work-school.com - dns.ninja

`work-school.com`

DNSSEC	⚠️ Not signed
A	13.35.107.29^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
A	13.35.107.71^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
A	13.35.107.103^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
A	13.35.107.127^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
NS	`ns-301.awsdns-37.com` ⭐
		A	2600:9000:5301:2d00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-301.awsdns-37.com`
		A	205.251.193.45^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-301.awsdns-37.com`
NS	`ns-1352.awsdns-41.org`
		A	2600:9000:5305:4800::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1352.awsdns-41.org`
		A	205.251.197.72^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1352.awsdns-41.org`
NS	`ns-1569.awsdns-04.co.uk`
		A	2600:9000:5306:2100::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1569.awsdns-04.co.uk`
		A	205.251.198.33^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1569.awsdns-04.co.uk`
NS	`ns-979.awsdns-58.net`
		A	2600:9000:5303:d300::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-979.awsdns-58.net`
		A	205.251.195.211^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-979.awsdns-58.net`
TXT	`google-site-verification=gsfq6Le4ELrtIR9COsBeVMPaCM8VhMomk42KDo7w-fw`
TXT	`google-site-verification=xE1wMNu0jTVqJBqsDMUdGrg7rmpwoeN4Rb_BSpD6B8U`
SOA	`ns-301.awsdns-37.com`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784516372

Subdomains

www.work-school.com

client.work-school.com

Same first word

work-school.com

DNS History

96 records (8 active, 88 former)

●NSns-1352.awsdns-41.org2019-03-25 → 2026-07-20 · 2 obs

● 2019-03-25 12:38:12
● 2026-07-20 03:23:20

●NSns-1569.awsdns-04.co.uk2019-03-25 → 2026-07-20 · 2 obs

● 2019-03-25 12:38:12
● 2026-07-20 03:23:20

●NSns-301.awsdns-37.com2019-03-25 → 2026-07-20 · 2 obs

● 2019-03-25 12:38:12
● 2026-07-20 03:23:20

●NSns-979.awsdns-58.net2019-03-25 → 2026-07-20 · 2 obs

● 2019-03-25 12:38:12
● 2026-07-20 03:23:20

○A108.139.113.1202026-04-11 → 2026-04-17 · 17 obs

○ 2026-04-08 01:11:06
● 2026-04-11 00:44:10
○ 2026-04-11 01:47:28
○ 2026-04-12 14:02:46
● 2026-04-12 14:54:22
○ 2026-04-12 17:23:46
○ 2026-04-14 01:02:52
● 2026-04-14 06:18:48
○ 2026-04-14 12:53:42
○ 2026-04-14 22:07:02
● 2026-04-15 04:37:10
● 2026-04-15 05:07:22
○ 2026-04-15 05:49:30
○ 2026-04-16 13:20:36
● 2026-04-17 03:32:48
○ 2026-04-17 06:45:58
○ 2026-07-20 03:23:20

○A108.139.113.1232026-04-11 → 2026-04-17 · 17 obs

○A108.139.113.552026-04-11 → 2026-04-17 · 17 obs

○A108.139.113.642026-04-11 → 2026-04-17 · 17 obs

○A108.156.144.122026-05-28 → 2026-06-06 · 7 obs

○ 2026-05-27 03:37:28
● 2026-05-28 19:23:32
○ 2026-05-28 21:28:02
○ 2026-06-06 10:36:26
● 2026-06-06 15:46:22
○ 2026-06-06 22:01:22
○ 2026-07-20 03:23:20

○A108.156.144.1222026-05-28 → 2026-06-06 · 7 obs

○ 2026-05-27 03:37:28
● 2026-05-28 19:23:32
○ 2026-05-28 21:28:02
○ 2026-06-06 10:36:26
● 2026-06-06 15:46:22
○ 2026-06-06 22:01:22
○ 2026-07-20 03:23:20

○A108.156.144.142026-05-28 → 2026-06-06 · 7 obs

○ 2026-05-27 03:37:28
● 2026-05-28 19:23:32
○ 2026-05-28 21:28:02
○ 2026-06-06 10:36:26
● 2026-06-06 15:46:22
○ 2026-06-06 22:01:22
○ 2026-07-20 03:23:20

○A108.156.144.82026-05-28 → 2026-06-06 · 7 obs

○ 2026-05-27 03:37:28
● 2026-05-28 19:23:32
○ 2026-05-28 21:28:02
○ 2026-06-06 10:36:26
● 2026-06-06 15:46:22
○ 2026-06-06 22:01:22
○ 2026-07-20 03:23:20

