teachingtips.com - dns.ninja

`teachingtips.com`

DNSSEC	⚠️ Not signed
A	3.170.3.45^{🇺🇸 Amazon3.170.3.0/24}
		PTR	`server-3-170-3-45.iad55.r.cloudfront.net`
A	3.170.3.87^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.112^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.122^{🇺🇸 Amazon3.170.3.0/24}
NS	`ns-1179.awsdns-19.org` ⭐
		A	2600:9000:5304:9b00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1179.awsdns-19.org`
		A	205.251.196.155^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1179.awsdns-19.org`
NS	`ns-1594.awsdns-07.co.uk`
		A	2600:9000:5306:3a00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1594.awsdns-07.co.uk`
		A	205.251.198.58^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1594.awsdns-07.co.uk`
NS	`ns-244.awsdns-30.com`
		A	2600:9000:5300:f400::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-244.awsdns-30.com`
		A	205.251.192.244^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-244.awsdns-30.com`
NS	`ns-726.awsdns-26.net`
		A	2600:9000:5302:d600::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-726.awsdns-26.net`
		A	205.251.194.214^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-726.awsdns-26.net`
TXT	`google-site-verification=PN5H6Xvu5dxZTvinwQgj3eq7dXoUEiFOgt_zexgeiAc`
TXT	`v=spf1 -all`
SOA	`ns-1179.awsdns-19.org`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=1782288420

WOT: SAFE (84/100)

Subdomains

www.teachingtips.com

Same first word

teachingtips.com

DNS History

66 records (8 active, 58 former)

●NSns-1179.awsdns-19.org2026-02-16 → 2026-06-24 · 3 obs

○ 2018-05-30 05:29:00
● 2026-02-16 07:06:34
● 2026-06-24 08:07:54

●NSns-1594.awsdns-07.co.uk2026-02-16 → 2026-06-24 · 3 obs

○ 2018-05-30 05:29:00
● 2026-02-16 07:06:34
● 2026-06-24 08:07:54

●NSns-244.awsdns-30.com2026-02-16 → 2026-06-24 · 3 obs

○ 2018-05-30 05:29:00
● 2026-02-16 07:06:34
● 2026-06-24 08:07:54

●NSns-726.awsdns-26.net2026-02-16 → 2026-06-24 · 3 obs

○ 2018-05-30 05:29:00
● 2026-02-16 07:06:34
● 2026-06-24 08:07:54

○NSns1.softlayer.com2015-07-02 → 2016-12-07 · 4 obs

● 2015-07-02 02:47:24
● 2016-12-07 23:28:00
○ 2018-05-30 05:29:00
○ 2026-06-24 08:07:54

○NSns2.softlayer.com2015-07-02 → 2016-12-07 · 4 obs

● 2015-07-02 02:47:24
● 2016-12-07 23:28:00
○ 2018-05-30 05:29:00
○ 2026-06-24 08:07:54

○NSpaul.ns.cloudflare.com2018-05-30 → 2018-05-30 · 4 obs

○ 2016-12-07 23:28:00
● 2018-05-30 05:29:00
○ 2026-02-16 07:06:34
○ 2026-06-24 08:07:54

○NSuma.ns.cloudflare.com2018-05-30 → 2018-05-30 · 4 obs

○ 2016-12-07 23:28:00
● 2018-05-30 05:29:00
○ 2026-02-16 07:06:34
○ 2026-06-24 08:07:54

○MXmail.teachingtips.com2015-07-02 → 2026-02-17 · 4 obs

● 2015-07-02 02:47:24
● 2026-02-17 07:17:22
○ 2026-02-17 10:47:44
○ 2026-06-24 08:07:54

○A104.24.120.1212018-05-30 → 2018-05-30 · 4 obs

○ 2016-12-07 23:28:00
● 2018-05-30 05:29:00
○ 2026-02-16 07:06:34
○ 2026-06-24 08:07:54

○A104.24.121.1212018-05-30 → 2018-05-30 · 4 obs

○ 2016-12-07 23:28:00
● 2018-05-30 05:29:00
○ 2026-02-16 07:06:34
○ 2026-06-24 08:07:54

