`stanford.instructure.com`

DNSSEC	⚠️ Not signed
A	13.227.110.2^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
		PTR	`server-13-227-110-2.gru3.r.cloudfront.net`
A	13.227.110.27^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.110.43^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.110.77^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}

`instructure.com`

	DNSSEC	⚠️ Not signed
	A	151.101.2.132^{🇺🇸 Fastly151.101.0.0/22}
	A	151.101.66.132^{🇺🇸 Fastly151.101.64.0/22}
	NS	`ns-2.awsdns-00.com` ⭐
	NS	`ns-1354.awsdns-41.org`
	NS	`ns-1799.awsdns-32.co.uk`
	NS	`ns-996.awsdns-60.net`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽¹⁰⁾
	MX	`alt2.aspmx.l.google.com`⁽¹⁰⁾
	MX	`aspmx2.googlemail.com`⁽²⁰⁾
	MX	`aspmx3.googlemail.com`⁽²⁰⁾
	TXT	`2acd5847c66f4325be05af390213b8c7.instructure.com`
	TXT	`MS=ms20700021`
	TXT	`ZOOM_verify_Up1Opd4-S9ChtRORps16qw`
	TXT	`adobe-idp-site-verification=4287460e7429c97ad75b995bdef6b0d7ff1c9b541946abfaf...`
	TXT	`anthropic-domain-verification-2pz98m=hO4bmZQTC5gutJZcanKeagAWR`
	TXT	`anthropic-domain-verification-4mh4xs=A4vkPXqJIA4VVi9GAbxDEPohr`
	TXT	`anthropic-domain-verification-pz1pr3=sZkvFuBJeSdmEXoj4KJYYQW8Z`
	TXT	`anthropic-domain-verification-vz61c8=kfBobb4vvH2M9xtsZhFajtKHr`
	TXT	`apple-domain-verification=8oZZjgKWADRgkWui`
	TXT	`astro-domain-verification=cmbjhzn9b0c0h01pimts1v2h1`
	TXT	`atlassian-domain-verification=pS8CbCDhL3R1mMujl07LwhltWFcJtks8mrBa7l/1uocODR9...`
	TXT	`bugcrowd-verification=817deedf9414a9ea878ff255c42a9afa`
	TXT	`canva-site-verification=jRPvv0c9AZGTaJIIPIpfAQ`
	TXT	`canva-site-verification=jiASD5n0aNnvUnfIP1w4XA`
	TXT	`docker-verification=7555bc65-ce7a-4ed2-8028-4bf0274d2c5b`
	TXT	`docusign=1ca86ab9-2ddb-4d63-b719-4798811390ca`
	TXT	`drift-domain-verification=608941e9992460f0ccd58daa1decf1808863da188a929106582...`
	TXT	`fastly-domain-delegation-jpv3oeoqr3aouxwkbhpb-00480650-2025-07-31`
	TXT	`figma-domain-verification=848b9254b032bfe488e955a140a8a63cb345186c3c69b7200f7...`
	TXT	`google-site-verification=3SDlSr_fW_6bYm0BDDK4ZXs6I5yKtB4WyXL3GNozx8I`
	TXT	`google-site-verification=Som6bbrVvI5NLh3lTcpNSbp6_0GpFezQQ9xo6CrSHOQ`
	TXT	`google-site-verification=WSlNW84_Zm6mbOaM35pQyLJUt7-OtVXNjzXe9LT-eJI`
	TXT	`google-site-verification=bC89ByaBs616PDmJLrSUG5RS3fyA8agwCtXch9G0GL0`
	TXT	`hcp-domain-verification=24de36f1e2e1ad573ac320a62707e7ec8ac0cce2dccf7985914a8...`
	TXT	`jamf-site-verification=-bAufptjYdQAfzF-s7PBtQ`
	TXT	`m6bll7f2q2d2uidl6cq273dma0`
	TXT	`miro-verification=0ee36f655f5ce0499683c255714fcdbe990af0e0`
	TXT	`mongodb-site-verification=UyyatYgRcdnc3W9g8StgD1OK8wfcIouE`
	TXT	`onetrust-domain-verification=5ef48d8081ac4ab6adce9ed80c92f4e5`
	TXT	`openai-domain-verification=dv-wb5qFISTkDoktTMXLsDMVuZ0`
	TXT	`pendo-domain-verification=2l9wI_SzXdfdzA0ZCZUES4O0FS0`
	TXT	`sprout-social-715adb3f-6166-4bc5-b3d9-b1faf326db31`
	TXT	`v=spf1 include:_spf.google.com include:amazonses.com include:_spf.q4press.com...`
	TXT	`zapier-domain-verification-challenge=fe79b183-171c-432c-bf5d-48b3e73fd0af`
	TXT	`zoho-verification=zb08654551.zmverify.zoho.com`
	SOA	`ns-2.awsdns-00.com`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (87/100)
rank #1370 globally
rank #738 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #1,305

