bac.instructure.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`bac.instructure.com`

DNSSEC	⚠️ Not signed
A	108.138.103.3^{🇺🇸 Amazon108.136.0.0/14}
		PTR	`server-108-138-103-3.gru1.r.cloudfront.net`
A	108.138.103.57^{🇺🇸 Amazon108.136.0.0/14}
A	108.138.103.99^{🇺🇸 Amazon108.136.0.0/14}
A	108.138.103.107^{🇺🇸 Amazon108.136.0.0/14}

`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 #1478 globally
rank #792 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #2,119

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DNS History

125 records (4 active, 121 former)

●A108.138.103.1072026-06-10 → 2026-08-16 · 53 obs

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

●A108.138.103.32026-06-10 → 2026-08-16 · 53 obs

●A108.138.103.572026-06-10 → 2026-08-16 · 53 obs

●A108.138.103.992026-06-10 → 2026-08-16 · 53 obs

○A108.157.173.562026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 15:09:44
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-08-16 13:15:02

○A108.157.173.592026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 15:09:44
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-08-16 13:15:02

○A108.157.173.682026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 15:09:44
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-08-16 13:15:02

○A108.157.173.702026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 15:09:44
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-08-16 13:15:02

○A108.158.186.1162026-05-06 → 2026-07-28 · 18 obs

○ 2026-05-02 10:05:14
● 2026-05-06 16:12:22
● 2026-05-06 17:20:52
○ 2026-05-06 20:19:04
○ 2026-05-28 20:04:34
● 2026-07-02 23:14:42
○ 2026-07-03 12:39:12
● 2026-07-13 20:33:00
○ 2026-07-14 10:30:34
● 2026-07-23 07:31:58
● 2026-07-24 05:28:46
○ 2026-07-24 16:27:12
○ 2026-07-27 06:43:18
● 2026-07-27 21:17:56
○ 2026-07-27 23:00:58
● 2026-07-28 02:04:24
○ 2026-07-28 02:35:34
○ 2026-08-16 13:15:02

○A108.158.186.22026-05-06 → 2026-07-28 · 18 obs

○A108.158.186.342026-05-06 → 2026-07-28 · 18 obs

○A108.158.186.992026-05-06 → 2026-07-28 · 18 obs

○A13.226.144.122026-04-06 → 2026-04-21 · 11 obs

○ 2026-04-06 04:48:50
● 2026-04-06 17:05:54
● 2026-04-07 07:02:02
○ 2026-04-08 01:08:22
○ 2026-04-09 06:43:50
● 2026-04-09 11:56:28
● 2026-04-12 18:18:46
○ 2026-04-21 10:51:16
● 2026-04-21 18:26:12
○ 2026-04-24 10:28:26
○ 2026-08-16 13:15:02

○A13.226.144.432026-04-06 → 2026-04-21 · 11 obs

○A13.226.144.62026-04-06 → 2026-04-21 · 11 obs

○A13.226.144.612026-04-06 → 2026-04-21 · 11 obs

○A13.226.238.1152026-08-15 → 2026-08-15 · 4 obs

○ 2026-08-15 07:15:50
● 2026-08-15 09:47:22
○ 2026-08-15 11:04:54
○ 2026-08-16 13:15:02

○A13.226.238.402026-08-15 → 2026-08-15 · 4 obs

○ 2026-08-15 07:15:50
● 2026-08-15 09:47:22
○ 2026-08-15 11:04:54
○ 2026-08-16 13:15:02

○A13.226.238.762026-08-15 → 2026-08-15 · 4 obs

○ 2026-08-15 07:15:50
● 2026-08-15 09:47:22
○ 2026-08-15 11:04:54
○ 2026-08-16 13:15:02

○A13.226.238.982026-08-15 → 2026-08-15 · 4 obs

○ 2026-08-15 07:15:50
● 2026-08-15 09:47:22
○ 2026-08-15 11:04:54
○ 2026-08-16 13:15:02

○A13.227.107.302026-04-06 → 2026-04-09 · 8 obs

○ 2026-04-05 23:20:08
● 2026-04-06 04:48:50
○ 2026-04-06 17:05:54
○ 2026-04-07 07:02:02
● 2026-04-08 01:08:22
● 2026-04-09 06:43:50
○ 2026-04-09 11:56:28
○ 2026-08-16 13:15:02

