feu.instructure.com - dns.ninja

`feu.instructure.com`

DNSSEC	⚠️ Not signed
A	13.224.252.41^{🇺🇸 Amazon13.224.252.0/24 - Cloudfront}
		PTR	`server-13-224-252-41.gru3.r.cloudfront.net`
A	13.224.252.72^{🇺🇸 Amazon13.224.252.0/24 - Cloudfront}
A	13.224.252.103^{🇺🇸 Amazon13.224.252.0/24 - Cloudfront}
A	13.224.252.122^{🇺🇸 Amazon13.224.252.0/24 - 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	`stripe-verification=B0532755BD8D4E0C6B601C3FCDB1DF203E57A8D2CDA9A7F9F84F8BD64...`
	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 #1489 globally
rank #798 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #2,050

Same first word

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fue.center

ufe.eu

fue.nl

DNS History

94 records (4 active, 90 former)

○A108.139.113.1132026-04-09 → 2026-06-07 · 20 obs

○ 2026-04-09 05:21:32
● 2026-04-09 23:15:58
○ 2026-04-10 03:31:04
○ 2026-04-10 22:58:10
● 2026-04-11 11:08:18
○ 2026-04-11 20:38:54
● 2026-04-12 02:45:10
○ 2026-04-12 11:32:44
○ 2026-04-14 00:39:40
● 2026-04-14 10:48:12
● 2026-04-14 23:54:58
○ 2026-04-16 09:34:24
○ 2026-05-18 08:08:02
● 2026-05-18 21:40:06
○ 2026-05-19 01:50:22
○ 2026-06-07 13:19:20
● 2026-06-07 17:36:52
● 2026-06-07 18:37:46
○ 2026-06-07 20:40:34
○ 2026-08-08 19:03:48

○A108.139.113.232026-04-09 → 2026-06-07 · 20 obs

○A108.139.113.512026-04-09 → 2026-06-07 · 20 obs

○A108.139.113.592026-04-09 → 2026-06-07 · 20 obs

○A108.158.186.1212026-03-30 → 2026-07-27 · 27 obs

○ 2026-03-30 00:14:40
● 2026-03-30 11:05:28
● 2026-03-30 13:45:00
○ 2026-03-30 23:02:18
○ 2026-05-02 21:17:28
● 2026-05-03 09:48:26
○ 2026-05-03 15:21:40
○ 2026-05-06 00:27:42
● 2026-05-06 13:13:52
● 2026-05-07 00:58:40
○ 2026-05-07 08:04:08
○ 2026-05-19 08:41:46
● 2026-07-03 01:15:08
○ 2026-07-03 05:46:04
● 2026-07-14 00:37:54
○ 2026-07-14 02:56:04
● 2026-07-23 06:41:42
○ 2026-07-23 11:43:14
● 2026-07-24 05:30:42
○ 2026-07-25 08:35:14
● 2026-07-25 19:00:42
○ 2026-07-25 23:40:24
● 2026-07-26 03:29:52
○ 2026-07-27 12:24:32
● 2026-07-27 22:14:10
○ 2026-07-28 04:03:54
○ 2026-08-08 19:03:48

○A108.158.186.262026-03-30 → 2026-07-27 · 27 obs

○A108.158.186.92026-03-30 → 2026-07-27 · 27 obs

○A108.158.186.962026-03-30 → 2026-07-27 · 27 obs

●A13.224.252.1032026-04-29 → 2026-08-08 · 42 obs

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

●A13.224.252.1222026-04-29 → 2026-08-08 · 42 obs

●A13.224.252.412026-04-29 → 2026-08-08 · 42 obs

●A13.224.252.722026-04-29 → 2026-08-08 · 42 obs

○A13.225.107.1172026-03-28 → 2026-04-26 · 20 obs

○ 2026-03-28 00:50:32
● 2026-03-28 14:25:32
○ 2026-03-29 23:22:28
● 2026-03-30 00:14:40
○ 2026-03-30 11:05:28
○ 2026-04-06 03:57:50
● 2026-04-06 09:57:00
● 2026-04-08 16:17:46
○ 2026-04-09 05:21:32
○ 2026-04-16 15:57:54
● 2026-04-17 12:11:50
○ 2026-04-18 12:25:00
○ 2026-04-24 04:49:46
● 2026-04-24 12:12:28
● 2026-04-25 17:21:36
○ 2026-04-25 20:48:58
○ 2026-04-26 12:57:26
● 2026-04-26 18:42:50
○ 2026-04-26 20:55:36
○ 2026-08-08 19:03:48