Same first word

Similar names

DNS History

50 records (4 active, 46 former)

○A108.158.186.1162026-05-15 → 2026-06-02 · 27 obs

○ 2026-05-15 09:29:20
● 2026-05-15 13:36:36
○ 2026-05-15 14:28:16
○ 2026-05-15 18:07:40
● 2026-05-16 05:04:46
○ 2026-05-16 06:05:22
○ 2026-05-17 17:13:28
● 2026-05-18 01:26:00
○ 2026-05-18 02:02:44
○ 2026-05-28 16:48:44
● 2026-05-28 17:19:40
○ 2026-05-28 17:54:04
○ 2026-05-28 18:57:18
● 2026-05-28 19:29:50
○ 2026-05-28 20:04:34
● 2026-05-28 20:50:22
○ 2026-05-28 21:52:54
○ 2026-06-01 20:00:00
● 2026-06-01 20:38:32
○ 2026-06-01 21:32:06
○ 2026-06-01 23:33:40
● 2026-06-02 00:08:52
○ 2026-06-02 00:40:04
● 2026-06-02 01:18:46
● 2026-06-02 02:28:42
○ 2026-06-02 03:37:32
○ 2026-06-09 09:49:02

○A108.158.186.22026-05-15 → 2026-06-02 · 27 obs

○A108.158.186.342026-05-15 → 2026-06-02 · 27 obs

○A108.158.186.992026-05-15 → 2026-06-02 · 27 obs

●A13.227.110.22026-05-14 → 2026-06-09 · 221 obs

○ 2026-05-03 16:27:20
● 2026-05-14 21:09:50
○ 2026-05-14 22:48:34
● 2026-05-15 00:42:58
○ 2026-05-15 05:40:56
○ 2026-05-15 14:28:16
● 2026-05-15 15:17:24
● 2026-05-15 16:38:44
○ 2026-05-15 18:07:40
○ 2026-05-19 18:21:14
● 2026-05-19 18:53:00
○ 2026-05-19 19:25:14
○ 2026-05-19 23:42:06
● 2026-05-20 00:29:50
○ 2026-05-20 01:48:26
○ 2026-05-21 03:42:36
● 2026-05-21 04:19:48
○ 2026-05-21 04:51:44
○ 2026-05-21 21:09:10
● 2026-05-21 21:52:32
○ 2026-05-21 23:13:46
○ 2026-05-22 16:15:58
● 2026-05-22 18:07:56
○ 2026-05-22 19:22:52
● 2026-05-22 20:03:46
○ 2026-05-22 21:23:06
○ 2026-05-23 00:22:04
● 2026-05-23 01:34:02
○ 2026-05-23 02:57:24
○ 2026-05-23 21:06:22
● 2026-05-23 21:50:38
○ 2026-05-23 23:10:42
○ 2026-05-24 08:53:32
● 2026-05-24 09:31:36
○ 2026-05-24 10:12:12
○ 2026-05-24 11:09:14
● 2026-05-24 11:55:06
○ 2026-05-24 13:27:02
● 2026-05-24 14:30:26
○ 2026-05-24 15:54:50
● 2026-05-24 16:30:44
● 2026-05-24 17:35:38
○ 2026-05-24 18:48:34
○ 2026-05-25 06:35:46
● 2026-05-25 07:12:58
○ 2026-05-25 08:46:54
○ 2026-05-25 09:54:38
● 2026-05-25 10:42:28
○ 2026-05-25 11:56:52
○ 2026-05-25 21:49:42
● 2026-05-25 22:36:32
○ 2026-05-25 23:59:10
○ 2026-05-26 03:10:32
● 2026-05-26 03:42:42
○ 2026-05-26 04:15:26
○ 2026-05-26 23:45:56
● 2026-05-27 00:38:12
● 2026-05-27 01:48:18
○ 2026-05-27 02:23:12
○ 2026-05-27 04:03:24
● 2026-05-27 05:18:28
○ 2026-05-27 06:14:50
○ 2026-05-27 09:27:24
● 2026-05-27 09:58:52
○ 2026-05-27 10:31:00
● 2026-05-27 11:08:42
● 2026-05-27 14:38:56
○ 2026-05-27 15:21:16
○ 2026-05-27 15:53:48
● 2026-05-27 16:53:04
○ 2026-05-27 18:01:58
● 2026-05-27 18:57:04
○ 2026-05-27 20:19:58
○ 2026-05-28 03:58:08
● 2026-05-28 04:28:36
○ 2026-05-28 05:01:36
● 2026-05-28 05:38:34
○ 2026-05-28 06:10:42
● 2026-05-28 06:48:38
● 2026-05-28 10:18:46
○ 2026-05-28 11:25:22
○ 2026-05-28 20:50:22
● 2026-05-28 21:52:54
● 2026-05-28 23:01:56
○ 2026-05-29 00:03:08
○ 2026-05-29 00:34:46
● 2026-05-29 01:21:52
● 2026-05-29 02:31:56
○ 2026-05-29 03:51:42
● 2026-05-29 04:51:56
