lrccd.instructure.com - dns.ninja

`lrccd.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	`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 #1380 globally
rank #739 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #1,676

Same first word

lrccd.com

lrccd.org

Similar names

ccldr.net

rlcdc.org

cclrd.org

cdclr.com

cdrlc.com

lccrd.com

cdlrc.com

rcdlc.blogspot.com

crcld.com

dclrc.com

ccdlr.com

rldcc.com

lcrdc.com

clrdc.com

dcrlc.org

rcdcl.com

drclc.org

rccld.com

ccrdl.com

DNS History

46 records (4 active, 42 former)

○A108.138.103.1072026-06-10 → 2026-06-16 · 12 obs

○ 2026-06-10 04:09:00
● 2026-06-10 20:35:52
● 2026-06-11 03:33:22
○ 2026-06-11 15:06:50
○ 2026-06-12 19:10:20
● 2026-06-12 21:19:46
● 2026-06-13 10:34:08
○ 2026-06-13 12:27:10
○ 2026-06-15 23:47:04
● 2026-06-16 00:41:38
○ 2026-06-16 04:32:22
○ 2026-06-20 10:56:44

○A108.138.103.32026-06-10 → 2026-06-16 · 12 obs

○A108.138.103.572026-06-10 → 2026-06-16 · 12 obs

○A108.138.103.992026-06-10 → 2026-06-16 · 12 obs

○A108.158.186.1162026-05-11 → 2026-05-18 · 13 obs

○ 2026-05-10 16:29:28
● 2026-05-11 00:50:30
○ 2026-05-11 09:59:00
○ 2026-05-13 09:11:34
● 2026-05-13 20:48:12
○ 2026-05-14 00:19:52
○ 2026-05-17 15:57:52
● 2026-05-17 23:04:16
● 2026-05-18 01:26:00
○ 2026-05-18 02:02:58
● 2026-05-18 02:55:16
○ 2026-05-18 03:25:20
○ 2026-06-20 10:56:44

○A108.158.186.22026-05-11 → 2026-05-18 · 13 obs

○A108.158.186.342026-05-11 → 2026-05-18 · 13 obs

○A108.158.186.992026-05-11 → 2026-05-18 · 13 obs

○A13.227.110.22026-05-04 → 2026-06-10 · 25 obs

○ 2021-03-10 16:33:16
● 2026-05-04 00:34:32
○ 2026-05-04 07:30:16
○ 2026-05-07 20:06:38
● 2026-05-07 21:34:02
○ 2026-05-08 00:30:54
○ 2026-05-12 10:20:46
● 2026-05-12 14:35:14
● 2026-05-12 19:55:34
○ 2026-05-12 21:11:26
○ 2026-05-24 06:42:44
● 2026-05-29 11:19:02
○ 2026-05-30 02:27:00
● 2026-05-31 15:41:30
○ 2026-06-01 19:21:54
○ 2026-06-04 15:45:38
● 2026-06-06 23:08:16
○ 2026-06-06 23:55:58
○ 2026-06-08 11:04:24
● 2026-06-08 13:52:02
○ 2026-06-08 19:07:44
○ 2026-06-09 17:42:18
● 2026-06-10 04:09:00
○ 2026-06-10 20:35:52
○ 2026-06-20 10:56:44

○A13.227.110.272026-05-04 → 2026-06-10 · 25 obs

○A13.227.110.432026-05-04 → 2026-06-10 · 25 obs

○A13.227.110.772026-05-04 → 2026-06-10 · 25 obs

○A13.33.109.1172026-05-14 → 2026-05-14 · 4 obs

○ 2026-05-14 02:55:06
● 2026-05-14 05:11:46
○ 2026-05-15 03:41:32
○ 2026-06-20 10:56:44

○A13.33.109.442026-05-14 → 2026-05-14 · 4 obs

○ 2026-05-14 02:55:06
● 2026-05-14 05:11:46
○ 2026-05-15 03:41:32
○ 2026-06-20 10:56:44

○A13.33.109.942026-05-14 → 2026-05-14 · 4 obs

○ 2026-05-14 02:55:06
● 2026-05-14 05:11:46
○ 2026-05-15 03:41:32
○ 2026-06-20 10:56:44

○A13.33.109.972026-05-14 → 2026-05-14 · 4 obs

○ 2026-05-14 02:55:06
● 2026-05-14 05:11:46
○ 2026-05-15 03:41:32
○ 2026-06-20 10:56:44

○A18.154.110.1102026-05-19 → 2026-06-07 · 15 obs

○ 2026-05-19 06:32:56
● 2026-05-19 12:45:48
○ 2026-05-21 09:06:28
● 2026-05-21 12:25:10
● 2026-05-24 06:42:44
○ 2026-05-29 11:19:02
● 2026-05-30 02:27:00
○ 2026-05-31 15:41:30
● 2026-06-01 19:21:54
● 2026-06-04 15:45:38
○ 2026-06-06 23:08:16
● 2026-06-06 23:55:58
● 2026-06-07 10:57:10
○ 2026-06-08 11:04:24
○ 2026-06-20 10:56:44