○A13.225.107.452026-03-28 → 2026-04-26 · 20 obs

○A13.225.107.542026-03-28 → 2026-04-26 · 20 obs

○A13.225.107.912026-03-28 → 2026-04-26 · 20 obs

○A13.226.209.22026-02-15 → 2026-08-08 · 24 obs

● 2026-02-15 18:11:14
● 2026-02-15 23:24:14
○ 2026-02-16 03:59:50
○ 2026-03-04 06:54:16
● 2026-03-07 01:20:34
○ 2026-03-07 14:17:58
○ 2026-06-17 09:24:56
● 2026-06-21 19:19:44
● 2026-06-24 07:07:28
○ 2026-06-26 13:57:14
● 2026-06-29 22:13:28
○ 2026-07-03 01:15:08
● 2026-07-05 10:01:26
○ 2026-07-07 11:52:50
● 2026-07-09 12:49:16
● 2026-07-11 14:40:36
○ 2026-07-11 15:26:34
● 2026-07-12 09:09:10
○ 2026-07-12 16:41:58
● 2026-08-07 12:50:58
○ 2026-08-07 13:45:58
● 2026-08-08 07:32:36
○ 2026-08-08 11:48:58
○ 2026-08-08 19:03:48

○A13.226.209.262026-02-15 → 2026-08-08 · 24 obs

○A13.226.209.922026-02-15 → 2026-08-08 · 24 obs

○A13.226.209.992026-02-15 → 2026-08-08 · 24 obs

○A13.33.131.1282026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 08:35:14
● 2026-07-25 14:38:48
○ 2026-07-25 19:00:42
○ 2026-08-08 19:03:48

○A13.33.131.182026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 08:35:14
● 2026-07-25 14:38:48
○ 2026-07-25 19:00:42
○ 2026-08-08 19:03:48

○A13.33.131.592026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 08:35:14
● 2026-07-25 14:38:48
○ 2026-07-25 19:00:42
○ 2026-08-08 19:03:48

○A13.33.131.882026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 08:35:14
● 2026-07-25 14:38:48
○ 2026-07-25 19:00:42
○ 2026-08-08 19:03:48

○A13.33.235.392026-03-24 → 2026-08-08 · 24 obs

○ 2026-03-23 19:14:40
● 2026-03-24 07:02:04
○ 2026-03-24 12:22:22
● 2026-03-24 14:26:04
○ 2026-03-25 00:18:58
● 2026-03-25 03:28:28
○ 2026-03-25 04:07:44
● 2026-03-25 07:18:24
○ 2026-03-25 10:16:24
○ 2026-03-26 23:53:24
● 2026-03-27 02:13:58
○ 2026-03-27 03:19:14
● 2026-03-27 07:23:26
○ 2026-03-27 08:22:44
○ 2026-03-27 14:27:38
● 2026-03-27 17:27:58
○ 2026-03-28 00:50:32
● 2026-07-14 07:42:26
○ 2026-07-14 09:00:06
● 2026-08-08 01:31:06
○ 2026-08-08 07:32:36
● 2026-08-08 15:54:18
○ 2026-08-08 16:26:48
○ 2026-08-08 19:03:48

○A13.33.235.712026-03-24 → 2026-08-08 · 24 obs

○A13.33.235.722026-03-24 → 2026-08-08 · 24 obs

○A13.33.235.862026-03-24 → 2026-08-08 · 24 obs

○A13.35.107.1042026-07-12 → 2026-07-30 · 20 obs

○ 2026-07-12 09:09:10
● 2026-07-12 16:41:58
○ 2026-07-12 20:28:16
● 2026-07-13 17:00:06
○ 2026-07-13 18:48:02
● 2026-07-14 03:28:54
○ 2026-07-14 07:42:26
● 2026-07-15 11:02:08
○ 2026-07-15 11:51:22
● 2026-07-20 21:27:52
○ 2026-07-21 04:48:40
● 2026-07-21 22:35:36
○ 2026-07-22 02:28:56
● 2026-07-22 03:04:36
○ 2026-07-22 12:58:10
● 2026-07-26 00:21:52
○ 2026-07-26 03:29:52
● 2026-07-30 00:51:18
○ 2026-07-30 09:10:28
○ 2026-08-08 19:03:48