● 2026-05-29 05:54:34
○ 2026-05-29 07:00:28
○ 2026-05-29 07:57:46
● 2026-05-29 09:24:32
● 2026-05-29 22:09:58
○ 2026-05-29 23:19:22
○ 2026-05-30 01:24:12
● 2026-05-30 01:59:06
● 2026-05-30 04:00:04
○ 2026-05-30 04:36:34
● 2026-05-30 05:10:10
○ 2026-05-30 05:43:12
● 2026-05-30 06:20:06
○ 2026-05-30 07:30:16
● 2026-05-30 08:32:22
○ 2026-05-30 09:26:58
○ 2026-05-30 12:33:22
● 2026-05-30 13:12:22
● 2026-05-30 14:22:22
○ 2026-05-30 15:30:20
○ 2026-05-30 22:44:22
● 2026-05-30 23:30:44
○ 2026-05-31 00:13:40
○ 2026-05-31 03:27:38
● 2026-05-31 04:04:00
● 2026-05-31 05:14:00
○ 2026-05-31 05:46:04
● 2026-05-31 06:24:12
● 2026-05-31 07:34:06
○ 2026-05-31 08:39:48
● 2026-05-31 09:54:04
● 2026-06-01 12:33:02
○ 2026-06-01 13:43:34
● 2026-06-01 14:23:34
○ 2026-06-01 14:53:34
○ 2026-06-02 02:28:42
● 2026-06-02 03:37:32
● 2026-06-02 05:57:46
○ 2026-06-02 07:05:52
○ 2026-06-02 09:01:06
● 2026-06-02 11:08:44
● 2026-06-02 11:47:50
○ 2026-06-02 12:25:46
○ 2026-06-02 14:06:22
● 2026-06-02 15:01:20
○ 2026-06-02 15:36:54
● 2026-06-02 16:28:30
● 2026-06-02 17:00:36
○ 2026-06-02 17:58:00
● 2026-06-02 18:49:08
● 2026-06-02 21:03:30
○ 2026-06-02 21:39:24
○ 2026-06-03 00:26:08
● 2026-06-03 00:58:54
○ 2026-06-03 01:31:36
● 2026-06-03 02:12:28
● 2026-06-03 02:53:52
○ 2026-06-03 03:42:30
○ 2026-06-03 04:43:44
● 2026-06-03 05:21:56
● 2026-06-03 06:31:54
○ 2026-06-03 07:15:26
○ 2026-06-03 07:59:56
● 2026-06-03 08:51:36
○ 2026-06-03 09:38:50
● 2026-06-03 10:10:28
○ 2026-06-03 11:08:52
○ 2026-06-03 13:23:20
● 2026-06-03 14:24:10
● 2026-06-03 14:55:26
○ 2026-06-03 15:44:08
○ 2026-06-03 18:59:26
● 2026-06-03 19:45:12
○ 2026-06-03 20:33:16
○ 2026-06-03 21:56:54
● 2026-06-03 22:47:06
○ 2026-06-03 23:25:54
● 2026-06-03 23:57:08
○ 2026-06-04 00:29:34
● 2026-06-04 01:07:10
● 2026-06-04 03:27:22
○ 2026-06-04 04:37:10
● 2026-06-04 05:47:20
○ 2026-06-04 06:51:56
● 2026-06-04 08:05:52
● 2026-06-04 11:37:38
○ 2026-06-04 12:44:22
○ 2026-06-04 19:35:58
● 2026-06-04 20:58:20
○ 2026-06-04 21:42:44
○ 2026-06-04 23:48:46
● 2026-06-05 01:17:44
● 2026-06-05 02:22:18
○ 2026-06-05 02:56:02
○ 2026-06-05 06:49:52
● 2026-06-05 08:07:44
○ 2026-06-05 09:13:00
○ 2026-06-05 11:45:12
● 2026-06-05 12:48:00
○ 2026-06-05 13:24:38
○ 2026-06-05 16:33:08
● 2026-06-05 17:28:22
● 2026-06-05 22:08:54
○ 2026-06-05 23:18:58
● 2026-06-06 00:11:20
● 2026-06-06 06:19:38
○ 2026-06-06 07:11:46
○ 2026-06-06 09:16:48
● 2026-06-06 09:49:30
● 2026-06-06 10:59:36
○ 2026-06-06 11:35:08
● 2026-06-06 12:09:50
○ 2026-06-06 13:16:48
○ 2026-06-06 18:41:44
● 2026-06-06 20:20:24
● 2026-06-06 21:30:14
○ 2026-06-06 22:53:22
○ 2026-06-07 20:52:00
● 2026-06-07 21:46:08
○ 2026-06-07 22:50:14
○ 2026-06-08 05:39:32
● 2026-06-08 07:06:34
○ 2026-06-08 07:52:10
○ 2026-06-08 08:28:36
● 2026-06-08 09:26:44
● 2026-06-08 16:27:08
○ 2026-06-08 17:08:52
● 2026-06-08 18:47:48
○ 2026-06-09 08:34:06
● 2026-06-09 09:48:58
● 2026-06-09 09:49:02

