ehb.instructure.com - dns.ninja

`ehb.instructure.com`

DNSSEC	⚠️ Not signed
A	108.138.85.2^{🇺🇸 Amazon108.138.80.0/21}
		PTR	`server-108-138-85-2.iad12.r.cloudfront.net`
A	108.138.85.10^{🇺🇸 Amazon108.138.80.0/21}
A	108.138.85.116^{🇺🇸 Amazon108.138.80.0/21}
A	108.138.85.123^{🇺🇸 Amazon108.138.80.0/21}

`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 #1489 globally
rank #796 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #2,127

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DNS History

57 records (4 active, 53 former)

○A108.138.103.1222026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-02 10:47:08
● 2026-08-04 03:22:46
○ 2026-08-04 07:20:12
○ 2026-08-11 07:25:26

○A108.138.103.432026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-02 10:47:08
● 2026-08-04 03:22:46
○ 2026-08-04 07:20:12
○ 2026-08-11 07:25:26

○A108.138.103.492026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-02 10:47:08
● 2026-08-04 03:22:46
○ 2026-08-04 07:20:12
○ 2026-08-11 07:25:26

○A108.138.103.742026-08-04 → 2026-08-04 · 4 obs

○ 2026-08-02 10:47:08
● 2026-08-04 03:22:46
○ 2026-08-04 07:20:12
○ 2026-08-11 07:25:26

●A108.138.85.102026-05-21 → 2026-08-11 · 20 obs

○ 2026-05-20 09:30:46
● 2026-05-21 09:19:10
● 2026-05-21 14:43:04
○ 2026-05-21 21:38:24
○ 2026-06-15 11:55:46
● 2026-06-15 15:03:02
○ 2026-06-15 18:48:30
● 2026-07-04 10:49:48
○ 2026-07-04 19:56:34
● 2026-07-04 23:55:08
○ 2026-07-07 17:17:12
● 2026-07-09 23:56:46
○ 2026-07-11 00:04:44
● 2026-08-04 23:43:20
○ 2026-08-05 13:57:32
● 2026-08-08 23:13:36
○ 2026-08-09 11:35:30
● 2026-08-10 16:02:16
○ 2026-08-10 20:09:36
● 2026-08-11 07:25:26

●A108.138.85.1162026-05-21 → 2026-08-11 · 20 obs

●A108.138.85.1232026-05-21 → 2026-08-11 · 20 obs

●A108.138.85.22026-05-21 → 2026-08-11 · 20 obs

○A13.33.131.1042026-07-03 → 2026-07-27 · 12 obs

○ 2026-07-01 23:54:36
● 2026-07-03 00:04:18
○ 2026-07-03 10:29:42
● 2026-07-14 00:05:38
○ 2026-07-14 13:57:26
● 2026-07-25 17:04:34
○ 2026-07-25 20:32:22
● 2026-07-26 21:20:18
○ 2026-07-27 10:46:16
● 2026-07-27 23:13:22
○ 2026-07-28 07:31:40
○ 2026-08-11 07:25:26

○A13.33.131.622026-07-03 → 2026-07-27 · 12 obs

○A13.33.131.662026-07-03 → 2026-07-27 · 12 obs

○A13.33.131.972026-07-03 → 2026-07-27 · 12 obs

○A13.33.235.1192026-07-14 → 2026-07-20 · 8 obs

○ 2026-07-14 13:57:26
● 2026-07-14 22:50:22
○ 2026-07-15 11:02:00
● 2026-07-18 07:25:10
○ 2026-07-18 11:33:24
● 2026-07-20 10:35:58
○ 2026-07-20 16:26:44
○ 2026-08-11 07:25:26

○A13.33.235.432026-07-14 → 2026-07-20 · 8 obs

○ 2026-07-14 13:57:26
● 2026-07-14 22:50:22
○ 2026-07-15 11:02:00
● 2026-07-18 07:25:10
○ 2026-07-18 11:33:24
● 2026-07-20 10:35:58
○ 2026-07-20 16:26:44
○ 2026-08-11 07:25:26

○A13.33.235.512026-07-14 → 2026-07-20 · 8 obs

○ 2026-07-14 13:57:26
● 2026-07-14 22:50:22
○ 2026-07-15 11:02:00
● 2026-07-18 07:25:10
○ 2026-07-18 11:33:24
● 2026-07-20 10:35:58
○ 2026-07-20 16:26:44
○ 2026-08-11 07:25:26