○A13.35.107.272026-07-12 → 2026-07-30 · 20 obs

○A13.35.107.392026-07-12 → 2026-07-30 · 20 obs

○A13.35.107.412026-07-12 → 2026-07-30 · 20 obs

○A13.35.36.382026-05-27 → 2026-05-29 · 8 obs

○ 2026-05-27 03:09:04
● 2026-05-27 09:13:32
○ 2026-05-27 15:40:44
○ 2026-05-28 18:29:10
● 2026-05-29 00:30:16
● 2026-05-29 07:06:54
○ 2026-05-29 08:40:14
○ 2026-08-08 19:03:48

○A13.35.36.412026-05-27 → 2026-05-29 · 8 obs

○ 2026-05-27 03:09:04
● 2026-05-27 09:13:32
○ 2026-05-27 15:40:44
○ 2026-05-28 18:29:10
● 2026-05-29 00:30:16
● 2026-05-29 07:06:54
○ 2026-05-29 08:40:14
○ 2026-08-08 19:03:48

○A13.35.36.432026-05-27 → 2026-05-29 · 8 obs

○ 2026-05-27 03:09:04
● 2026-05-27 09:13:32
○ 2026-05-27 15:40:44
○ 2026-05-28 18:29:10
● 2026-05-29 00:30:16
● 2026-05-29 07:06:54
○ 2026-05-29 08:40:14
○ 2026-08-08 19:03:48

○A13.35.36.532026-05-27 → 2026-05-29 · 8 obs

○ 2026-05-27 03:09:04
● 2026-05-27 09:13:32
○ 2026-05-27 15:40:44
○ 2026-05-28 18:29:10
● 2026-05-29 00:30:16
● 2026-05-29 07:06:54
○ 2026-05-29 08:40:14
○ 2026-08-08 19:03:48

○A18.154.206.1282026-02-16 → 2026-08-07 · 39 obs

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

○A18.154.206.312026-02-16 → 2026-08-07 · 39 obs

○A18.154.206.372026-02-16 → 2026-08-07 · 39 obs

○A18.154.206.62026-02-16 → 2026-08-07 · 39 obs

○A18.161.246.1172026-05-26 → 2026-05-26 · 4 obs

○ 2026-05-23 21:30:10
● 2026-05-26 22:02:02
○ 2026-05-27 03:09:04
○ 2026-08-08 19:03:48

○A18.161.246.162026-05-26 → 2026-05-26 · 4 obs

○ 2026-05-23 21:30:10
● 2026-05-26 22:02:02
○ 2026-05-27 03:09:04
○ 2026-08-08 19:03:48

○A18.161.246.792026-05-26 → 2026-05-26 · 4 obs

○ 2026-05-23 21:30:10
● 2026-05-26 22:02:02
○ 2026-05-27 03:09:04
○ 2026-08-08 19:03:48

○A18.161.246.862026-05-26 → 2026-05-26 · 4 obs

○ 2026-05-23 21:30:10
● 2026-05-26 22:02:02
○ 2026-05-27 03:09:04
○ 2026-08-08 19:03:48

○A18.165.116.1062026-03-31 → 2026-07-29 · 6 obs

○ 2026-03-30 23:02:18
● 2026-03-31 08:12:40
○ 2026-03-31 18:28:30
● 2026-07-29 11:57:22
○ 2026-07-29 16:47:00
○ 2026-08-08 19:03:48

○A18.165.116.1082026-03-31 → 2026-07-29 · 6 obs

○ 2026-03-30 23:02:18
● 2026-03-31 08:12:40
○ 2026-03-31 18:28:30
● 2026-07-29 11:57:22
○ 2026-07-29 16:47:00
○ 2026-08-08 19:03:48