●A13.227.110.272026-05-14 → 2026-06-09 · 221 obs

●A13.227.110.432026-05-14 → 2026-06-09 · 221 obs

●A13.227.110.772026-05-14 → 2026-06-09 · 221 obs

○A13.33.109.1172026-05-02 → 2026-05-17 · 7 obs

○ 2017-04-17 16:47:52
● 2026-05-02 20:26:06
○ 2026-05-03 16:27:20
○ 2026-05-17 12:14:10
● 2026-05-17 13:56:42
○ 2026-05-17 17:13:28
○ 2026-06-09 09:49:02

○A13.33.109.442026-05-02 → 2026-05-17 · 7 obs

○ 2017-04-17 16:47:52
● 2026-05-02 20:26:06
○ 2026-05-03 16:27:20
○ 2026-05-17 12:14:10
● 2026-05-17 13:56:42
○ 2026-05-17 17:13:28
○ 2026-06-09 09:49:02

○A13.33.109.942026-05-02 → 2026-05-17 · 7 obs

○ 2017-04-17 16:47:52
● 2026-05-02 20:26:06
○ 2026-05-03 16:27:20
○ 2026-05-17 12:14:10
● 2026-05-17 13:56:42
○ 2026-05-17 17:13:28
○ 2026-06-09 09:49:02

○A13.33.109.972026-05-02 → 2026-05-17 · 7 obs

○ 2017-04-17 16:47:52
● 2026-05-02 20:26:06
○ 2026-05-03 16:27:20
○ 2026-05-17 12:14:10
● 2026-05-17 13:56:42
○ 2026-05-17 17:13:28
○ 2026-06-09 09:49:02