○A13.227.107.462026-04-06 → 2026-04-09 · 8 obs

○ 2026-04-05 23:20:08
● 2026-04-06 04:48:50
○ 2026-04-06 17:05:54
○ 2026-04-07 07:02:02
● 2026-04-08 01:08:22
● 2026-04-09 06:43:50
○ 2026-04-09 11:56:28
○ 2026-08-16 13:15:02

○A13.227.107.502026-04-06 → 2026-04-09 · 8 obs

○ 2026-04-05 23:20:08
● 2026-04-06 04:48:50
○ 2026-04-06 17:05:54
○ 2026-04-07 07:02:02
● 2026-04-08 01:08:22
● 2026-04-09 06:43:50
○ 2026-04-09 11:56:28
○ 2026-08-16 13:15:02

○A13.227.107.582026-04-06 → 2026-04-09 · 8 obs

○ 2026-04-05 23:20:08
● 2026-04-06 04:48:50
○ 2026-04-06 17:05:54
○ 2026-04-07 07:02:02
● 2026-04-08 01:08:22
● 2026-04-09 06:43:50
○ 2026-04-09 11:56:28
○ 2026-08-16 13:15:02

○A13.227.110.22026-05-01 → 2026-06-10 · 18 obs

○ 2026-04-29 14:55:16
● 2026-05-01 19:55:26
○ 2026-05-01 20:30:24
○ 2026-05-02 00:27:46
● 2026-05-02 03:21:54
○ 2026-05-02 10:05:14
○ 2026-05-31 03:35:36
● 2026-05-31 13:17:06
● 2026-06-01 08:26:20
○ 2026-06-01 14:30:36
○ 2026-06-08 04:08:30
● 2026-06-08 22:11:30
○ 2026-06-09 22:43:52
○ 2026-06-10 01:52:32
● 2026-06-10 03:24:58
● 2026-06-10 04:09:00
○ 2026-06-10 14:12:54
○ 2026-08-16 13:15:02

○A13.227.110.272026-05-01 → 2026-06-10 · 18 obs

○A13.227.110.432026-05-01 → 2026-06-10 · 18 obs

○A13.227.110.772026-05-01 → 2026-06-10 · 18 obs

○A13.33.109.1172026-04-21 → 2026-08-02 · 17 obs

○ 2026-04-12 18:18:46
● 2026-04-21 10:51:16
○ 2026-04-21 18:26:12
○ 2026-04-26 06:23:32
● 2026-04-26 21:25:28
○ 2026-04-26 22:18:06
○ 2026-05-09 09:09:46
● 2026-05-09 13:45:42
○ 2026-05-09 14:34:04
○ 2026-05-19 16:29:56
● 2026-05-19 20:42:24
○ 2026-05-19 21:30:14
● 2026-08-02 10:47:00
○ 2026-08-02 13:54:26
● 2026-08-02 20:48:00
○ 2026-08-02 21:59:34
○ 2026-08-16 13:15:02

○A13.33.109.442026-04-21 → 2026-08-02 · 17 obs

○A13.33.109.942026-04-21 → 2026-08-02 · 17 obs

○A13.33.109.972026-04-21 → 2026-08-02 · 17 obs

○A13.33.131.1272026-07-23 → 2026-07-23 · 4 obs

○ 2026-07-23 07:31:58
● 2026-07-23 10:08:56
○ 2026-07-23 11:04:06
○ 2026-08-16 13:15:02

○A13.33.131.272026-07-23 → 2026-07-23 · 4 obs

○ 2026-07-23 07:31:58
● 2026-07-23 10:08:56
○ 2026-07-23 11:04:06
○ 2026-08-16 13:15:02

○A13.33.131.382026-07-23 → 2026-07-23 · 4 obs

○ 2026-07-23 07:31:58
● 2026-07-23 10:08:56
○ 2026-07-23 11:04:06
○ 2026-08-16 13:15:02

○A13.33.131.772026-07-23 → 2026-07-23 · 4 obs

○ 2026-07-23 07:31:58
● 2026-07-23 10:08:56
○ 2026-07-23 11:04:06
○ 2026-08-16 13:15:02