○A18.165.116.882026-03-31 → 2026-07-29 · 6 obs

○ 2026-03-30 23:02:18
● 2026-03-31 08:12:40
○ 2026-03-31 18:28:30
● 2026-07-29 11:57:22
○ 2026-07-29 16:47:00
○ 2026-08-08 19:03:48

○A18.165.116.952026-03-31 → 2026-07-29 · 6 obs

○ 2026-03-30 23:02:18
● 2026-03-31 08:12:40
○ 2026-03-31 18:28:30
● 2026-07-29 11:57:22
○ 2026-07-29 16:47:00
○ 2026-08-08 19:03:48

○A18.165.122.172026-07-12 → 2026-07-20 · 21 obs

○ 2026-07-11 15:26:34
● 2026-07-12 06:34:00
○ 2026-07-12 08:14:56
● 2026-07-13 18:48:02
○ 2026-07-13 22:07:40
○ 2026-07-14 03:28:54
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○ 2026-07-14 23:09:34
● 2026-07-15 03:25:32
○ 2026-07-15 08:46:30
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● 2026-07-16 04:29:58
○ 2026-07-16 10:06:46
○ 2026-07-16 13:29:24
● 2026-07-16 18:41:26
● 2026-07-17 01:11:28
○ 2026-07-17 02:14:40
● 2026-07-20 17:34:18
○ 2026-07-20 20:08:34
○ 2026-08-08 19:03:48

○A18.165.122.502026-07-12 → 2026-07-20 · 21 obs

○A18.165.122.542026-07-12 → 2026-07-20 · 21 obs

○A18.165.122.702026-07-12 → 2026-07-20 · 21 obs

○A18.173.132.222026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-11 02:18:54
● 2026-03-14 15:59:18
○ 2026-03-14 19:36:56
○ 2026-08-08 19:03:48

○A18.173.132.42026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-11 02:18:54
● 2026-03-14 15:59:18
○ 2026-03-14 19:36:56
○ 2026-08-08 19:03:48

○A18.173.132.662026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-11 02:18:54
● 2026-03-14 15:59:18
○ 2026-03-14 19:36:56
○ 2026-08-08 19:03:48

○A18.173.132.992026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-11 02:18:54
● 2026-03-14 15:59:18
○ 2026-03-14 19:36:56
○ 2026-08-08 19:03:48

○A18.239.168.1012026-04-24 → 2026-08-02 · 22 obs

○ 2026-04-22 03:11:04
● 2026-04-24 04:49:46
○ 2026-04-24 12:12:28
○ 2026-04-25 23:06:58
● 2026-04-26 00:30:38
○ 2026-04-26 04:56:40
○ 2026-04-26 23:39:04
● 2026-04-27 08:53:46
○ 2026-04-28 10:15:20
○ 2026-05-02 07:39:40
● 2026-05-02 21:17:28
○ 2026-05-03 09:48:26
○ 2026-05-04 06:50:56
● 2026-05-04 21:31:48
● 2026-05-05 18:16:14
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○ 2026-05-11 10:17:42
● 2026-05-12 05:29:02
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○ 2026-08-08 19:03:48

○A18.239.168.332026-04-24 → 2026-08-02 · 22 obs

○A18.239.168.522026-04-24 → 2026-08-02 · 22 obs

○A18.239.168.642026-04-24 → 2026-08-02 · 22 obs

○A18.245.218.1162026-02-16 → 2026-04-22 · 21 obs

○ 2026-02-16 03:59:50
● 2026-02-16 16:00:10
○ 2026-02-16 21:36:06
○ 2026-02-16 23:24:46
● 2026-02-17 02:00:18
● 2026-03-04 06:54:16
○ 2026-03-07 01:20:34
○ 2026-03-09 11:04:40
● 2026-03-11 02:18:54
○ 2026-03-14 15:59:18
● 2026-03-17 22:53:48
● 2026-03-23 11:42:06
○ 2026-03-23 19:14:40
○ 2026-04-12 13:08:20
● 2026-04-14 00:39:40
● 2026-04-18 12:25:00
○ 2026-04-20 02:41:36
● 2026-04-20 06:22:14
● 2026-04-22 03:11:04
○ 2026-04-24 04:49:46
○ 2026-08-08 19:03:48

