`ccs.instructure.com`

DNSSEC	⚠️ Not signed
A	13.227.110.2^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
		PTR	`server-13-227-110-2.gru3.r.cloudfront.net`
A	13.227.110.27^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.110.43^{🇺🇸 Amazon13.227.104.0/21 - Cloudfront}
A	13.227.110.77^{🇺🇸 Amazon13.227.104.0/21 - 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	`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 #1357 globally
rank #730 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #1,144

Same first word

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csc.gov.ph

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csc.gov.hk

csc.in.ua

DNS History

33 records (4 active, 29 former)

○A108.158.186.1162026-05-18 → 2026-05-18 · 4 obs

○ 2026-05-18 04:10:04
● 2026-05-18 05:11:00
○ 2026-05-18 06:24:52
○ 2026-05-31 23:11:12

○A108.158.186.22026-05-18 → 2026-05-18 · 4 obs

○ 2026-05-18 04:10:04
● 2026-05-18 05:11:00
○ 2026-05-18 06:24:52
○ 2026-05-31 23:11:12

○A108.158.186.342026-05-18 → 2026-05-18 · 4 obs

○ 2026-05-18 04:10:04
● 2026-05-18 05:11:00
○ 2026-05-18 06:24:52
○ 2026-05-31 23:11:12

○A108.158.186.992026-05-18 → 2026-05-18 · 4 obs

○ 2026-05-18 04:10:04
● 2026-05-18 05:11:00
○ 2026-05-18 06:24:52
○ 2026-05-31 23:11:12

●A13.227.110.22026-05-19 → 2026-05-31 · 15 obs

○ 2026-05-19 08:24:22
● 2026-05-19 09:17:32
○ 2026-05-19 10:37:36
○ 2026-05-22 17:56:12
● 2026-05-23 15:17:06
○ 2026-05-23 16:52:08
● 2026-05-24 19:15:28
○ 2026-05-24 20:54:56
○ 2026-05-29 00:54:00
● 2026-05-29 15:36:56
○ 2026-05-30 12:33:22
● 2026-05-31 00:44:56
○ 2026-05-31 02:26:10
● 2026-05-31 10:20:48
● 2026-05-31 23:11:12

●A13.227.110.272026-05-19 → 2026-05-31 · 15 obs

●A13.227.110.432026-05-19 → 2026-05-31 · 15 obs

●A13.227.110.772026-05-19 → 2026-05-31 · 15 obs

○A13.33.109.1172026-05-16 → 2026-05-17 · 7 obs

○ 2026-05-16 12:03:44
● 2026-05-16 12:52:10
○ 2026-05-16 14:15:56
○ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
○ 2026-05-17 19:23:28
○ 2026-05-31 23:11:12

○A13.33.109.442026-05-16 → 2026-05-17 · 7 obs

○ 2026-05-16 12:03:44
● 2026-05-16 12:52:10
○ 2026-05-16 14:15:56
○ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
○ 2026-05-17 19:23:28
○ 2026-05-31 23:11:12

○A13.33.109.942026-05-16 → 2026-05-17 · 7 obs

○ 2026-05-16 12:03:44
● 2026-05-16 12:52:10
○ 2026-05-16 14:15:56
○ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
○ 2026-05-17 19:23:28
○ 2026-05-31 23:11:12

○A13.33.109.972026-05-16 → 2026-05-17 · 7 obs

○ 2026-05-16 12:03:44
● 2026-05-16 12:52:10
○ 2026-05-16 14:15:56
○ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
○ 2026-05-17 19:23:28
○ 2026-05-31 23:11:12

○A18.154.110.1102026-05-19 → 2026-05-31 · 23 obs

○ 2026-05-19 07:17:30
● 2026-05-19 08:24:22
○ 2026-05-19 09:17:32
● 2026-05-19 10:37:36
● 2026-05-20 22:46:10
○ 2026-05-21 09:05:26
● 2026-05-21 10:45:32
○ 2026-05-21 13:14:08
● 2026-05-21 17:54:22
○ 2026-05-21 18:49:46
● 2026-05-21 20:06:22
● 2026-05-22 17:56:12
○ 2026-05-23 15:17:06
● 2026-05-23 16:52:08
○ 2026-05-24 19:15:28
● 2026-05-24 20:54:56
● 2026-05-29 00:54:00
○ 2026-05-29 15:36:56
● 2026-05-30 12:33:22
○ 2026-05-31 00:44:56
● 2026-05-31 02:26:10
○ 2026-05-31 10:20:48
○ 2026-05-31 23:11:12