○A108.156.46.1232026-02-17 → 2026-07-10 · 46 obs

○ 2026-02-16 16:25:50
● 2026-02-17 07:57:28
○ 2026-02-18 10:22:02
● 2026-02-18 23:39:54
● 2026-03-20 03:04:10
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● 2026-03-25 15:12:46
● 2026-05-06 00:23:50
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○ 2026-05-11 14:34:40
● 2026-05-11 22:33:54
● 2026-05-18 00:20:50
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○ 2026-06-08 09:49:00
● 2026-06-08 11:44:18
● 2026-06-19 01:46:54
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● 2026-06-19 22:19:30
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● 2026-06-21 02:32:00
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● 2026-06-28 10:00:52
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● 2026-06-28 18:53:26
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● 2026-06-28 23:39:30
○ 2026-06-29 13:25:38
● 2026-06-29 17:33:06
○ 2026-06-30 10:02:48
● 2026-07-10 17:41:40
○ 2026-07-11 00:28:26
○ 2026-07-20 03:23:20

○A108.156.46.232026-02-17 → 2026-07-10 · 46 obs

○A108.156.46.402026-02-17 → 2026-07-10 · 46 obs

○A108.156.46.482026-02-17 → 2026-07-10 · 46 obs

○A108.156.85.1012026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:58:00
● 2026-06-17 04:19:16
○ 2026-06-17 15:23:54
○ 2026-07-20 03:23:20

○A108.156.85.152026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:58:00
● 2026-06-17 04:19:16
○ 2026-06-17 15:23:54
○ 2026-07-20 03:23:20

○A108.156.85.372026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:58:00
● 2026-06-17 04:19:16
○ 2026-06-17 15:23:54
○ 2026-07-20 03:23:20

○A108.156.85.492026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-15 18:58:00
● 2026-06-17 04:19:16
○ 2026-06-17 15:23:54
○ 2026-07-20 03:23:20

○A108.158.186.112026-04-03 → 2026-07-14 · 27 obs

○ 2026-04-02 07:38:14
● 2026-04-03 23:18:54
○ 2026-04-04 00:12:38
○ 2026-04-16 10:51:00
● 2026-04-16 12:22:32
● 2026-04-16 13:20:36
○ 2026-04-17 03:32:48
○ 2026-05-02 20:48:32
● 2026-05-03 05:37:24
○ 2026-05-03 12:51:16
○ 2026-05-06 00:23:50
● 2026-05-06 01:12:24
● 2026-05-07 03:37:14
○ 2026-05-07 05:24:50
○ 2026-05-16 07:13:16
● 2026-05-16 16:52:24
○ 2026-05-16 19:37:16
○ 2026-06-01 22:47:08
● 2026-06-01 23:18:54
○ 2026-06-02 00:16:08
● 2026-07-03 00:33:06
○ 2026-07-03 04:43:40
● 2026-07-03 09:42:42
○ 2026-07-03 13:21:42
● 2026-07-14 11:50:02
○ 2026-07-14 12:48:36
○ 2026-07-20 03:23:20

○A108.158.186.1202026-04-03 → 2026-07-14 · 27 obs

○A108.158.186.52026-04-03 → 2026-07-14 · 27 obs

○A108.158.186.902026-04-03 → 2026-07-14 · 27 obs

○A13.227.107.1152026-03-30 → 2026-04-29 · 21 obs

○ 2026-03-30 07:55:24
● 2026-03-30 08:47:12
○ 2026-03-30 18:23:46
○ 2026-03-31 09:43:38
● 2026-03-31 10:44:10
○ 2026-04-01 01:02:24
○ 2026-04-13 00:49:20
● 2026-04-13 10:56:46
○ 2026-04-13 23:03:42
○ 2026-04-15 20:16:36
● 2026-04-16 00:21:26
○ 2026-04-16 09:34:32
○ 2026-04-26 00:20:56
● 2026-04-26 11:22:02
● 2026-04-27 03:27:56
○ 2026-04-27 04:47:54
○ 2026-04-29 08:34:08
● 2026-04-29 09:36:02
● 2026-04-29 10:39:46
○ 2026-04-29 15:12:10
○ 2026-07-20 03:23:20