○A13.224.95.1272026-04-06 → 2026-05-18 · 8 obs

○ 2026-04-05 23:34:56
● 2026-04-06 01:40:54
○ 2026-04-08 02:36:26
○ 2026-05-16 23:00:16
● 2026-05-17 08:42:22
● 2026-05-18 06:22:52
○ 2026-05-19 09:25:58
○ 2026-06-24 08:07:54

○A13.224.95.342026-04-06 → 2026-05-18 · 8 obs

○ 2026-04-05 23:34:56
● 2026-04-06 01:40:54
○ 2026-04-08 02:36:26
○ 2026-05-16 23:00:16
● 2026-05-17 08:42:22
● 2026-05-18 06:22:52
○ 2026-05-19 09:25:58
○ 2026-06-24 08:07:54

○A13.224.95.592026-04-06 → 2026-05-18 · 8 obs

○ 2026-04-05 23:34:56
● 2026-04-06 01:40:54
○ 2026-04-08 02:36:26
○ 2026-05-16 23:00:16
● 2026-05-17 08:42:22
● 2026-05-18 06:22:52
○ 2026-05-19 09:25:58
○ 2026-06-24 08:07:54

○A13.224.95.672026-04-06 → 2026-05-18 · 8 obs

○ 2026-04-05 23:34:56
● 2026-04-06 01:40:54
○ 2026-04-08 02:36:26
○ 2026-05-16 23:00:16
● 2026-05-17 08:42:22
● 2026-05-18 06:22:52
○ 2026-05-19 09:25:58
○ 2026-06-24 08:07:54

○A13.225.143.1012026-03-30 → 2026-06-19 · 30 obs

○ 2026-03-27 01:30:16
● 2026-03-30 00:14:04
○ 2026-03-30 07:44:12
○ 2026-03-31 12:14:04
● 2026-03-31 15:35:46
○ 2026-03-31 16:36:48
● 2026-04-01 14:01:16
○ 2026-04-01 15:07:26
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● 2026-04-02 05:19:04
○ 2026-04-02 06:07:34
● 2026-04-02 18:29:34
○ 2026-04-02 19:54:46
○ 2026-04-05 08:11:12
● 2026-04-05 23:34:56
○ 2026-04-06 01:40:54
○ 2026-04-18 13:02:50
● 2026-04-18 15:30:12
○ 2026-04-18 16:05:28
○ 2026-05-05 05:48:22
● 2026-05-06 08:36:22
○ 2026-05-06 11:02:02
● 2026-05-06 15:41:36
○ 2026-05-06 16:29:12
○ 2026-05-21 08:17:00
● 2026-05-21 20:15:28
○ 2026-05-21 23:17:58
● 2026-06-19 16:04:54
○ 2026-06-19 19:39:16
○ 2026-06-24 08:07:54

○A13.225.143.1132026-03-30 → 2026-06-19 · 30 obs

○A13.225.143.172026-03-30 → 2026-06-19 · 30 obs

○A13.225.143.262026-03-30 → 2026-06-19 · 30 obs

○A13.249.98.112026-04-29 → 2026-04-30 · 12 obs

○ 2026-04-29 05:19:30
● 2026-04-29 08:09:02
● 2026-04-29 09:23:58
○ 2026-04-29 12:56:08
● 2026-04-29 14:09:24
● 2026-04-29 21:39:28
○ 2026-04-29 23:52:00
● 2026-04-30 01:22:30
○ 2026-04-30 03:21:32
● 2026-04-30 23:55:20
○ 2026-05-01 06:57:42
○ 2026-06-24 08:07:54

○A13.249.98.1102026-04-29 → 2026-04-30 · 12 obs

○A13.249.98.1172026-04-29 → 2026-04-30 · 12 obs

○A13.249.98.702026-04-29 → 2026-04-30 · 12 obs

○A13.32.205.1192026-05-19 → 2026-06-07 · 26 obs

○ 2026-05-18 06:22:52
● 2026-05-19 09:25:58
● 2026-05-21 08:17:00
○ 2026-05-21 20:15:28
● 2026-05-21 23:17:58
● 2026-05-23 08:34:52
○ 2026-05-23 18:45:52
● 2026-05-23 19:57:34
○ 2026-05-23 22:52:26
● 2026-05-23 23:56:52
○ 2026-05-24 17:04:38
● 2026-05-24 20:50:22
● 2026-05-30 15:05:04
○ 2026-05-31 11:07:14
○ 2026-06-01 02:05:20
● 2026-06-01 20:54:50
● 2026-06-02 17:20:36
○ 2026-06-03 14:29:16
○ 2026-06-03 15:54:48
● 2026-06-03 16:31:22
● 2026-06-05 09:04:00
○ 2026-06-06 06:35:02
○ 2026-06-07 02:59:54
● 2026-06-07 09:04:22
○ 2026-06-08 10:19:52
○ 2026-06-24 08:07:54

