`chaffey.instructure.com`

DNSSEC	⚠️ Not signed
A	18.160.18.11^{🇺🇸 Amazon18.160.16.0/21}
		PTR	`server-18-160-18-11.iad12.r.cloudfront.net`
A	18.160.18.102^{🇺🇸 Amazon18.160.16.0/21}
A	18.160.18.119^{🇺🇸 Amazon18.160.16.0/21}
A	18.160.18.126^{🇺🇸 Amazon18.160.16.0/21}

`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 #1492 globally
rank #799 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #2,127

Same first word

chaffey.com

chaffey.edu

DNS History

70 records (4 active, 66 former)

○A108.138.103.1072026-06-30 → 2026-08-10 · 38 obs

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

○A108.138.103.32026-06-30 → 2026-08-10 · 38 obs

○A108.138.103.572026-06-30 → 2026-08-10 · 38 obs

○A108.138.103.992026-06-30 → 2026-08-10 · 38 obs

○A108.158.186.1162026-07-14 → 2026-07-27 · 20 obs

○ 2026-07-10 16:56:02
● 2026-07-14 09:37:34
○ 2026-07-14 12:39:56
● 2026-07-24 14:38:00
○ 2026-07-25 13:56:06
● 2026-07-25 16:25:44
○ 2026-07-25 19:12:00
● 2026-07-25 21:16:48
○ 2026-07-25 23:57:44
● 2026-07-26 00:36:02
○ 2026-07-26 03:21:42
● 2026-07-26 04:18:54
○ 2026-07-26 08:48:12
● 2026-07-26 09:42:54
○ 2026-07-26 16:04:38
● 2026-07-26 20:08:32
○ 2026-07-27 11:50:48
● 2026-07-27 17:01:04
○ 2026-07-28 07:30:18
○ 2026-08-10 15:34:40

○A108.158.186.22026-07-14 → 2026-07-27 · 20 obs

○A108.158.186.342026-07-14 → 2026-07-27 · 20 obs

○A108.158.186.992026-07-14 → 2026-07-27 · 20 obs

○A13.33.109.1172026-08-02 → 2026-08-02 · 4 obs

○ 2026-08-02 16:00:50
● 2026-08-02 17:05:28
○ 2026-08-02 21:17:36
○ 2026-08-10 15:34:40

○A13.33.109.442026-08-02 → 2026-08-02 · 4 obs

○ 2026-08-02 16:00:50
● 2026-08-02 17:05:28
○ 2026-08-02 21:17:36
○ 2026-08-10 15:34:40

○A13.33.109.942026-08-02 → 2026-08-02 · 4 obs

○ 2026-08-02 16:00:50
● 2026-08-02 17:05:28
○ 2026-08-02 21:17:36
○ 2026-08-10 15:34:40

○A13.33.109.972026-08-02 → 2026-08-02 · 4 obs

○ 2026-08-02 16:00:50
● 2026-08-02 17:05:28
○ 2026-08-02 21:17:36
○ 2026-08-10 15:34:40

○A13.33.131.1272026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 13:56:06
● 2026-07-25 14:50:12
○ 2026-07-25 16:25:44
○ 2026-08-10 15:34:40

○A13.33.131.272026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 13:56:06
● 2026-07-25 14:50:12
○ 2026-07-25 16:25:44
○ 2026-08-10 15:34:40

○A13.33.131.382026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 13:56:06
● 2026-07-25 14:50:12
○ 2026-07-25 16:25:44
○ 2026-08-10 15:34:40

○A13.33.131.772026-07-25 → 2026-07-25 · 4 obs

○ 2026-07-25 13:56:06
● 2026-07-25 14:50:12
○ 2026-07-25 16:25:44
○ 2026-08-10 15:34:40