○A18.154.110.32026-05-19 → 2026-05-31 · 23 obs

○A18.154.110.492026-05-19 → 2026-05-31 · 23 obs

○A18.154.110.522026-05-19 → 2026-05-31 · 23 obs

○A18.160.18.1022026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-21 17:54:22
● 2026-05-21 18:49:46
○ 2026-05-21 20:06:22
○ 2026-05-31 23:11:12

○A18.160.18.112026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-21 17:54:22
● 2026-05-21 18:49:46
○ 2026-05-21 20:06:22
○ 2026-05-31 23:11:12

○A18.160.18.1192026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-21 17:54:22
● 2026-05-21 18:49:46
○ 2026-05-21 20:06:22
○ 2026-05-31 23:11:12

○A18.160.18.1262026-05-21 → 2026-05-21 · 4 obs

○ 2026-05-21 17:54:22
● 2026-05-21 18:49:46
○ 2026-05-21 20:06:22
○ 2026-05-31 23:11:12

○A3.167.99.172026-05-21 → 2026-05-21 · 6 obs

○ 2026-05-20 22:46:10
● 2026-05-21 09:05:26
○ 2026-05-21 10:45:32
● 2026-05-21 13:14:08
○ 2026-05-21 17:54:22
○ 2026-05-31 23:11:12

○A3.167.99.192026-05-21 → 2026-05-21 · 6 obs

○ 2026-05-20 22:46:10
● 2026-05-21 09:05:26
○ 2026-05-21 10:45:32
● 2026-05-21 13:14:08
○ 2026-05-21 17:54:22
○ 2026-05-31 23:11:12

○A3.167.99.282026-05-21 → 2026-05-21 · 6 obs

○ 2026-05-20 22:46:10
● 2026-05-21 09:05:26
○ 2026-05-21 10:45:32
● 2026-05-21 13:14:08
○ 2026-05-21 17:54:22
○ 2026-05-31 23:11:12

○A3.167.99.82026-05-21 → 2026-05-21 · 6 obs

○ 2026-05-20 22:46:10
● 2026-05-21 09:05:26
○ 2026-05-21 10:45:32
● 2026-05-21 13:14:08
○ 2026-05-21 17:54:22
○ 2026-05-31 23:11:12

○A52.7.19.802016-12-30 → 2026-02-15 · 4 obs

● 2016-12-30 07:49:04
● 2026-02-15 23:15:46
○ 2026-05-14 09:21:16
○ 2026-05-31 23:11:12

○A52.71.216.252016-12-30 → 2026-02-15 · 4 obs

● 2016-12-30 07:49:04
● 2026-02-15 23:15:46
○ 2026-05-14 09:21:16
○ 2026-05-31 23:11:12

○A54.87.181.2502016-12-30 → 2026-02-15 · 4 obs

● 2016-12-30 07:49:04
● 2026-02-15 23:15:46
○ 2026-05-14 09:21:16
○ 2026-05-31 23:11:12

○A99.86.12.1292026-05-14 → 2026-05-19 · 14 obs

○ 2026-02-15 23:15:46
● 2026-05-14 09:21:16
● 2026-05-16 12:03:44
○ 2026-05-16 12:52:10
● 2026-05-16 14:15:56
● 2026-05-17 17:15:14
○ 2026-05-17 17:50:48
● 2026-05-17 19:23:28
● 2026-05-18 04:10:04
○ 2026-05-18 05:11:00
● 2026-05-18 06:24:52
● 2026-05-19 07:17:30
○ 2026-05-19 08:24:22
○ 2026-05-31 23:11:12

○A99.86.12.22026-05-14 → 2026-05-19 · 14 obs

○A99.86.12.202026-05-14 → 2026-05-19 · 14 obs

○A99.86.12.882026-05-14 → 2026-05-19 · 14 obs

○CNAMEcluster9-1724763219.us-east-1.elb.amazonaws.com2016-12-30 → 2016-12-30 · 3 obs

● 2016-12-30 07:49:04
○ 2026-02-15 23:15:46
○ 2026-05-31 23:11:12

○CNAMEcluster9.instructure.com2016-12-30 → 2026-02-15 · 4 obs

● 2016-12-30 07:49:04
● 2026-02-15 23:15:46
○ 2026-05-14 09:21:16
○ 2026-05-31 23:11:12

🔍 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:205.251.192.2

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: 606ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.227.110.43, 13.227.110.77...`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

ccs.instructure.com has 4 IP addresses: 13.227.110.2, 13.227.110.27, 13.227.110.43 and 13.227.110.77.

boomdfs.app.link, macizorras.com.htmlwww.carousell.app.link, d2yw7a91gxwnt2.cloudfront.net and two other host names share IP numbers with ccs.instructure.com.

ccs.instructure.com - robtex.com