○A18.154.110.1102026-05-19 → 2026-06-08 · 217 obs

○ 2026-05-19 07:20:38
● 2026-05-19 10:38:10
● 2026-05-19 18:21:14
○ 2026-05-19 18:53:00
● 2026-05-19 19:25:14
● 2026-05-19 23:42:06
○ 2026-05-20 00:29:50
● 2026-05-20 01:48:26
● 2026-05-21 03:42:36
○ 2026-05-21 04:19:48
● 2026-05-21 04:51:44
● 2026-05-21 21:09:10
○ 2026-05-21 21:52:32
● 2026-05-21 23:13:46
● 2026-05-22 16:15:58
○ 2026-05-22 18:07:56
● 2026-05-22 19:22:52
○ 2026-05-22 20:03:46
● 2026-05-22 21:23:06
● 2026-05-23 00:22:04
○ 2026-05-23 01:34:02
● 2026-05-23 02:57:24
● 2026-05-23 21:06:22
○ 2026-05-23 21:50:38
● 2026-05-23 23:10:42
● 2026-05-24 08:53:32
○ 2026-05-24 09:31:36
● 2026-05-24 10:12:12
● 2026-05-24 11:09:14
○ 2026-05-24 11:55:06
● 2026-05-24 13:27:02
○ 2026-05-24 14:30:26
● 2026-05-24 15:54:50
○ 2026-05-24 16:30:44
○ 2026-05-24 17:35:38
● 2026-05-24 18:48:34
● 2026-05-25 06:35:46
○ 2026-05-25 07:12:58
● 2026-05-25 08:46:54
● 2026-05-25 09:54:38
○ 2026-05-25 10:42:28
● 2026-05-25 11:56:52
● 2026-05-25 13:16:18
○ 2026-05-25 14:43:06
● 2026-05-25 15:21:54
● 2026-05-25 21:49:42
○ 2026-05-25 22:36:32
● 2026-05-25 23:59:10
● 2026-05-26 03:10:32
○ 2026-05-26 03:42:42
● 2026-05-26 04:15:26
● 2026-05-26 23:45:56
○ 2026-05-27 00:38:12
○ 2026-05-27 01:48:18
● 2026-05-27 02:23:12
● 2026-05-27 04:03:24
○ 2026-05-27 05:18:28
● 2026-05-27 06:14:50
● 2026-05-27 09:27:24
○ 2026-05-27 09:58:52
● 2026-05-27 10:31:00
○ 2026-05-27 11:08:42
○ 2026-05-27 15:21:16
● 2026-05-27 15:53:48
○ 2026-05-27 16:53:04
● 2026-05-27 18:01:58
○ 2026-05-27 18:57:04
● 2026-05-27 20:19:58
● 2026-05-28 03:58:08
○ 2026-05-28 04:28:36
● 2026-05-28 05:01:36
○ 2026-05-28 05:38:34
● 2026-05-28 06:10:42
○ 2026-05-28 06:48:38
○ 2026-05-28 10:18:46
● 2026-05-28 11:25:22
● 2026-05-28 16:48:44
○ 2026-05-28 17:19:40
● 2026-05-28 17:54:04
● 2026-05-28 18:57:18
○ 2026-05-28 19:29:50
● 2026-05-28 20:04:34
○ 2026-05-28 20:50:22
○ 2026-05-28 23:01:56
● 2026-05-29 00:03:08
● 2026-05-29 00:34:46
○ 2026-05-29 01:21:52
○ 2026-05-29 02:31:56
● 2026-05-29 03:51:42
○ 2026-05-29 04:51:56
○ 2026-05-29 05:54:34
● 2026-05-29 07:00:28
● 2026-05-29 07:57:46
○ 2026-05-29 09:24:32
○ 2026-05-29 22:09:58
● 2026-05-29 23:19:22
● 2026-05-30 01:24:12
○ 2026-05-30 01:59:06
○ 2026-05-30 04:00:04
● 2026-05-30 04:36:34
○ 2026-05-30 05:10:10
● 2026-05-30 05:43:12
○ 2026-05-30 06:20:06
○ 2026-05-30 08:32:22
● 2026-05-30 09:26:58
● 2026-05-30 12:33:22
○ 2026-05-30 13:12:22