○A13.227.107.282026-03-30 → 2026-04-29 · 21 obs

○A13.227.107.332026-03-30 → 2026-04-29 · 21 obs

○A13.227.107.762026-03-30 → 2026-04-29 · 21 obs

○A13.227.110.1182026-05-03 → 2026-07-19 · 69 obs

○ 2026-05-03 05:37:24
● 2026-05-03 12:51:16
○ 2026-05-03 15:46:32
○ 2026-05-07 23:34:04
● 2026-05-08 06:16:38
● 2026-05-09 08:17:58
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○ 2026-05-19 05:50:52
● 2026-05-19 12:09:58
○ 2026-05-20 10:25:18
○ 2026-05-26 15:48:20
● 2026-05-27 03:37:28
● 2026-06-05 15:52:56
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● 2026-06-07 09:50:48
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○ 2026-06-15 08:48:56
● 2026-06-15 17:53:20
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● 2026-06-30 22:15:40
○ 2026-07-01 15:56:36
● 2026-07-02 11:59:30
○ 2026-07-02 18:02:34
● 2026-07-03 13:21:42
○ 2026-07-05 04:51:28
● 2026-07-05 08:55:12
○ 2026-07-07 11:11:46
● 2026-07-08 14:24:14
○ 2026-07-10 06:50:52
● 2026-07-10 11:43:56
○ 2026-07-10 12:42:26
● 2026-07-11 00:28:26
○ 2026-07-11 11:02:48
● 2026-07-11 13:21:54
○ 2026-07-11 23:18:44
● 2026-07-12 03:58:24
○ 2026-07-13 08:01:44
● 2026-07-13 08:44:22
○ 2026-07-13 20:25:08
● 2026-07-14 04:40:52
○ 2026-07-14 09:31:20
● 2026-07-14 12:48:36
○ 2026-07-14 16:05:44
● 2026-07-14 22:01:06
○ 2026-07-14 22:41:04
● 2026-07-15 03:18:16
○ 2026-07-15 05:13:36
● 2026-07-15 07:31:16
○ 2026-07-15 11:53:32
● 2026-07-15 16:16:44
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● 2026-07-15 19:16:20
○ 2026-07-15 21:48:12
● 2026-07-16 00:11:06
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● 2026-07-16 12:30:46
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● 2026-07-16 19:01:10
○ 2026-07-16 20:15:24
● 2026-07-17 04:13:40
○ 2026-07-17 11:10:18
● 2026-07-17 12:18:22
○ 2026-07-18 08:37:34
● 2026-07-18 09:56:54
○ 2026-07-19 08:36:36
● 2026-07-19 17:26:50
○ 2026-07-20 03:23:18
○ 2026-07-20 03:23:20

○A13.227.110.452026-05-03 → 2026-07-19 · 69 obs

○A13.227.110.862026-05-03 → 2026-07-19 · 69 obs

○A13.227.110.982026-05-03 → 2026-07-19 · 69 obs

○A13.32.179.122026-03-30 → 2026-06-28 · 28 obs

○ 2026-03-25 15:12:46
● 2026-03-30 07:55:24
○ 2026-03-30 08:47:12
● 2026-03-30 18:23:46
● 2026-03-31 03:06:02
○ 2026-03-31 03:44:58
○ 2026-04-01 01:02:24
● 2026-04-01 05:52:20
○ 2026-04-01 15:40:28
○ 2026-04-02 03:10:38
● 2026-04-02 05:24:46
○ 2026-04-02 07:38:14
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● 2026-04-05 02:17:22
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● 2026-04-05 12:51:40
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● 2026-06-22 22:24:28
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● 2026-06-25 01:42:54
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● 2026-06-26 04:01:14
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● 2026-06-27 10:34:40
○ 2026-06-27 11:33:26
● 2026-06-28 19:39:02
○ 2026-06-28 23:39:30
○ 2026-07-20 03:23:20

○A13.32.179.262026-03-30 → 2026-06-28 · 28 obs

○A13.32.179.462026-03-30 → 2026-06-28 · 28 obs

○A13.32.179.72026-03-30 → 2026-06-28 · 28 obs

●A13.35.107.1032026-07-13 → 2026-07-20 · 23 obs

○ 2026-07-12 03:58:24
● 2026-07-13 08:01:44
○ 2026-07-13 08:44:22
● 2026-07-13 20:56:50
○ 2026-07-14 02:03:44
● 2026-07-14 03:58:14
○ 2026-07-14 04:40:52
● 2026-07-14 11:05:12
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● 2026-07-15 21:48:12
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● 2026-07-16 17:08:34
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● 2026-07-17 11:10:18
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● 2026-07-18 08:37:34
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● 2026-07-19 08:36:36
○ 2026-07-19 13:40:58
● 2026-07-20 03:23:18
● 2026-07-20 03:23:20