○A13.35.107.302026-07-14 → 2026-08-02 · 20 obs

○ 2026-07-14 09:37:34
● 2026-07-14 12:39:56
○ 2026-07-15 09:11:16
● 2026-07-18 04:02:30
○ 2026-07-18 12:13:06
● 2026-07-25 20:34:26
○ 2026-07-25 21:16:48
● 2026-07-25 23:57:44
○ 2026-07-26 00:36:02
● 2026-07-26 16:04:38
○ 2026-07-26 17:47:32
● 2026-07-29 20:59:40
○ 2026-07-29 23:15:28
● 2026-07-30 01:14:28
○ 2026-07-30 04:26:48
● 2026-07-31 02:47:44
○ 2026-07-31 06:01:44
● 2026-08-02 09:31:40
○ 2026-08-02 16:00:50
○ 2026-08-10 15:34:40

○A13.35.107.492026-07-14 → 2026-08-02 · 20 obs

○A13.35.107.542026-07-14 → 2026-08-02 · 20 obs

○A13.35.107.662026-07-14 → 2026-08-02 · 20 obs

○A18.154.110.1102026-06-30 → 2026-07-01 · 6 obs

○ 2026-06-29 09:03:48
● 2026-06-30 08:04:38
○ 2026-06-30 09:39:06
● 2026-07-01 17:29:04
○ 2026-07-01 18:31:40
○ 2026-08-10 15:34:40

○A18.154.110.32026-06-30 → 2026-07-01 · 6 obs

○ 2026-06-29 09:03:48
● 2026-06-30 08:04:38
○ 2026-06-30 09:39:06
● 2026-07-01 17:29:04
○ 2026-07-01 18:31:40
○ 2026-08-10 15:34:40

○A18.154.110.492026-06-30 → 2026-07-01 · 6 obs

○ 2026-06-29 09:03:48
● 2026-06-30 08:04:38
○ 2026-06-30 09:39:06
● 2026-07-01 17:29:04
○ 2026-07-01 18:31:40
○ 2026-08-10 15:34:40

○A18.154.110.522026-06-30 → 2026-07-01 · 6 obs

○ 2026-06-29 09:03:48
● 2026-06-30 08:04:38
○ 2026-06-30 09:39:06
● 2026-07-01 17:29:04
○ 2026-07-01 18:31:40
○ 2026-08-10 15:34:40

●A18.160.18.1022026-06-28 → 2026-08-10 · 14 obs

● 2026-06-28 19:40:18
○ 2026-06-28 21:42:28
● 2026-07-03 08:09:12
○ 2026-07-03 10:42:58
● 2026-07-10 01:46:14
○ 2026-07-10 02:25:32
● 2026-08-07 09:09:44
○ 2026-08-07 11:12:04
● 2026-08-08 10:11:44
○ 2026-08-08 11:55:28
● 2026-08-10 07:49:06
○ 2026-08-10 10:28:06
● 2026-08-10 15:34:38
● 2026-08-10 15:34:40

●A18.160.18.112026-06-28 → 2026-08-10 · 14 obs

●A18.160.18.1192026-06-28 → 2026-08-10 · 14 obs

●A18.160.18.1262026-06-28 → 2026-08-10 · 14 obs

○A18.165.122.1182026-07-15 → 2026-07-15 · 4 obs

○ 2026-07-15 09:11:16
● 2026-07-15 16:07:30
○ 2026-07-17 00:10:24
○ 2026-08-10 15:34:40

○A18.165.122.562026-07-15 → 2026-07-15 · 4 obs

○ 2026-07-15 09:11:16
● 2026-07-15 16:07:30
○ 2026-07-17 00:10:24
○ 2026-08-10 15:34:40

○A18.165.122.752026-07-15 → 2026-07-15 · 4 obs

○ 2026-07-15 09:11:16
● 2026-07-15 16:07:30
○ 2026-07-17 00:10:24
○ 2026-08-10 15:34:40

○A18.165.122.942026-07-15 → 2026-07-15 · 4 obs

○ 2026-07-15 09:11:16
● 2026-07-15 16:07:30
○ 2026-07-17 00:10:24
○ 2026-08-10 15:34:40

○A18.64.155.1012026-07-28 → 2026-07-30 · 10 obs

○ 2026-07-28 10:08:20
● 2026-07-28 18:14:56
○ 2026-07-29 20:59:40
● 2026-07-30 00:18:54
○ 2026-07-30 01:14:28
● 2026-07-30 04:26:48
○ 2026-07-30 13:02:16
● 2026-07-30 16:39:40
○ 2026-07-30 21:53:10
○ 2026-08-10 15:34:40