○ 2026-05-30 14:22:22
● 2026-05-30 15:30:20
● 2026-05-30 22:44:22
○ 2026-05-30 23:30:44
● 2026-05-31 00:13:40
● 2026-05-31 03:27:38
○ 2026-05-31 04:04:00
○ 2026-05-31 05:14:00
● 2026-05-31 05:46:04
○ 2026-05-31 06:24:12
○ 2026-05-31 07:34:06
● 2026-05-31 08:39:48
○ 2026-05-31 09:54:04
○ 2026-06-01 14:53:34
● 2026-06-01 16:02:44
● 2026-06-01 20:00:00
○ 2026-06-01 20:38:32
● 2026-06-01 21:32:06
● 2026-06-01 23:33:40
○ 2026-06-02 00:08:52
● 2026-06-02 00:40:04
○ 2026-06-02 01:18:46
○ 2026-06-02 05:57:46
● 2026-06-02 07:05:52
● 2026-06-02 09:01:06
○ 2026-06-02 11:08:44
○ 2026-06-02 11:47:50
● 2026-06-02 12:25:46
● 2026-06-02 14:06:22
○ 2026-06-02 15:01:20
● 2026-06-02 15:36:54
○ 2026-06-02 16:28:30
○ 2026-06-02 17:00:36
● 2026-06-02 17:58:00
○ 2026-06-02 18:49:08
○ 2026-06-02 21:03:30
● 2026-06-02 21:39:24
● 2026-06-03 00:26:08
○ 2026-06-03 00:58:54
● 2026-06-03 01:31:36
○ 2026-06-03 02:12:28
○ 2026-06-03 02:53:52
● 2026-06-03 03:42:30
● 2026-06-03 04:43:44
○ 2026-06-03 05:21:56
○ 2026-06-03 06:31:54
● 2026-06-03 07:15:26
● 2026-06-03 07:59:56
○ 2026-06-03 08:51:36
● 2026-06-03 09:38:50
○ 2026-06-03 10:10:28
● 2026-06-03 11:08:52
● 2026-06-03 13:23:20
○ 2026-06-03 14:24:10
○ 2026-06-03 14:55:26
● 2026-06-03 15:44:08
● 2026-06-03 18:59:26
○ 2026-06-03 19:45:12
● 2026-06-03 20:33:16
● 2026-06-03 21:56:54
○ 2026-06-03 22:47:06
● 2026-06-03 23:25:54
○ 2026-06-03 23:57:08
● 2026-06-04 00:29:34
○ 2026-06-04 01:07:10
○ 2026-06-04 03:27:22
● 2026-06-04 04:37:10
○ 2026-06-04 05:47:20
● 2026-06-04 06:51:56
○ 2026-06-04 08:05:52
○ 2026-06-04 11:37:38
● 2026-06-04 12:44:22
● 2026-06-04 19:35:58
○ 2026-06-04 20:58:20
● 2026-06-04 21:42:44
● 2026-06-04 23:48:46
○ 2026-06-05 01:17:44
○ 2026-06-05 02:22:18
● 2026-06-05 02:56:02
● 2026-06-05 06:04:18
○ 2026-06-05 06:49:52
○ 2026-06-05 08:07:44
● 2026-06-05 09:13:00
● 2026-06-05 11:45:12
○ 2026-06-05 12:48:00
● 2026-06-05 13:24:38
● 2026-06-05 16:33:08
○ 2026-06-05 17:28:22
○ 2026-06-06 06:19:38
● 2026-06-06 07:11:46
● 2026-06-06 09:16:48
○ 2026-06-06 09:49:30
○ 2026-06-06 10:59:36
● 2026-06-06 11:35:08
○ 2026-06-06 12:09:50
● 2026-06-06 13:16:48
● 2026-06-06 14:29:40
○ 2026-06-06 17:38:46
● 2026-06-06 18:41:44
○ 2026-06-06 20:20:24
○ 2026-06-06 21:30:14
● 2026-06-06 22:53:22
● 2026-06-07 20:52:00
○ 2026-06-07 21:46:08
● 2026-06-07 22:50:14
● 2026-06-08 05:39:32
○ 2026-06-08 07:06:34
● 2026-06-08 07:52:10
○ 2026-06-08 08:28:36
○ 2026-06-09 09:49:02