○A18.245.218.372026-02-16 → 2026-04-22 · 21 obs

○A18.245.218.52026-02-16 → 2026-04-22 · 21 obs

○A18.245.218.962026-02-16 → 2026-04-22 · 21 obs

○A18.67.233.1022026-05-30 → 2026-06-05 · 13 obs

○ 2026-05-29 08:40:14
● 2026-05-30 10:39:54
○ 2026-05-30 11:11:34
○ 2026-06-01 12:08:00
● 2026-06-01 14:31:40
○ 2026-06-01 15:03:20
○ 2026-06-03 20:20:26
● 2026-06-03 21:45:10
○ 2026-06-03 22:26:06
○ 2026-06-05 08:12:44
● 2026-06-05 11:37:30
○ 2026-06-05 12:28:06
○ 2026-08-08 19:03:48

○A18.67.233.1092026-05-30 → 2026-06-05 · 13 obs

○A18.67.233.1152026-05-30 → 2026-06-05 · 13 obs

○A18.67.233.142026-05-30 → 2026-06-05 · 13 obs

○A3.166.160.1032026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 03:29:52
● 2026-07-27 12:24:32
○ 2026-07-27 22:14:10
● 2026-07-28 16:12:22
○ 2026-07-28 18:47:10
○ 2026-08-08 19:03:48

○A3.166.160.1162026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 03:29:52
● 2026-07-27 12:24:32
○ 2026-07-27 22:14:10
● 2026-07-28 16:12:22
○ 2026-07-28 18:47:10
○ 2026-08-08 19:03:48

○A3.166.160.212026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 03:29:52
● 2026-07-27 12:24:32
○ 2026-07-27 22:14:10
● 2026-07-28 16:12:22
○ 2026-07-28 18:47:10
○ 2026-08-08 19:03:48

○A3.166.160.302026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 03:29:52
● 2026-07-27 12:24:32
○ 2026-07-27 22:14:10
● 2026-07-28 16:12:22
○ 2026-07-28 18:47:10
○ 2026-08-08 19:03:48

○A3.173.182.1172026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-29 02:18:08
● 2026-06-29 07:23:14
○ 2026-06-29 08:34:04
○ 2026-08-08 19:03:48

○A3.173.182.1222026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-29 02:18:08
● 2026-06-29 07:23:14
○ 2026-06-29 08:34:04
○ 2026-08-08 19:03:48

○A3.173.182.472026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-29 02:18:08
● 2026-06-29 07:23:14
○ 2026-06-29 08:34:04
○ 2026-08-08 19:03:48

○A3.173.182.532026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-29 02:18:08
● 2026-06-29 07:23:14
○ 2026-06-29 08:34:04
○ 2026-08-08 19:03:48

○A52.222.201.112026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-25 19:00:42
● 2026-07-25 23:40:24
○ 2026-07-26 00:21:52
● 2026-07-28 04:03:54
○ 2026-07-28 07:51:42
○ 2026-08-08 19:03:48

○A52.222.201.1262026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-25 19:00:42
● 2026-07-25 23:40:24
○ 2026-07-26 00:21:52
● 2026-07-28 04:03:54
○ 2026-07-28 07:51:42
○ 2026-08-08 19:03:48

○A52.222.201.22026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-25 19:00:42
● 2026-07-25 23:40:24
○ 2026-07-26 00:21:52
● 2026-07-28 04:03:54
○ 2026-07-28 07:51:42
○ 2026-08-08 19:03:48

○A52.222.201.842026-07-25 → 2026-07-28 · 6 obs

○ 2026-07-25 19:00:42
● 2026-07-25 23:40:24
○ 2026-07-26 00:21:52
● 2026-07-28 04:03:54
○ 2026-07-28 07:51:42
○ 2026-08-08 19:03:48