○A13.32.205.482026-05-19 → 2026-06-07 · 26 obs

○A13.32.205.842026-05-19 → 2026-06-07 · 26 obs

○A13.32.205.922026-05-19 → 2026-06-07 · 26 obs

○A13.32.230.1042026-02-20 → 2026-03-17 · 31 obs

○ 2026-02-19 21:49:22
● 2026-02-20 03:50:22
● 2026-02-20 08:25:24
○ 2026-02-20 09:10:38
○ 2026-02-25 17:12:24
● 2026-02-26 21:47:08
○ 2026-02-27 02:34:02
○ 2026-03-01 15:07:18
● 2026-03-02 17:24:20
● 2026-03-02 21:26:30
○ 2026-03-03 00:42:48
○ 2026-03-03 17:37:04
● 2026-03-04 10:56:24
○ 2026-03-04 13:49:36
○ 2026-03-06 01:38:24
● 2026-03-06 15:16:00
● 2026-03-06 16:47:20
○ 2026-03-06 20:22:42
○ 2026-03-09 03:04:12
● 2026-03-10 10:01:14
○ 2026-03-10 11:11:56
○ 2026-03-14 12:07:36
● 2026-03-15 06:34:06
● 2026-03-15 09:52:10
○ 2026-03-15 12:03:06
● 2026-03-16 08:57:12
○ 2026-03-16 12:00:36
○ 2026-03-16 23:09:26
● 2026-03-17 08:05:32
○ 2026-03-17 12:42:28
○ 2026-06-24 08:07:54

○A13.32.230.612026-02-20 → 2026-03-17 · 31 obs

○A13.32.230.72026-02-20 → 2026-03-17 · 31 obs

○A13.32.230.922026-02-20 → 2026-03-17 · 31 obs

○A18.161.21.222026-04-23 → 2026-05-09 · 24 obs

○ 2026-04-22 04:13:56
● 2026-04-23 18:36:12
○ 2026-04-23 23:04:06
● 2026-04-24 07:12:20
○ 2026-04-24 23:38:22
○ 2026-04-26 13:05:24
● 2026-04-27 00:27:48
○ 2026-04-28 22:20:58
● 2026-04-29 00:31:06
○ 2026-04-29 05:19:30
○ 2026-05-02 10:58:08
● 2026-05-02 17:46:00
● 2026-05-03 00:31:30
○ 2026-05-03 11:12:18
○ 2026-05-04 08:05:40
● 2026-05-05 00:29:06
○ 2026-05-05 05:48:22
○ 2026-05-06 16:29:12
● 2026-05-06 22:53:28
○ 2026-05-07 00:15:32
○ 2026-05-08 00:48:42
● 2026-05-09 00:34:42
○ 2026-05-09 10:25:18
○ 2026-06-24 08:07:54

○A18.161.21.412026-04-23 → 2026-05-09 · 24 obs

○A18.161.21.502026-04-23 → 2026-05-09 · 24 obs

○A18.161.21.842026-04-23 → 2026-05-09 · 24 obs

○A18.165.140.102026-03-22 → 2026-03-22 · 7 obs

○ 2026-03-22 09:58:24
● 2026-03-22 11:29:16
○ 2026-03-22 17:33:40
○ 2026-03-22 20:51:32
● 2026-03-22 21:55:26
○ 2026-03-22 23:14:34
○ 2026-06-24 08:07:54

○A18.165.140.212026-03-22 → 2026-03-22 · 7 obs

○ 2026-03-22 09:58:24
● 2026-03-22 11:29:16
○ 2026-03-22 17:33:40
○ 2026-03-22 20:51:32
● 2026-03-22 21:55:26
○ 2026-03-22 23:14:34
○ 2026-06-24 08:07:54