○A18.154.110.32026-05-19 → 2026-06-08 · 217 obs

○A18.154.110.492026-05-19 → 2026-06-08 · 217 obs

○A18.154.110.522026-05-19 → 2026-06-08 · 217 obs

○A18.160.18.1022026-05-25 → 2026-05-25 · 4 obs

○ 2026-05-25 13:16:18
● 2026-05-25 14:43:06
○ 2026-05-25 15:21:54
○ 2026-06-09 09:49:02

○A18.160.18.112026-05-25 → 2026-05-25 · 4 obs

○ 2026-05-25 13:16:18
● 2026-05-25 14:43:06
○ 2026-05-25 15:21:54
○ 2026-06-09 09:49:02

○A18.160.18.1192026-05-25 → 2026-05-25 · 4 obs

○ 2026-05-25 13:16:18
● 2026-05-25 14:43:06
○ 2026-05-25 15:21:54
○ 2026-06-09 09:49:02

○A18.160.18.1262026-05-25 → 2026-05-25 · 4 obs

○ 2026-05-25 13:16:18
● 2026-05-25 14:43:06
○ 2026-05-25 15:21:54
○ 2026-06-09 09:49:02

○A18.164.32.1032026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 06:20:06
● 2026-05-30 07:30:16
○ 2026-05-30 08:32:22
○ 2026-06-09 09:49:02

○A18.164.32.122026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 06:20:06
● 2026-05-30 07:30:16
○ 2026-05-30 08:32:22
○ 2026-06-09 09:49:02

○A18.164.32.152026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 06:20:06
● 2026-05-30 07:30:16
○ 2026-05-30 08:32:22
○ 2026-06-09 09:49:02

○A18.164.32.242026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 06:20:06
● 2026-05-30 07:30:16
○ 2026-05-30 08:32:22
○ 2026-06-09 09:49:02

○A3.163.10.162026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 14:23:34
● 2026-06-01 14:53:34
○ 2026-06-01 16:02:44
○ 2026-06-09 09:49:02

○A3.163.10.832026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 14:23:34
● 2026-06-01 14:53:34
○ 2026-06-01 16:02:44
○ 2026-06-09 09:49:02

○A3.163.10.862026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 14:23:34
● 2026-06-01 14:53:34
○ 2026-06-01 16:02:44
○ 2026-06-09 09:49:02

○A3.163.10.942026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 14:23:34
● 2026-06-01 14:53:34
○ 2026-06-01 16:02:44
○ 2026-06-09 09:49:02

○A3.164.6.182026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 12:33:02
● 2026-06-01 13:43:34
○ 2026-06-01 14:23:34
○ 2026-06-09 09:49:02

○A3.164.6.602026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 12:33:02
● 2026-06-01 13:43:34
○ 2026-06-01 14:23:34
○ 2026-06-09 09:49:02

○A3.164.6.632026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 12:33:02
● 2026-06-01 13:43:34
○ 2026-06-01 14:23:34
○ 2026-06-09 09:49:02

○A3.164.6.902026-06-01 → 2026-06-01 · 4 obs

○ 2026-06-01 12:33:02
● 2026-06-01 13:43:34
○ 2026-06-01 14:23:34
○ 2026-06-09 09:49:02

○A3.170.229.1062026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 14:38:56
● 2026-05-27 15:21:16
○ 2026-05-27 15:53:48
○ 2026-06-09 09:49:02

○A3.170.229.392026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 14:38:56
● 2026-05-27 15:21:16
○ 2026-05-27 15:53:48
○ 2026-06-09 09:49:02

○A3.170.229.582026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 14:38:56
● 2026-05-27 15:21:16
○ 2026-05-27 15:53:48
○ 2026-06-09 09:49:02

○A3.170.229.972026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-27 14:38:56
● 2026-05-27 15:21:16
○ 2026-05-27 15:53:48
○ 2026-06-09 09:49:02

○A52.21.78.202017-04-17 → 2017-04-17 · 3 obs

● 2017-04-17 16:47:52
○ 2026-05-02 20:26:06
○ 2026-06-09 09:49:02

○A52.72.13.732017-04-17 → 2017-04-17 · 3 obs

● 2017-04-17 16:47:52
○ 2026-05-02 20:26:06
○ 2026-06-09 09:49:02

○A54.192.151.1092026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-05 06:04:18
● 2026-06-05 06:49:52
○ 2026-06-05 08:07:44
○ 2026-06-09 09:49:02