○A13.33.235.612026-07-14 → 2026-07-20 · 8 obs

○ 2026-07-14 13:57:26
● 2026-07-14 22:50:22
○ 2026-07-15 11:02:00
● 2026-07-18 07:25:10
○ 2026-07-18 11:33:24
● 2026-07-20 10:35:58
○ 2026-07-20 16:26:44
○ 2026-08-11 07:25:26

○A18.154.110.1082026-05-19 → 2026-07-01 · 39 obs

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

○A18.154.110.1092026-05-19 → 2026-07-01 · 39 obs

○A18.154.110.702026-05-19 → 2026-07-01 · 39 obs

○A18.154.110.762026-05-19 → 2026-07-01 · 39 obs

○A18.154.132.152026-03-28 → 2026-08-10 · 29 obs

● 2026-03-28 05:59:58
○ 2026-03-28 15:18:26
● 2026-07-03 10:29:42
○ 2026-07-03 18:33:20
● 2026-07-04 08:27:02
○ 2026-07-04 10:49:48
● 2026-07-07 17:17:12
○ 2026-07-08 01:22:08
● 2026-07-08 04:25:48
○ 2026-07-09 22:10:38
● 2026-07-11 00:04:44
○ 2026-07-11 07:37:28
● 2026-07-20 05:57:14
○ 2026-07-20 10:35:58
● 2026-07-28 07:31:40
○ 2026-07-28 19:24:02
● 2026-07-29 21:15:12
○ 2026-07-29 23:47:48
● 2026-07-31 18:25:00
○ 2026-08-02 10:47:08
● 2026-08-04 07:20:12
○ 2026-08-04 22:00:28
● 2026-08-06 07:23:52
○ 2026-08-06 23:11:38
● 2026-08-08 18:50:38
○ 2026-08-08 21:09:02
● 2026-08-10 08:19:16
○ 2026-08-10 16:02:16
○ 2026-08-11 07:25:26

○A18.154.132.52026-03-28 → 2026-08-10 · 29 obs

○A18.154.132.702026-03-28 → 2026-08-10 · 29 obs

○A18.154.132.852026-03-28 → 2026-08-10 · 29 obs

○A18.161.21.402026-04-22 → 2026-05-19 · 10 obs

○ 2026-04-19 11:23:44
● 2026-04-22 00:33:26
○ 2026-04-22 13:19:24
○ 2026-05-11 18:04:58
● 2026-05-13 16:03:26
○ 2026-05-14 01:12:44
○ 2026-05-19 08:02:14
● 2026-05-19 12:50:14
○ 2026-05-19 13:27:32
○ 2026-08-11 07:25:26

○A18.161.21.572026-04-22 → 2026-05-19 · 10 obs

○A18.161.21.742026-04-22 → 2026-05-19 · 10 obs

○A18.161.21.912026-04-22 → 2026-05-19 · 10 obs

○A18.165.160.1112026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-13 13:57:30
● 2026-06-13 15:56:48
○ 2026-06-13 23:18:26
○ 2026-08-11 07:25:26

○A18.165.160.552026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-13 13:57:30
● 2026-06-13 15:56:48
○ 2026-06-13 23:18:26
○ 2026-08-11 07:25:26

○A18.165.160.622026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-13 13:57:30
● 2026-06-13 15:56:48
○ 2026-06-13 23:18:26
○ 2026-08-11 07:25:26

○A18.165.160.842026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-13 13:57:30
● 2026-06-13 15:56:48
○ 2026-06-13 23:18:26
○ 2026-08-11 07:25:26

○A18.238.4.122026-07-14 → 2026-07-30 · 12 obs

○ 2026-07-14 00:05:38
● 2026-07-14 13:57:26
○ 2026-07-14 22:50:22
● 2026-07-15 11:02:00
○ 2026-07-15 12:44:50
● 2026-07-25 20:32:22
○ 2026-07-26 21:20:18
● 2026-07-27 22:31:40
○ 2026-07-27 23:13:22
● 2026-07-30 01:51:36
○ 2026-07-30 21:49:58
○ 2026-08-11 07:25:26

○A18.238.4.232026-07-14 → 2026-07-30 · 12 obs

○A18.238.4.72026-07-14 → 2026-07-30 · 12 obs

○A18.238.4.942026-07-14 → 2026-07-30 · 12 obs

○A18.245.175.1252026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 21:20:18
● 2026-07-27 10:46:16
○ 2026-07-27 22:31:40
● 2026-07-28 20:44:04
○ 2026-07-29 01:34:28
○ 2026-08-11 07:25:26