○A13.33.235.1262026-07-14 → 2026-08-13 · 28 obs

○ 2026-07-13 20:33:00
● 2026-07-14 08:01:42
○ 2026-07-14 09:28:40
● 2026-07-15 06:51:38
○ 2026-07-15 09:39:42
● 2026-08-05 14:20:02
○ 2026-08-05 16:10:04
● 2026-08-07 22:22:48
○ 2026-08-07 23:47:10
● 2026-08-08 00:40:28
○ 2026-08-08 03:27:12
● 2026-08-11 10:17:40
○ 2026-08-11 12:27:16
● 2026-08-11 14:36:56
○ 2026-08-11 15:20:00
● 2026-08-11 23:08:10
○ 2026-08-12 02:39:34
● 2026-08-12 12:18:38
○ 2026-08-12 13:29:54
● 2026-08-12 14:01:12
○ 2026-08-12 16:24:58
● 2026-08-13 06:18:52
○ 2026-08-13 10:05:36
● 2026-08-13 10:50:10
○ 2026-08-13 11:27:16
● 2026-08-13 13:41:18
○ 2026-08-13 17:55:12
○ 2026-08-16 13:15:02

○A13.33.235.662026-07-14 → 2026-08-13 · 28 obs

○A13.33.235.752026-07-14 → 2026-08-13 · 28 obs

○A13.33.235.882026-07-14 → 2026-08-13 · 28 obs

○A13.35.107.302026-07-12 → 2026-08-02 · 18 obs

○ 2026-07-12 00:31:58
● 2026-07-12 20:54:24
○ 2026-07-13 00:22:24
● 2026-07-13 10:37:00
○ 2026-07-13 13:18:58
○ 2026-07-16 07:30:28
● 2026-07-16 18:12:30
○ 2026-07-18 03:23:18
○ 2026-07-23 10:08:56
● 2026-07-24 00:39:14
● 2026-07-27 17:04:10
○ 2026-07-28 17:52:56
● 2026-07-29 04:59:34
● 2026-08-02 05:07:50
○ 2026-08-02 05:43:06
● 2026-08-02 06:52:30
○ 2026-08-02 08:55:30
○ 2026-08-16 13:15:02

○A13.35.107.492026-07-12 → 2026-08-02 · 18 obs

○A13.35.107.542026-07-12 → 2026-08-02 · 18 obs

○A13.35.107.662026-07-12 → 2026-08-02 · 18 obs

○A18.154.110.1102026-05-19 → 2026-07-02 · 16 obs

○ 2026-05-19 06:32:56
● 2026-05-19 12:45:46
● 2026-05-19 16:29:56
○ 2026-05-19 20:42:24
● 2026-05-19 21:30:14
● 2026-05-31 03:35:36
○ 2026-05-31 13:17:06
○ 2026-06-02 00:54:50
● 2026-06-02 05:52:42
● 2026-06-08 07:52:10
○ 2026-06-08 10:51:46
● 2026-07-02 01:11:34
○ 2026-07-02 01:55:14
● 2026-07-02 15:51:34
○ 2026-07-02 17:08:00
○ 2026-08-16 13:15:02

○A18.154.110.32026-05-19 → 2026-07-02 · 16 obs

○A18.154.110.492026-05-19 → 2026-07-02 · 16 obs

○A18.154.110.522026-05-19 → 2026-07-02 · 16 obs

○A18.160.18.1022026-05-25 → 2026-08-15 · 32 obs

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

○A18.160.18.112026-05-25 → 2026-08-15 · 32 obs

○A18.160.18.1192026-05-25 → 2026-08-15 · 32 obs

○A18.160.18.1262026-05-25 → 2026-08-15 · 32 obs

○A18.165.122.1182026-07-11 → 2026-07-19 · 18 obs

○ 2026-07-10 18:23:08
● 2026-07-11 13:12:44
○ 2026-07-11 14:01:04
● 2026-07-11 21:27:18
○ 2026-07-12 00:31:58
● 2026-07-13 04:17:46
○ 2026-07-13 18:13:46
● 2026-07-14 16:48:28
● 2026-07-15 12:02:22
○ 2026-07-16 01:27:50
● 2026-07-16 16:59:08
○ 2026-07-17 09:33:10
● 2026-07-18 08:46:28
● 2026-07-18 15:22:06
○ 2026-07-18 16:38:50
● 2026-07-19 03:50:40
○ 2026-07-19 04:37:36
○ 2026-08-16 13:15:02