○A18.64.155.322026-07-28 → 2026-07-30 · 10 obs

○A18.64.155.352026-07-28 → 2026-07-30 · 10 obs

○A18.64.155.492026-07-28 → 2026-07-30 · 10 obs

○A3.165.113.1062026-07-25 → 2026-07-28 · 12 obs

○ 2026-07-25 16:25:44
● 2026-07-25 19:12:00
○ 2026-07-25 20:34:26
● 2026-07-26 03:21:42
○ 2026-07-26 04:18:54
● 2026-07-26 08:48:12
○ 2026-07-26 09:42:54
● 2026-07-26 17:47:32
○ 2026-07-26 20:08:32
● 2026-07-28 10:08:20
○ 2026-07-28 18:14:56
○ 2026-08-10 15:34:40

○A3.165.113.142026-07-25 → 2026-07-28 · 12 obs

○A3.165.113.822026-07-25 → 2026-07-28 · 12 obs

○A3.165.113.962026-07-25 → 2026-07-28 · 12 obs

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

○ 2026-06-28 21:42:28
● 2026-06-29 08:01:06
○ 2026-06-29 09:03:48
○ 2026-08-10 15:34:40

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

○ 2026-06-28 21:42:28
● 2026-06-29 08:01:06
○ 2026-06-29 09:03:48
○ 2026-08-10 15:34:40

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

○ 2026-06-28 21:42:28
● 2026-06-29 08:01:06
○ 2026-06-29 09:03:48
○ 2026-08-10 15:34:40

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

○ 2026-06-28 21:42:28
● 2026-06-29 08:01:06
○ 2026-06-29 09:03:48
○ 2026-08-10 15:34:40

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

○ 2026-07-24 14:38:00
● 2026-07-25 13:56:06
○ 2026-07-25 14:50:12
○ 2026-08-10 15:34:40

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

○ 2026-07-24 14:38:00
● 2026-07-25 13:56:06
○ 2026-07-25 14:50:12
○ 2026-08-10 15:34:40

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

○ 2026-07-24 14:38:00
● 2026-07-25 13:56:06
○ 2026-07-25 14:50:12
○ 2026-08-10 15:34:40

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

○ 2026-07-24 14:38:00
● 2026-07-25 13:56:06
○ 2026-07-25 14:50:12
○ 2026-08-10 15:34:40

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

○ 2026-07-27 17:01:04
● 2026-07-28 07:30:18
○ 2026-07-28 10:08:20
○ 2026-08-10 15:34:40

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

○ 2026-07-27 17:01:04
● 2026-07-28 07:30:18
○ 2026-07-28 10:08:20
○ 2026-08-10 15:34:40

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

○ 2026-07-27 17:01:04
● 2026-07-28 07:30:18
○ 2026-07-28 10:08:20
○ 2026-08-10 15:34:40

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

○ 2026-07-27 17:01:04
● 2026-07-28 07:30:18
○ 2026-07-28 10:08:20
○ 2026-08-10 15:34:40

○A99.84.24.492026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-03 23:04:14
● 2026-08-04 13:27:20
○ 2026-08-04 14:47:26
○ 2026-08-10 15:34:40

○A99.84.24.712026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-03 23:04:14
● 2026-08-04 13:27:20
○ 2026-08-04 14:47:26
○ 2026-08-10 15:34:40

○A99.84.24.792026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-03 23:04:14
● 2026-08-04 13:27:20
○ 2026-08-04 14:47:26
○ 2026-08-10 15:34:40

○A99.84.24.882026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-03 23:04:14
● 2026-08-04 13:27:20
○ 2026-08-04 14:47:26
○ 2026-08-10 15:34:40

○A99.84.252.232026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-26 20:08:32
● 2026-07-27 11:50:48
○ 2026-07-27 17:01:04
○ 2026-08-10 15:34:40

○A99.84.252.522026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-26 20:08:32
● 2026-07-27 11:50:48
○ 2026-07-27 17:01:04
○ 2026-08-10 15:34:40