●A13.35.107.1272026-07-13 → 2026-07-20 · 23 obs

●A13.35.107.292026-07-13 → 2026-07-20 · 23 obs

●A13.35.107.712026-07-13 → 2026-07-20 · 23 obs

○A18.161.97.1102026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-27 17:18:08
● 2026-06-27 20:02:12
○ 2026-06-28 01:01:00
○ 2026-07-20 03:23:20

○A18.161.97.842026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-27 17:18:08
● 2026-06-27 20:02:12
○ 2026-06-28 01:01:00
○ 2026-07-20 03:23:20

○A18.161.97.872026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-27 17:18:08
● 2026-06-27 20:02:12
○ 2026-06-28 01:01:00
○ 2026-07-20 03:23:20

○A18.161.97.902026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-27 17:18:08
● 2026-06-27 20:02:12
○ 2026-06-28 01:01:00
○ 2026-07-20 03:23:20

○A18.165.122.1122026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 15:21:56
● 2026-03-22 20:51:38
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● 2026-03-24 07:40:00
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○A18.165.122.1212026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 15:21:56
● 2026-03-22 20:51:38
○ 2026-03-23 20:49:52
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● 2026-03-24 07:40:00
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○A18.165.122.522026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 15:21:56
● 2026-03-22 20:51:38
○ 2026-03-23 20:49:52
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● 2026-03-24 07:40:00
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○ 2026-07-20 03:23:20

○A18.165.122.562026-03-22 → 2026-03-24 · 7 obs

○ 2026-03-22 15:21:56
● 2026-03-22 20:51:38
○ 2026-03-23 20:49:52
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● 2026-03-24 07:40:00
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○A18.165.227.1172026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-15 12:36:02
● 2026-03-18 06:44:50
○ 2026-03-20 03:04:10
○ 2026-07-20 03:23:20

○A18.165.227.162026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-15 12:36:02
● 2026-03-18 06:44:50
○ 2026-03-20 03:04:10
○ 2026-07-20 03:23:20

○A18.165.227.262026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-15 12:36:02
● 2026-03-18 06:44:50
○ 2026-03-20 03:04:10
○ 2026-07-20 03:23:20

○A18.165.227.82026-03-18 → 2026-03-18 · 4 obs

○ 2026-03-15 12:36:02
● 2026-03-18 06:44:50
○ 2026-03-20 03:04:10
○ 2026-07-20 03:23:20

○A18.239.168.1102026-04-24 → 2026-05-20 · 21 obs

○ 2026-04-17 06:45:58
● 2026-04-24 03:51:36
○ 2026-04-24 22:50:52
○ 2026-04-26 11:22:02
● 2026-04-26 11:56:54
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● 2026-04-27 21:49:10
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● 2026-05-20 21:19:02
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○ 2026-07-20 03:23:20

○A18.239.168.162026-04-24 → 2026-05-20 · 21 obs

○A18.239.168.362026-04-24 → 2026-05-20 · 21 obs

○A18.239.168.712026-04-24 → 2026-05-20 · 21 obs

○A18.65.3.202026-02-15 → 2026-07-17 · 31 obs

○ 2019-03-25 12:38:12
● 2026-02-15 17:57:54
● 2026-02-16 16:25:50
○ 2026-02-17 07:57:28
○ 2026-02-23 23:47:52
● 2026-02-24 07:00:28
● 2026-02-25 08:49:36
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● 2026-02-26 11:05:42
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○A18.65.3.272026-02-15 → 2026-07-17 · 31 obs

○A18.65.3.742026-02-15 → 2026-07-17 · 31 obs

○A18.65.3.892026-02-15 → 2026-07-17 · 31 obs

○A18.67.233.1242026-06-01 → 2026-06-03 · 7 obs

○ 2026-05-28 21:28:02
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○A18.67.233.482026-06-01 → 2026-06-03 · 7 obs

○ 2026-05-28 21:28:02
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○A18.67.233.82026-06-01 → 2026-06-03 · 7 obs

○ 2026-05-28 21:28:02
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● 2026-06-03 09:03:24
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○A18.67.233.932026-06-01 → 2026-06-03 · 7 obs

○ 2026-05-28 21:28:02
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○A3.161.150.242026-04-07 → 2026-05-21 · 7 obs

○ 2026-04-05 16:16:16
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○A3.161.150.412026-04-07 → 2026-05-21 · 7 obs

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○A3.161.150.522026-04-07 → 2026-05-21 · 7 obs

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○A3.161.150.92026-04-07 → 2026-05-21 · 7 obs

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○A3.165.232.1112026-03-22 → 2026-03-22 · 4 obs

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○A3.165.232.422026-03-22 → 2026-03-22 · 4 obs

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○A3.165.232.472026-03-22 → 2026-03-22 · 4 obs