○A54.192.151.1262026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-05 06:04:18
● 2026-06-05 06:49:52
○ 2026-06-05 08:07:44
○ 2026-06-09 09:49:02

○A54.192.151.762026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-05 06:04:18
● 2026-06-05 06:49:52
○ 2026-06-05 08:07:44
○ 2026-06-09 09:49:02

○A54.192.151.952026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-05 06:04:18
● 2026-06-05 06:49:52
○ 2026-06-05 08:07:44
○ 2026-06-09 09:49:02

○A54.236.245.832017-04-17 → 2017-04-17 · 3 obs

● 2017-04-17 16:47:52
○ 2026-05-02 20:26:06
○ 2026-06-09 09:49:02

○A99.86.12.1292026-05-03 → 2026-06-09 · 30 obs

○ 2026-05-02 20:26:06
● 2026-05-03 16:27:20
○ 2026-05-14 21:09:50
● 2026-05-14 22:48:34
○ 2026-05-15 00:42:58
● 2026-05-15 05:40:56
● 2026-05-15 09:29:20
○ 2026-05-15 13:36:36
● 2026-05-15 14:28:16
○ 2026-05-15 15:17:24
○ 2026-05-15 16:38:44
● 2026-05-15 18:07:40
○ 2026-05-16 05:04:46
● 2026-05-16 06:05:22
● 2026-05-17 12:14:10
○ 2026-05-17 13:56:42
● 2026-05-17 17:13:28
○ 2026-05-18 01:26:00
● 2026-05-18 02:02:44
● 2026-05-19 07:20:38
○ 2026-05-19 10:38:10
○ 2026-06-08 07:52:10
● 2026-06-08 08:28:36
○ 2026-06-08 09:26:44
○ 2026-06-08 16:27:08
● 2026-06-08 17:08:52
○ 2026-06-08 18:47:48
● 2026-06-09 08:34:06
○ 2026-06-09 09:48:58
○ 2026-06-09 09:49:02

○A99.86.12.22026-05-03 → 2026-06-09 · 30 obs

○A99.86.12.202026-05-03 → 2026-06-09 · 30 obs

○A99.86.12.882026-05-03 → 2026-06-09 · 30 obs

○CNAMEcluster57-516572106.us-east-1.elb.amazonaws.com2017-04-17 → 2017-04-17 · 3 obs

● 2017-04-17 16:47:52
○ 2026-05-02 20:26:06
○ 2026-06-09 09:49:02

○CNAMEcluster57.instructure.com2017-04-17 → 2017-04-17 · 3 obs

● 2017-04-17 16:47:52
○ 2026-05-02 20:26:06
○ 2026-06-09 09:49:02

○CNAMEcluster98.instructure.com2026-05-02 → 2026-06-09 · 2 obs

○ 2026-05-02 20:26:06
○ 2026-06-09 09:49:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net...	-
instructure.com	ns-2.awsdns-00.com, ns-996.awsdns-60.net, ns-1799.awsdns-32.co.uk, ns-1354.awsdns-41.org	2 records

✅ Authoritative Response

Server:205.251.197.74

NS records: ns-2.awsdns-00.com, ns-996.awsdns-60.net, ns-1799.awsdns-32.co.uk, ns-1354.awsdns-41.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instructure.com (unsigned zone)

⏱️ Timing

Total: 495ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.227.110.77, 13.227.110.2...`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-2.awsdns-00.com, ns-2.awsdns-00.com)

Analysis

IP Addresses

stanford.instructure.com maps to 4 IP numbers, specifically 13.227.110.2, 13.227.110.27, 13.227.110.43 and 13.227.110.77.

Two other host names, along with rnetnpoh0ub.hu.www.carousell.app.link, tu9srvbirvvtmtkkys5zy29yzwnhcmryzxnlyxjjac5jb200.g00.wowhead.com and aviadyef.quickconnect.to, also share IP numbers with stanford.instructure.com.

stanford.instructure.com - robtex.com