○A18.245.175.1282026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 21:20:18
● 2026-07-27 10:46:16
○ 2026-07-27 22:31:40
● 2026-07-28 20:44:04
○ 2026-07-29 01:34:28
○ 2026-08-11 07:25:26

○A18.245.175.312026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 21:20:18
● 2026-07-27 10:46:16
○ 2026-07-27 22:31:40
● 2026-07-28 20:44:04
○ 2026-07-29 01:34:28
○ 2026-08-11 07:25:26

○A18.245.175.432026-07-27 → 2026-07-28 · 6 obs

○ 2026-07-26 21:20:18
● 2026-07-27 10:46:16
○ 2026-07-27 22:31:40
● 2026-07-28 20:44:04
○ 2026-07-29 01:34:28
○ 2026-08-11 07:25:26

○A216.137.53.112026-03-28 → 2026-06-26 · 30 obs

○ 2026-03-28 05:59:58
● 2026-03-28 15:18:26
● 2026-04-19 11:23:44
○ 2026-04-22 00:33:26
● 2026-04-22 13:19:24
● 2026-05-11 18:04:58
○ 2026-05-13 16:03:26
● 2026-05-14 01:12:44
● 2026-05-19 08:02:14
○ 2026-05-19 12:50:14
○ 2026-06-08 02:24:38
● 2026-06-08 18:09:58
● 2026-06-13 13:57:30
○ 2026-06-13 15:56:48
● 2026-06-13 23:18:26
● 2026-06-15 11:55:46
○ 2026-06-15 15:03:02
● 2026-06-15 18:48:30
○ 2026-06-15 21:17:16
● 2026-06-15 23:46:00
● 2026-06-16 09:21:38
○ 2026-06-16 14:08:20
● 2026-06-16 16:16:48
● 2026-06-17 15:56:26
○ 2026-06-17 18:17:46
● 2026-06-18 00:04:46
○ 2026-06-23 16:34:22
● 2026-06-26 07:54:42
○ 2026-07-01 00:16:16
○ 2026-08-11 07:25:26

○A216.137.53.1192026-03-28 → 2026-06-26 · 30 obs

○A216.137.53.482026-03-28 → 2026-06-26 · 30 obs

○A216.137.53.692026-03-28 → 2026-06-26 · 30 obs

○A3.163.10.1092026-05-19 → 2026-08-10 · 72 obs

○ 2026-05-19 12:50:14
● 2026-05-19 13:27:32
○ 2026-05-19 23:05:14
○ 2026-05-25 04:47:10
● 2026-05-25 21:53:52
○ 2026-05-26 00:24:18
○ 2026-05-29 21:41:18
● 2026-05-30 02:09:40
○ 2026-05-31 00:33:52
○ 2026-05-31 01:44:12
● 2026-05-31 03:12:40
○ 2026-05-31 06:44:02
● 2026-05-31 23:13:28
● 2026-06-02 04:22:20
○ 2026-06-02 07:11:56
○ 2026-06-03 23:23:34
● 2026-06-04 02:39:52
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○A3.163.10.1282026-05-19 → 2026-08-10 · 72 obs

○A3.163.10.252026-05-19 → 2026-08-10 · 72 obs

○A3.163.10.732026-05-19 → 2026-08-10 · 72 obs

○A3.163.83.302026-07-29 → 2026-07-29 · 4 obs

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○A3.163.83.362026-07-29 → 2026-07-29 · 4 obs

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○A3.163.83.852026-07-29 → 2026-07-29 · 4 obs

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○A3.163.83.962026-07-29 → 2026-07-29 · 4 obs

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○A99.84.132.1022026-06-17 → 2026-07-29 · 12 obs

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○A99.84.132.172026-06-17 → 2026-07-29 · 12 obs

○A99.84.132.932026-06-17 → 2026-07-29 · 12 obs

○A99.84.132.952026-06-17 → 2026-07-29 · 12 obs

○CNAMEcluster93.instructure.com2018-05-08 → 2018-05-08 · 3 obs

● 2018-05-08 01:02:04
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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, k.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:205.251.192.2

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: 383ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`108.138.85.2, 108.138.85.116...`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

ehb.instructure.com has four IP addresses: 108.138.85.2, 108.138.85.10, 108.138.85.116 and 108.138.85.123.

jonki.hatenablog.com, bunji2.hatenablog.com, osasio.it and two other host names share IP numbers with ehb.instructure.com.