○A18.165.140.82026-03-22 → 2026-03-22 · 7 obs

○ 2026-03-22 09:58:24
● 2026-03-22 11:29:16
○ 2026-03-22 17:33:40
○ 2026-03-22 20:51:32
● 2026-03-22 21:55:26
○ 2026-03-22 23:14:34
○ 2026-06-24 08:07:54

○A18.165.140.912026-03-22 → 2026-03-22 · 7 obs

○ 2026-03-22 09:58:24
● 2026-03-22 11:29:16
○ 2026-03-22 17:33:40
○ 2026-03-22 20:51:32
● 2026-03-22 21:55:26
○ 2026-03-22 23:14:34
○ 2026-06-24 08:07:54

○A18.165.201.132026-02-16 → 2026-06-23 · 169 obs

○ 2018-05-30 05:29:00
● 2026-02-16 07:06:34
● 2026-02-17 10:47:44
○ 2026-02-19 13:39:30
● 2026-02-19 21:49:22
○ 2026-02-20 03:50:22
○ 2026-02-20 08:25:24
● 2026-02-20 09:10:38
○ 2026-02-20 23:52:46
● 2026-02-22 15:02:14
○ 2026-02-25 17:12:24
○ 2026-02-26 21:47:08
● 2026-02-27 02:34:02
○ 2026-02-27 20:38:34
● 2026-02-27 22:11:20
● 2026-03-01 08:57:58
○ 2026-03-01 14:09:08
● 2026-03-01 15:07:18
○ 2026-03-02 17:24:20
○ 2026-03-03 00:42:48
● 2026-03-03 08:55:14
● 2026-03-03 17:37:04
○ 2026-03-04 10:56:24
● 2026-03-04 13:49:36
○ 2026-03-05 05:08:44
● 2026-03-05 06:34:16
○ 2026-03-05 21:36:20
● 2026-03-06 01:38:24
○ 2026-03-06 15:16:00
○ 2026-03-06 16:47:20
● 2026-03-06 20:22:42
○ 2026-03-07 01:53:12
○ 2026-03-08 01:55:08
● 2026-03-08 22:10:28
● 2026-03-09 03:04:12
○ 2026-03-10 10:01:14
● 2026-03-10 11:11:56
○ 2026-03-13 14:42:24
● 2026-03-13 18:27:18
● 2026-03-14 12:07:36
○ 2026-03-15 06:34:06
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● 2026-03-15 12:03:06
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● 2026-03-16 12:00:36
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● 2026-03-16 23:09:26
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● 2026-03-17 12:42:28
○ 2026-03-19 02:06:14
● 2026-03-19 04:05:46
● 2026-03-20 11:01:52
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● 2026-03-22 23:14:34
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● 2026-03-23 03:20:30
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● 2026-03-23 11:15:54
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● 2026-03-27 01:30:16
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● 2026-05-05 05:48:22
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● 2026-05-06 16:29:12
○ 2026-05-06 22:53:28
● 2026-05-07 00:15:32
● 2026-05-08 00:48:42
○ 2026-05-09 00:34:42
● 2026-05-09 10:25:18
● 2026-05-16 23:00:16
○ 2026-05-17 08:42:22
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● 2026-06-08 15:01:04
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● 2026-06-10 03:18:48
● 2026-06-10 18:13:24
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● 2026-06-11 02:41:54
● 2026-06-12 07:53:44
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● 2026-06-14 17:10:06
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● 2026-06-16 01:14:50
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● 2026-06-19 19:39:16
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● 2026-06-23 14:38:00
○ 2026-06-24 08:07:52
○ 2026-06-24 08:07:54

○A18.165.201.342026-02-16 → 2026-06-23 · 169 obs

○A18.165.201.472026-02-16 → 2026-06-23 · 169 obs

○A18.165.201.502026-02-16 → 2026-06-23 · 169 obs

○A199.167.41.1722015-07-02 → 2016-12-07 · 4 obs

● 2015-07-02 02:47:24
● 2016-12-07 23:28:00
○ 2018-05-30 05:29:00
○ 2026-06-24 08:07:54

○A2400:cb00:2048:1::6818:78792018-05-30 → 2018-05-30 · 4 obs

○ 2016-12-07 23:28:00
● 2018-05-30 05:29:00
○ 2026-02-16 07:06:34
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○A2400:cb00:2048:1::6818:79792018-05-30 → 2018-05-30 · 4 obs

