
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○A3.166.181.182026-06-17 → 2026-06-21 · 10 obs

○A3.166.181.282026-06-17 → 2026-06-21 · 10 obs

○A3.166.181.942026-06-17 → 2026-06-21 · 10 obs

●A3.166.192.1062026-03-09 → 2026-07-24 · 19 obs

○ 2026-03-07 21:24:08
● 2026-03-09 01:48:28
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● 2026-07-14 00:04:22
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●A3.166.192.1102026-03-09 → 2026-07-24 · 19 obs

●A3.166.192.1162026-03-09 → 2026-07-24 · 19 obs

●A3.166.192.502026-03-09 → 2026-07-24 · 19 obs

○A3.168.73.1082026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-06 03:45:40
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○A3.168.73.152026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-06 03:45:40
● 2026-03-07 21:24:08
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○ 2026-07-24 19:06:50

○A3.168.73.682026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-06 03:45:40
● 2026-03-07 21:24:08
○ 2026-03-09 01:48:28
○ 2026-07-24 19:06:50

○A3.168.73.882026-03-07 → 2026-03-07 · 4 obs

○ 2026-03-06 03:45:40
● 2026-03-07 21:24:08
○ 2026-03-09 01:48:28
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○A3.170.19.502026-02-16 → 2026-07-11 · 50 obs

○ 2026-02-15 23:26:22
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○A3.170.19.62026-02-16 → 2026-07-11 · 50 obs

○A3.170.19.852026-02-16 → 2026-07-11 · 50 obs

○A3.170.19.902026-02-16 → 2026-07-11 · 50 obs

○A3.170.42.1182026-03-14 → 2026-07-01 · 21 obs

○ 2026-03-09 02:55:24
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● 2026-03-19 00:13:56
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○A3.170.42.42026-03-14 → 2026-07-01 · 21 obs

○A3.170.42.62026-03-14 → 2026-07-01 · 21 obs

○A3.170.42.812026-03-14 → 2026-07-01 · 21 obs

○A50.63.202.462015-06-24 → 2016-12-05 · 4 obs

● 2015-06-24 05:42:46
● 2016-12-05 22:31:50
○ 2018-06-21 09:19:16
○ 2026-07-24 19:06:50

○A54.230.253.1272026-03-30 → 2026-06-29 · 46 obs

○ 2026-03-28 20:21:10
● 2026-03-30 06:54:16
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● 2026-03-30 09:10:18
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○A54.230.253.672026-03-30 → 2026-06-29 · 46 obs

○A54.230.253.782026-03-30 → 2026-06-29 · 46 obs

○A54.230.253.932026-03-30 → 2026-06-29 · 46 obs

○A99.86.20.272026-05-27 → 2026-06-01 · 13 obs

○ 2026-05-27 11:09:08
● 2026-05-27 15:14:52
○ 2026-05-27 17:23:54
○ 2026-05-28 16:58:02
● 2026-05-28 22:22:42
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● 2026-05-30 03:58:54
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● 2026-06-01 23:30:42
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○A99.86.20.602026-05-27 → 2026-06-01 · 13 obs

○A99.86.20.672026-05-27 → 2026-06-01 · 13 obs

○A99.86.20.682026-05-27 → 2026-06-01 · 13 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
classmatrix.org	ns-1774.awsdns-29.co.uk, ns-331.awsdns-41.com, ns-792.awsdns-35.net, ns-1206.awsdns-22.org	2 records

✅ Authoritative Response

Server:205.251.196.182

NS records: ns-1774.awsdns-29.co.uk, ns-331.awsdns-41.com, ns-792.awsdns-35.net, ns-1206.awsdns-22.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classmatrix.org (unsigned zone)

⏱️ Timing

Total: 2078ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.166.192.50, 3.166.192.110...`
NS	4	`ns-1206.awsdns-22.org, ns-1774.awsdns-29.co.uk...`
TXT	1	`google-site-verification=fGozvmRs-fHpV1y`
SOA	1	`ns-1774.awsdns-29.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1206.awsdns-22.org, ns-1206.awsdns-22.org)

Analysis

Hierarchy

classmatrix.org serves as the parent of arihant.classmatrix.org and www.classmatrix.org.

IP Addresses

classmatrix.org has four IP addresses: 3.166.192.50, 3.166.192.106, 3.166.192.110 and 3.166.192.116.

Name Servers

Four name servers handle the delegation for classmatrix.org: ns-331.awsdns-41.com, ns-792.awsdns-35.net, ns-1206.awsdns-22.org and ns-1774.awsdns-29.co.uk.

classmatrix.org partially shares its NS delegation with several other domains, including rendimento777.com, santosh.awsapps.com, designschedule.com and two others.

ns-331.awsdns-41.com, ns-792.awsdns-35.net, ns-1206.awsdns-22.org and ns-1774.awsdns-29.co.uk each carry two IP addresses. ns-331.awsdns-41.com has 205.251.193.75 and 2600:9000:5301:4b00::1; ns-792.awsdns-35.net has 205.251.195.24 and 2600:9000:5303:1800::1; ns-1206.awsdns-22.org has 205.251.196.182 and 2600:9000:5304:b600::1; ns-1774.awsdns-29.co.uk has 205.251.198.238 and 2600:9000:5306:ee00::1.