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○A3.165.232.662026-03-22 → 2026-03-22 · 4 obs

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○A3.167.183.102026-05-20 → 2026-07-01 · 25 obs

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○A3.167.183.382026-05-20 → 2026-07-01 · 25 obs

○A3.167.183.562026-05-20 → 2026-07-01 · 25 obs

○A3.167.183.902026-05-20 → 2026-07-01 · 25 obs

○A3.167.99.252026-02-18 → 2026-07-11 · 55 obs

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○A3.167.99.422026-02-18 → 2026-07-11 · 55 obs

○A3.167.99.752026-02-18 → 2026-07-11 · 55 obs

○A3.167.99.812026-02-18 → 2026-07-11 · 55 obs

○A3.171.117.1112026-03-22 → 2026-03-22 · 4 obs

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○A3.171.117.492026-03-22 → 2026-03-22 · 4 obs

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○A3.171.117.652026-03-22 → 2026-03-22 · 4 obs

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○A3.171.117.952026-03-22 → 2026-03-22 · 4 obs

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● 2026-03-22 15:21:56
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○A3.174.29.242026-04-12 → 2026-04-12 · 4 obs

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○A3.174.29.802026-04-12 → 2026-04-12 · 4 obs

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○A3.174.29.862026-04-12 → 2026-04-12 · 4 obs

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○A3.174.29.872026-04-12 → 2026-04-12 · 4 obs

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○A52.85.154.1172026-07-13 → 2026-07-19 · 28 obs

○ 2026-07-13 08:44:22
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○A52.85.154.522026-07-13 → 2026-07-19 · 28 obs

○A52.85.154.702026-07-13 → 2026-07-19 · 28 obs

○A52.85.154.752026-07-13 → 2026-07-19 · 28 obs

○A99.84.8.1202019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 12:38:12
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○ 2026-07-20 03:23:20

○A99.84.8.392019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 12:38:12
○ 2026-02-15 17:57:54
○ 2026-07-20 03:23:20

○A99.84.8.562019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 12:38:12
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○ 2026-07-20 03:23:20

○A99.84.8.842019-03-25 → 2019-03-25 · 3 obs

● 2019-03-25 12:38:12
○ 2026-02-15 17:57:54
○ 2026-07-20 03:23:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net...	-
work-school.com	ns-301.awsdns-37.com, ns-979.awsdns-58.net, ns-1569.awsdns-04.co.uk, ns-1352.awsdns-41.org	2 records

✅ Authoritative Response

Server:205.251.193.45

NS records: ns-301.awsdns-37.com, ns-979.awsdns-58.net, ns-1569.awsdns-04.co.uk, ns-1352.awsdns-41.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for work-school.com (unsigned zone)

⏱️ Timing

Total: 2090ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.35.107.29, 13.35.107.103...`
NS	4	`ns-1352.awsdns-41.org, ns-1569.awsdns-04.co.uk...`
TXT	2	`google-site-verification=gsfq6Le4ELrtIR9, google-site-verification=xE1wMNu0jTVqJBq`
SOA	1	`ns-301.awsdns-37.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-301.awsdns-37.com, ns-301.awsdns-37.com)

Analysis

Hierarchy

www.work-school.com and client.work-school.com each fall under work-school.com as their parent domain.

IP Addresses

work-school.com directs to four IP numbers, which are 13.35.107.29, 13.35.107.71, 13.35.107.103 and 13.35.107.127.

Other host names, for instance qiita.com, dragonrisinggames.com, web2cut.fi and two other share IP numbers with work-school.com.

Name Servers

The NS records for work-school.com point to four name servers: ns-301.awsdns-37.com, ns-979.awsdns-58.net, ns-1352.awsdns-41.org and ns-1569.awsdns-04.co.uk.

There is at least partial name server overlap between work-school.com and other domains — o-bit.net, htqpwyab.com, sumasate.jp and two more among them.

These name servers are routinely deployed together with the name servers ns-568.awsdns-07.net.

All four hostnames — ns-301.awsdns-37.com, ns-979.awsdns-58.net, ns-1352.awsdns-41.org and ns-1569.awsdns-04.co.uk — resolve to two IP numbers apiece: ns-301.awsdns-37.com to 205.251.193.45 and 2600:9000:5301:2d00::1; ns-979.awsdns-58.net to 205.251.195.211 and 2600:9000:5303:d300::1; ns-1352.awsdns-41.org to 205.251.197.72 and 2600:9000:5305:4800::1; ns-1569.awsdns-04.co.uk to 205.251.198.33 and 2600:9000:5306:2100::1.