○A52.85.12.1072026-05-19 → 2026-07-02 · 21 obs

○ 2026-05-19 08:41:46
● 2026-05-19 22:11:10
○ 2026-05-20 05:13:52
○ 2026-05-20 08:10:04
● 2026-05-20 09:59:06
● 2026-05-22 02:39:18
○ 2026-05-22 08:01:32
○ 2026-05-23 16:17:28
● 2026-05-23 21:30:10
● 2026-05-31 06:02:24
○ 2026-05-31 14:48:14
● 2026-06-01 17:54:22
● 2026-06-06 22:52:06
○ 2026-06-07 04:36:44
○ 2026-06-08 08:29:36
● 2026-06-30 04:44:20
● 2026-07-01 03:32:02
○ 2026-07-01 09:10:36
● 2026-07-02 07:09:06
○ 2026-07-03 00:10:12
○ 2026-08-08 19:03:48

○A52.85.12.112026-05-19 → 2026-07-02 · 21 obs

○A52.85.12.1142026-05-19 → 2026-07-02 · 21 obs

○A52.85.12.182026-05-19 → 2026-07-02 · 21 obs

○A54.230.201.1062026-04-25 → 2026-06-30 · 21 obs

○ 2026-04-25 17:21:36
● 2026-04-25 20:48:58
○ 2026-04-25 23:06:58
○ 2026-04-26 00:30:38
● 2026-04-26 04:56:40
● 2026-05-01 02:01:04
○ 2026-05-01 05:42:26
○ 2026-05-07 19:25:54
● 2026-05-08 06:47:16
● 2026-05-18 08:08:02
○ 2026-05-18 21:40:06
○ 2026-06-08 08:29:36
● 2026-06-08 09:00:04
● 2026-06-17 09:24:56
○ 2026-06-21 19:19:44
○ 2026-06-29 02:18:08
● 2026-06-30 03:56:04
○ 2026-06-30 04:44:20
● 2026-06-30 13:31:10
○ 2026-06-30 22:31:06
○ 2026-08-08 19:03:48

○A54.230.201.252026-04-25 → 2026-06-30 · 21 obs

○A54.230.201.342026-04-25 → 2026-06-30 · 21 obs

○A54.230.201.442026-04-25 → 2026-06-30 · 21 obs

○A99.84.132.1162026-03-31 → 2026-07-30 · 28 obs

○ 2026-03-31 18:28:30
● 2026-03-31 22:23:12
○ 2026-04-01 01:07:22
● 2026-04-01 07:39:40
● 2026-04-02 18:27:04
○ 2026-04-03 02:02:40
● 2026-04-04 02:07:12
○ 2026-04-05 03:31:08
○ 2026-05-22 02:39:18
● 2026-06-22 22:48:06
○ 2026-06-23 19:23:42
● 2026-06-24 20:07:34
● 2026-06-26 13:57:14
○ 2026-06-27 07:37:36
● 2026-06-29 02:18:08
● 2026-06-29 08:34:04
○ 2026-06-29 09:40:58
● 2026-06-29 16:53:20
○ 2026-06-29 22:13:28
● 2026-07-28 07:51:42
○ 2026-07-28 16:12:22
● 2026-07-28 18:47:10
○ 2026-07-29 11:57:22
● 2026-07-30 00:11:00
○ 2026-07-30 00:51:18
● 2026-07-30 09:10:28
○ 2026-07-30 10:09:36
○ 2026-08-08 19:03:48

○A99.84.132.1222026-03-31 → 2026-07-30 · 28 obs

○A99.84.132.142026-03-31 → 2026-07-30 · 28 obs

○A99.84.132.332026-03-31 → 2026-07-30 · 28 obs

○CNAMEcluster220.instructure.com2020-09-04 → 2026-02-17 · 5 obs

○ 2017-09-23 04:05:24
● 2020-09-04 05:34:06
● 2026-02-17 05:13:56
○ 2026-02-17 15:16:02
○ 2026-08-08 19:03:48

○CNAMEcluster42.instructure.com2017-09-23 → 2017-09-23 · 3 obs

● 2017-09-23 04:05:24
○ 2020-09-04 05:34:06
○ 2026-08-08 19:03:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.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: 552ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.209.26, 13.226.209.92...`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

feu.instructure.com points to the four IP addresses 13.224.252.41, 13.224.252.72, 13.224.252.103 and 13.224.252.122.

smart-brazil.com, rxc.bet, community.tabbrowser.jp plus two other host names have IP numbers in common with feu.instructure.com.