○A18.165.122.562026-07-11 → 2026-07-19 · 18 obs

○A18.165.122.752026-07-11 → 2026-07-19 · 18 obs

○A18.165.122.942026-07-11 → 2026-07-19 · 18 obs

○A18.173.166.1082026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-17 07:23:46
● 2026-06-17 12:21:12
○ 2026-06-17 15:09:44
○ 2026-08-16 13:15:02

○A18.173.166.1222026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-17 07:23:46
● 2026-06-17 12:21:12
○ 2026-06-17 15:09:44
○ 2026-08-16 13:15:02

○A18.173.166.242026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-17 07:23:46
● 2026-06-17 12:21:12
○ 2026-06-17 15:09:44
○ 2026-08-16 13:15:02

○A18.173.166.752026-06-17 → 2026-06-17 · 4 obs

○ 2026-06-17 07:23:46
● 2026-06-17 12:21:12
○ 2026-06-17 15:09:44
○ 2026-08-16 13:15:02

○A18.239.225.1142026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 06:43:18
● 2026-07-27 08:14:44
○ 2026-07-27 09:57:30
○ 2026-08-16 13:15:02

○A18.239.225.1172026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 06:43:18
● 2026-07-27 08:14:44
○ 2026-07-27 09:57:30
○ 2026-08-16 13:15:02

○A18.239.225.42026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 06:43:18
● 2026-07-27 08:14:44
○ 2026-07-27 09:57:30
○ 2026-08-16 13:15:02

○A18.239.225.782026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 06:43:18
● 2026-07-27 08:14:44
○ 2026-07-27 09:57:30
○ 2026-08-16 13:15:02

○A18.64.155.1012026-04-05 → 2026-07-30 · 17 obs

● 2026-04-05 23:20:08
○ 2026-04-06 04:48:50
● 2026-06-18 22:50:32
○ 2026-06-19 02:18:08
○ 2026-06-20 01:39:30
● 2026-06-23 00:40:30
○ 2026-06-23 19:49:46
● 2026-06-26 16:19:28
○ 2026-06-27 15:09:18
● 2026-06-30 00:40:54
○ 2026-06-30 02:19:08
● 2026-07-28 14:17:06
● 2026-07-30 12:01:18
○ 2026-07-30 15:35:14
● 2026-07-30 16:25:30
○ 2026-07-30 17:03:52
○ 2026-08-16 13:15:02

○A18.64.155.322026-04-05 → 2026-07-30 · 17 obs

○A18.64.155.352026-04-05 → 2026-07-30 · 17 obs

○A18.64.155.492026-04-05 → 2026-07-30 · 17 obs

○A3.161.213.472026-08-16 → 2026-08-16 · 6 obs

○ 2026-08-15 17:29:04
● 2026-08-16 03:13:24
○ 2026-08-16 04:28:26
● 2026-08-16 05:37:40
○ 2026-08-16 07:42:26
○ 2026-08-16 13:15:02

○A3.161.213.612026-08-16 → 2026-08-16 · 6 obs

○ 2026-08-15 17:29:04
● 2026-08-16 03:13:24
○ 2026-08-16 04:28:26
● 2026-08-16 05:37:40
○ 2026-08-16 07:42:26
○ 2026-08-16 13:15:02

○A3.161.213.662026-08-16 → 2026-08-16 · 6 obs

○ 2026-08-15 17:29:04
● 2026-08-16 03:13:24
○ 2026-08-16 04:28:26
● 2026-08-16 05:37:40
○ 2026-08-16 07:42:26
○ 2026-08-16 13:15:02

○A3.161.213.722026-08-16 → 2026-08-16 · 6 obs

○ 2026-08-15 17:29:04
● 2026-08-16 03:13:24
○ 2026-08-16 04:28:26
● 2026-08-16 05:37:40
○ 2026-08-16 07:42:26
○ 2026-08-16 13:15:02

○A3.163.63.1152026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 22:18:06
● 2026-04-29 14:19:20
○ 2026-04-29 14:55:16
○ 2026-08-16 13:15:02

○A3.163.63.32026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 22:18:06
● 2026-04-29 14:19:20
○ 2026-04-29 14:55:16
○ 2026-08-16 13:15:02