○A99.84.252.822026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-26 20:08:32
● 2026-07-27 11:50:48
○ 2026-07-27 17:01:04
○ 2026-08-10 15:34:40

○A99.84.252.962026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-26 20:08:32
● 2026-07-27 11:50:48
○ 2026-07-27 17:01:04
○ 2026-08-10 15:34:40

○A99.84.41.1012026-07-03 → 2026-08-03 · 26 obs

○ 2026-07-03 08:09:12
● 2026-07-03 10:42:58
○ 2026-07-04 06:40:36
● 2026-07-07 16:44:40
○ 2026-07-07 21:32:20
● 2026-07-10 13:28:24
○ 2026-07-10 16:56:02
● 2026-07-18 00:11:42
○ 2026-07-18 04:02:30
● 2026-07-24 10:29:54
○ 2026-07-24 14:38:00
● 2026-07-29 23:15:28
○ 2026-07-30 00:18:54
● 2026-07-30 13:02:16
○ 2026-07-30 16:39:40
● 2026-07-31 06:01:44
○ 2026-07-31 16:36:58
● 2026-08-01 06:40:18
○ 2026-08-02 00:11:12
● 2026-08-02 16:00:50
○ 2026-08-02 17:05:28
● 2026-08-02 21:17:36
○ 2026-08-02 23:17:40
● 2026-08-03 22:11:20
○ 2026-08-03 23:04:14
○ 2026-08-10 15:34:40

○A99.84.41.152026-07-03 → 2026-08-03 · 26 obs

○A99.84.41.362026-07-03 → 2026-08-03 · 26 obs

○A99.84.41.722026-07-03 → 2026-08-03 · 26 obs

○A99.86.12.1292026-06-28 → 2026-06-30 · 8 obs

○ 2026-06-28 19:40:18
● 2026-06-28 21:42:28
○ 2026-06-29 08:01:06
● 2026-06-29 09:03:48
○ 2026-06-30 08:04:38
● 2026-06-30 09:39:06
○ 2026-06-30 22:19:32
○ 2026-08-10 15:34:40

○A99.86.12.22026-06-28 → 2026-06-30 · 8 obs

○ 2026-06-28 19:40:18
● 2026-06-28 21:42:28
○ 2026-06-29 08:01:06
● 2026-06-29 09:03:48
○ 2026-06-30 08:04:38
● 2026-06-30 09:39:06
○ 2026-06-30 22:19:32
○ 2026-08-10 15:34:40

○A99.86.12.202026-06-28 → 2026-06-30 · 8 obs

○ 2026-06-28 19:40:18
● 2026-06-28 21:42:28
○ 2026-06-29 08:01:06
● 2026-06-29 09:03:48
○ 2026-06-30 08:04:38
● 2026-06-30 09:39:06
○ 2026-06-30 22:19:32
○ 2026-08-10 15:34:40

○A99.86.12.882026-06-28 → 2026-06-30 · 8 obs

○ 2026-06-28 19:40:18
● 2026-06-28 21:42:28
○ 2026-06-29 08:01:06
● 2026-06-29 09:03:48
○ 2026-06-30 08:04:38
● 2026-06-30 09:39:06
○ 2026-06-30 22:19:32
○ 2026-08-10 15:34:40

○CNAMEcluster10.instructure.com2020-03-17 → 2020-03-17 · 3 obs

● 2020-03-17 00:18:14
○ 2026-06-28 19:40:18
○ 2026-08-10 15:34:40

○CNAMEcluster100.instructure.com2026-06-28 → 2026-08-10 · 2 obs

○ 2026-06-28 19:40:18
○ 2026-08-10 15:34:40

🔍 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:205.251.199.7

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: 1701ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.160.18.119, 18.160.18.126...`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

chaffey.instructure.com points to the four IP addresses 18.160.18.11, 18.160.18.102, 18.160.18.119 and 18.160.18.126.

pmc-3401wczk-embedded.provider-match.com, dswp5.voluumtrk.com, docs.nuvibit.com and two other host names share IP numbers with chaffey.instructure.com.

chaffey.instructure.com - robtex.com