○A18.154.110.32026-05-19 → 2026-06-07 · 15 obs

○A18.154.110.492026-05-19 → 2026-06-07 · 15 obs

○A18.154.110.522026-05-19 → 2026-06-07 · 15 obs

●A18.160.18.1022026-06-15 → 2026-06-20 · 16 obs

○ 2026-06-15 13:35:36
● 2026-06-15 16:06:22
○ 2026-06-15 18:26:08
○ 2026-06-16 00:41:38
● 2026-06-16 04:32:22
○ 2026-06-16 05:12:20
● 2026-06-18 16:20:18
○ 2026-06-18 17:10:24
● 2026-06-19 11:51:14
○ 2026-06-19 14:10:46
● 2026-06-19 14:45:00
○ 2026-06-19 16:21:38
● 2026-06-20 06:27:34
○ 2026-06-20 07:09:56
● 2026-06-20 10:56:40
● 2026-06-20 10:56:44

●A18.160.18.112026-06-15 → 2026-06-20 · 16 obs

●A18.160.18.1192026-06-15 → 2026-06-20 · 16 obs

●A18.160.18.1262026-06-15 → 2026-06-20 · 16 obs

○A18.64.155.1012026-06-19 → 2026-06-20 · 6 obs

○ 2026-06-18 17:10:24
● 2026-06-19 10:13:24
○ 2026-06-19 11:51:14
● 2026-06-20 00:42:26
○ 2026-06-20 01:39:30
○ 2026-06-20 10:56:44

○A18.64.155.322026-06-19 → 2026-06-20 · 6 obs

○ 2026-06-18 17:10:24
● 2026-06-19 10:13:24
○ 2026-06-19 11:51:14
● 2026-06-20 00:42:26
○ 2026-06-20 01:39:30
○ 2026-06-20 10:56:44

○A18.64.155.352026-06-19 → 2026-06-20 · 6 obs

○ 2026-06-18 17:10:24
● 2026-06-19 10:13:24
○ 2026-06-19 11:51:14
● 2026-06-20 00:42:26
○ 2026-06-20 01:39:30
○ 2026-06-20 10:56:44

○A18.64.155.492026-06-19 → 2026-06-20 · 6 obs

○ 2026-06-18 17:10:24
● 2026-06-19 10:13:24
○ 2026-06-19 11:51:14
● 2026-06-20 00:42:26
○ 2026-06-20 01:39:30
○ 2026-06-20 10:56:44

○A3.167.99.172026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-19 12:45:48
● 2026-05-21 09:06:28
○ 2026-05-21 12:25:10
○ 2026-06-20 10:56:44

○A3.167.99.192026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-19 12:45:48
● 2026-05-21 09:06:28
○ 2026-05-21 12:25:10
○ 2026-06-20 10:56:44

○A3.167.99.282026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-19 12:45:48
● 2026-05-21 09:06:28
○ 2026-05-21 12:25:10
○ 2026-06-20 10:56:44

○A3.167.99.82026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-19 12:45:48
● 2026-05-21 09:06:28
○ 2026-05-21 12:25:10
○ 2026-06-20 10:56:44

○A34.193.228.1862017-01-14 → 2017-01-14 · 3 obs

● 2017-01-14 19:45:14
○ 2021-03-10 16:33:16
○ 2026-06-20 10:56:44

○A50.19.191.1512017-01-14 → 2017-01-14 · 3 obs

● 2017-01-14 19:45:14
○ 2021-03-10 16:33:16
○ 2026-06-20 10:56:44

○A52.55.171.1782017-01-14 → 2017-01-14 · 3 obs

● 2017-01-14 19:45:14
○ 2021-03-10 16:33:16
○ 2026-06-20 10:56:44

○A99.84.252.232026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 22:48:18
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-06-20 10:56:44

○A99.84.252.522026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 22:48:18
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-06-20 10:56:44

○A99.84.252.822026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 22:48:18
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-06-20 10:56:44

○A99.84.252.962026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-17 22:48:18
● 2026-06-18 00:40:54
○ 2026-06-18 04:34:42
○ 2026-06-20 10:56:44

○A99.86.12.1292026-05-04 → 2026-06-20 · 60 obs

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

○A99.86.12.22026-05-04 → 2026-06-20 · 60 obs

○A99.86.12.202026-05-04 → 2026-06-20 · 60 obs

○A99.86.12.882026-05-04 → 2026-06-20 · 60 obs

○CNAMEcluster57-516572106.us-east-1.elb.amazonaws.com2017-01-14 → 2017-01-14 · 3 obs

● 2017-01-14 19:45:14
○ 2021-03-10 16:33:16
○ 2026-06-20 10:56:44

○CNAMEcluster57.instructure.com2017-01-14 → 2017-01-14 · 3 obs

● 2017-01-14 19:45:14
○ 2021-03-10 16:33:16
○ 2026-06-20 10:56:44

○CNAMEcluster82.instructure.com2021-03-10 → 2021-03-10 · 4 obs

○ 2017-01-14 19:45:14
● 2021-03-10 16:33:16
○ 2026-05-04 00:34:32
○ 2026-06-20 10:56:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, j.gtld-servers.net, e.gtld-servers.net, l.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: 229ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.160.18.102, 18.160.18.11...`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

lrccd.instructure.com directs to four IP numbers, which are 18.160.18.11, 18.160.18.102, 18.160.18.119 and 18.160.18.126.

Among the host names that share IP numbers with lrccd.instructure.com are blink-skudd.com, highlandk12.instructure.com, stanford.instructure.com and two others.