○A3.163.63.322026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 22:18:06
● 2026-04-29 14:19:20
○ 2026-04-29 14:55:16
○ 2026-08-16 13:15:02

○A3.163.63.562026-04-29 → 2026-04-29 · 4 obs

○ 2026-04-26 22:18:06
● 2026-04-29 14:19:20
○ 2026-04-29 14:55:16
○ 2026-08-16 13:15:02

○A3.165.113.1062026-07-25 → 2026-07-28 · 18 obs

○ 2026-07-25 15:06:58
● 2026-07-25 22:38:54
○ 2026-07-26 00:42:42
● 2026-07-26 02:03:12
○ 2026-07-26 05:09:00
● 2026-07-26 11:38:24
○ 2026-07-26 12:21:48
● 2026-07-27 00:34:16
○ 2026-07-27 02:06:32
● 2026-07-27 15:28:10
○ 2026-07-27 16:27:30
● 2026-07-27 18:36:08
○ 2026-07-27 19:11:54
● 2026-07-28 05:10:34
○ 2026-07-28 05:55:00
● 2026-07-28 11:55:54
○ 2026-07-28 14:17:06
○ 2026-08-16 13:15:02

○A3.165.113.142026-07-25 → 2026-07-28 · 18 obs

○A3.165.113.822026-07-25 → 2026-07-28 · 18 obs

○A3.165.113.962026-07-25 → 2026-07-28 · 18 obs

○A3.165.148.1182026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-27 15:09:18
● 2026-06-29 07:25:42
○ 2026-06-29 08:25:54
○ 2026-08-16 13:15:02

○A3.165.148.1222026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-27 15:09:18
● 2026-06-29 07:25:42
○ 2026-06-29 08:25:54
○ 2026-08-16 13:15:02

○A3.165.148.352026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-27 15:09:18
● 2026-06-29 07:25:42
○ 2026-06-29 08:25:54
○ 2026-08-16 13:15:02

○A3.165.148.372026-06-29 → 2026-06-29 · 4 obs

○ 2026-06-27 15:09:18
● 2026-06-29 07:25:42
○ 2026-06-29 08:25:54
○ 2026-08-16 13:15:02

○A3.167.99.172026-06-13 → 2026-06-27 · 6 obs

○ 2026-06-11 13:14:58
● 2026-06-13 13:15:28
○ 2026-06-13 14:57:44
● 2026-06-27 11:13:32
○ 2026-06-27 13:10:48
○ 2026-08-16 13:15:02

○A3.167.99.192026-06-13 → 2026-06-27 · 6 obs

○ 2026-06-11 13:14:58
● 2026-06-13 13:15:28
○ 2026-06-13 14:57:44
● 2026-06-27 11:13:32
○ 2026-06-27 13:10:48
○ 2026-08-16 13:15:02

○A3.167.99.282026-06-13 → 2026-06-27 · 6 obs

○ 2026-06-11 13:14:58
● 2026-06-13 13:15:28
○ 2026-06-13 14:57:44
● 2026-06-27 11:13:32
○ 2026-06-27 13:10:48
○ 2026-08-16 13:15:02

○A3.167.99.82026-06-13 → 2026-06-27 · 6 obs

○ 2026-06-11 13:14:58
● 2026-06-13 13:15:28
○ 2026-06-13 14:57:44
● 2026-06-27 11:13:32
○ 2026-06-27 13:10:48
○ 2026-08-16 13:15:02

○A3.170.229.1062026-05-28 → 2026-06-02 · 16 obs

○ 2026-05-25 03:20:42
● 2026-05-28 00:44:16
○ 2026-05-28 01:50:10
○ 2026-05-29 18:54:20
● 2026-05-30 00:45:42
○ 2026-05-30 01:24:14
○ 2026-05-30 16:39:26
● 2026-05-30 21:03:28
○ 2026-05-30 22:00:16
○ 2026-05-31 18:05:38
● 2026-05-31 21:28:16
○ 2026-05-31 23:14:18
○ 2026-06-01 18:14:08
● 2026-06-02 00:54:50
○ 2026-06-02 01:43:36
○ 2026-08-16 13:15:02