○ 2016-12-07 23:28:00
● 2018-05-30 05:29:00
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●A3.170.3.1122026-02-19 → 2026-06-24 · 73 obs

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●A3.170.3.1222026-02-19 → 2026-06-24 · 73 obs

●A3.170.3.452026-02-19 → 2026-06-24 · 73 obs

●A3.170.3.872026-02-19 → 2026-06-24 · 73 obs

○A3.171.117.1102026-03-07 → 2026-04-11 · 16 obs

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○A3.171.117.42026-03-07 → 2026-04-11 · 16 obs

○A3.171.117.572026-03-07 → 2026-04-11 · 16 obs

○A3.171.117.782026-03-07 → 2026-04-11 · 16 obs

○A3.174.18.252026-03-22 → 2026-03-23 · 7 obs

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○A3.174.18.332026-03-22 → 2026-03-23 · 7 obs

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○A3.174.18.482026-03-22 → 2026-03-23 · 7 obs

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○A3.174.18.912026-03-22 → 2026-03-23 · 7 obs

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○A3.174.255.1152026-05-31 → 2026-05-31 · 4 obs

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○A3.174.255.342026-05-31 → 2026-05-31 · 4 obs

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○A3.174.255.782026-05-31 → 2026-05-31 · 4 obs

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○A3.174.255.812026-05-31 → 2026-05-31 · 4 obs

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○A52.85.78.132026-03-31 → 2026-06-15 · 61 obs

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○A52.85.78.552026-03-31 → 2026-06-15 · 61 obs

○A52.85.78.592026-03-31 → 2026-06-15 · 61 obs

○A52.85.78.842026-03-31 → 2026-06-15 · 61 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
teachingtips.com	ns-244.awsdns-30.com, ns-726.awsdns-26.net, ns-1594.awsdns-07.co.uk, ns-1179.awsdns-19.org	2 records

✅ Authoritative Response

Server:205.251.196.155

NS records: ns-244.awsdns-30.com, ns-726.awsdns-26.net, ns-1594.awsdns-07.co.uk, ns-1179.awsdns-19.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for teachingtips.com (unsigned zone)

⏱️ Timing

Total: 520ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.3.122, 3.170.3.87...`
NS	4	`ns-1179.awsdns-19.org, ns-1594.awsdns-07.co.uk...`
TXT	2	`google-site-verification=PN5H6Xvu5dxZTvi, v=spf1 -all`
SOA	1	`ns-1179.awsdns-19.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-244.awsdns-30.com, ns-244.awsdns-30.com)

Analysis

Hierarchy

teachingtips.com serves as the parent of www.teachingtips.com.

IP Addresses

teachingtips.com has four IP addresses: 3.170.3.45, 3.170.3.87, 3.170.3.112 and 3.170.3.122.

Among the host names that share IP numbers with teachingtips.com are d1560ih8hb85s6.cloudfront.net, yolawo.de, bulkrcs.com and two others.

Name Servers

The domain teachingtips.com is delegated to these four name servers: ns-244.awsdns-30.com, ns-726.awsdns-26.net, ns-1179.awsdns-19.org and ns-1594.awsdns-07.co.uk.

teachingtips.com has at least partial name server overlap with other domains, such as d1kr79p3iu5jrl.cloudfront.net, independentaustin.com, connoiter.com and two others.

It is common to find these name servers paired with the name servers ns1-24-ap-east-1.ec2-rdns.amazonaws.com, ns2-24-ap-east-1.ec2-rdns.amazonaws.com, ns3-24-ap-east-1.ec2-rdns.amazonaws.com and ns4-24-ap-east-1.ec2-rdns.amazonaws.com.

ns-244.awsdns-30.com, ns-726.awsdns-26.net, ns-1179.awsdns-19.org and ns-1594.awsdns-07.co.uk all point to exactly two IP numbers each: ns-244.awsdns-30.com → 205.251.192.244 and 2600:9000:5300:f400::1; ns-726.awsdns-26.net → 205.251.194.214 and 2600:9000:5302:d600::1; ns-1179.awsdns-19.org → 205.251.196.155 and 2600:9000:5304:9b00::1; ns-1594.awsdns-07.co.uk → 205.251.198.58 and 2600:9000:5306:3a00::1.