○A3.170.229.392026-05-28 → 2026-06-02 · 16 obs

○A3.170.229.582026-05-28 → 2026-06-02 · 16 obs

○A3.170.229.972026-05-28 → 2026-06-02 · 16 obs

○A3.171.38.1062026-08-07 → 2026-08-15 · 10 obs

○ 2026-08-06 14:24:20
● 2026-08-07 11:55:46
○ 2026-08-07 12:40:22
● 2026-08-14 07:17:34
○ 2026-08-14 08:15:54
● 2026-08-15 07:15:50
○ 2026-08-15 09:47:22
● 2026-08-15 14:56:30
○ 2026-08-15 17:29:04
○ 2026-08-16 13:15:02

○A3.171.38.612026-08-07 → 2026-08-15 · 10 obs

○A3.171.38.92026-08-07 → 2026-08-15 · 10 obs

○A3.171.38.972026-08-07 → 2026-08-15 · 10 obs

○A3.174.59.242026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 09:32:56
● 2026-07-25 13:28:24
○ 2026-07-25 15:06:58
○ 2026-08-16 13:15:02

○A3.174.59.472026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 09:32:56
● 2026-07-25 13:28:24
○ 2026-07-25 15:06:58
○ 2026-08-16 13:15:02

○A3.174.59.952026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 09:32:56
● 2026-07-25 13:28:24
○ 2026-07-25 15:06:58
○ 2026-08-16 13:15:02

○A3.174.59.962026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 09:32:56
● 2026-07-25 13:28:24
○ 2026-07-25 15:06:58
○ 2026-08-16 13:15:02

○A52.85.78.1232026-06-17 → 2026-07-27 · 6 obs

○ 2026-06-16 14:08:18
● 2026-06-17 07:23:46
○ 2026-06-17 12:21:12
● 2026-07-27 06:43:18
○ 2026-07-27 08:14:44
○ 2026-08-16 13:15:02

○A52.85.78.1262026-06-17 → 2026-07-27 · 6 obs

○ 2026-06-16 14:08:18
● 2026-06-17 07:23:46
○ 2026-06-17 12:21:12
● 2026-07-27 06:43:18
○ 2026-07-27 08:14:44
○ 2026-08-16 13:15:02

○A52.85.78.342026-06-17 → 2026-07-27 · 6 obs

○ 2026-06-16 14:08:18
● 2026-06-17 07:23:46
○ 2026-06-17 12:21:12
● 2026-07-27 06:43:18
○ 2026-07-27 08:14:44
○ 2026-08-16 13:15:02

○A52.85.78.722026-06-17 → 2026-07-27 · 6 obs

○ 2026-06-16 14:08:18
● 2026-06-17 07:23:46
○ 2026-06-17 12:21:12
● 2026-07-27 06:43:18
○ 2026-07-27 08:14:44
○ 2026-08-16 13:15:02

○A54.192.151.1092026-05-28 → 2026-06-05 · 17 obs

○ 2026-05-28 01:50:10
● 2026-05-28 16:05:38
○ 2026-05-28 16:48:44
○ 2026-06-01 08:26:20
● 2026-06-01 14:30:36
● 2026-06-01 16:10:42
○ 2026-06-01 18:14:08
○ 2026-06-02 05:52:42
● 2026-06-02 10:10:04
○ 2026-06-02 11:22:06
○ 2026-06-04 00:05:44
● 2026-06-04 00:44:42
○ 2026-06-04 01:21:46
○ 2026-06-05 03:43:10
● 2026-06-05 07:29:04
○ 2026-06-05 08:10:04
○ 2026-08-16 13:15:02

○A54.192.151.1262026-05-28 → 2026-06-05 · 17 obs

○A54.192.151.762026-05-28 → 2026-06-05 · 17 obs

○A54.192.151.952026-05-28 → 2026-06-05 · 17 obs

○A54.230.79.1112026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 05:55:00
● 2026-07-28 07:23:20
○ 2026-07-28 11:55:54
○ 2026-08-16 13:15:02

○A54.230.79.222026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 05:55:00
● 2026-07-28 07:23:20
○ 2026-07-28 11:55:54
○ 2026-08-16 13:15:02

○A54.230.79.352026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 05:55:00
● 2026-07-28 07:23:20
○ 2026-07-28 11:55:54
○ 2026-08-16 13:15:02

○A54.230.79.822026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 05:55:00
● 2026-07-28 07:23:20
○ 2026-07-28 11:55:54
○ 2026-08-16 13:15:02

○A99.84.252.232026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-27 08:14:44
● 2026-07-27 09:57:30
○ 2026-07-27 15:28:10
● 2026-07-27 16:27:30
○ 2026-07-27 17:04:10
● 2026-07-28 17:52:56
○ 2026-07-28 18:49:08
○ 2026-08-16 13:15:02

○A99.84.252.522026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-27 08:14:44
● 2026-07-27 09:57:30
○ 2026-07-27 15:28:10
● 2026-07-27 16:27:30
○ 2026-07-27 17:04:10
● 2026-07-28 17:52:56
○ 2026-07-28 18:49:08
○ 2026-08-16 13:15:02

○A99.84.252.822026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-27 08:14:44
● 2026-07-27 09:57:30
○ 2026-07-27 15:28:10
● 2026-07-27 16:27:30
○ 2026-07-27 17:04:10
● 2026-07-28 17:52:56
○ 2026-07-28 18:49:08
○ 2026-08-16 13:15:02

○A99.84.252.962026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-27 08:14:44
● 2026-07-27 09:57:30
○ 2026-07-27 15:28:10
● 2026-07-27 16:27:30
○ 2026-07-27 17:04:10
● 2026-07-28 17:52:56
○ 2026-07-28 18:49:08
○ 2026-08-16 13:15:02

○A99.84.41.1012026-05-18 → 2026-08-16 · 26 obs

○ 2026-05-09 14:34:04
● 2026-05-18 02:55:18
○ 2026-05-18 04:09:02
● 2026-07-03 23:21:20
○ 2026-07-04 02:37:00
● 2026-07-07 13:33:06
○ 2026-07-11 16:21:44
● 2026-07-17 23:13:06
● 2026-07-23 05:38:10
○ 2026-07-25 09:32:56
● 2026-07-30 00:44:22
○ 2026-08-03 09:23:00
○ 2026-08-06 14:24:20
● 2026-08-11 03:39:14
○ 2026-08-11 05:28:50
● 2026-08-11 08:06:30
○ 2026-08-11 10:17:40
● 2026-08-12 09:39:02
○ 2026-08-12 10:15:48
● 2026-08-12 18:46:14
○ 2026-08-12 19:37:26
● 2026-08-15 00:41:54
○ 2026-08-15 02:24:58
● 2026-08-16 05:03:48
○ 2026-08-16 05:37:40
○ 2026-08-16 13:15:02

○A99.84.41.152026-05-18 → 2026-08-16 · 26 obs

○A99.84.41.362026-05-18 → 2026-08-16 · 26 obs

○A99.84.41.722026-05-18 → 2026-08-16 · 26 obs

○A99.86.12.1292026-04-24 → 2026-06-30 · 18 obs

○ 2026-04-21 18:26:12
● 2026-04-24 10:28:26
● 2026-04-26 06:23:32
○ 2026-04-26 21:25:28
● 2026-04-26 22:18:06
● 2026-05-19 06:32:56
○ 2026-05-19 12:45:46
○ 2026-06-11 09:23:04
● 2026-06-11 13:14:58
● 2026-06-18 04:34:42
○ 2026-06-18 22:50:32
○ 2026-06-22 07:40:52
● 2026-06-23 19:49:46
● 2026-06-29 08:25:54
○ 2026-06-30 00:40:54
● 2026-06-30 02:19:08
○ 2026-06-30 22:28:26
○ 2026-08-16 13:15:02

○A99.86.12.22026-04-24 → 2026-06-30 · 18 obs

○A99.86.12.202026-04-24 → 2026-06-30 · 18 obs

○A99.86.12.882026-04-24 → 2026-06-30 · 18 obs

○CNAMEcluster36.instructure.com2026-04-05 → 2026-08-16 · 2 obs

○ 2026-04-05 23:20:08
○ 2026-08-16 13:15:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net, b.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: 479ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.161.213.61, 3.161.213.47...`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

bac.instructure.com directs to four IP numbers, which are 108.138.103.3, 108.138.103.57, 108.138.103.99 and 108.138.103.107.

www.summerwavesfest.com, multisim.com, d8c14d4960ca.8d7da850.us-west-2.token.awswaf.com plus two other host names have IP numbers in common with bac.instructure.com.