uthscsa.instructure.com - robtex.com

uthscsa.instructure.com

DNSSEC⚠️ Not signed
A13.227.110.2πŸ‡ΊπŸ‡Έ Amazon13.227.104.0/21 - Cloudfront
PTRserver-13-227-110-2.gru3.r.cloudfront.net
A13.227.110.27πŸ‡ΊπŸ‡Έ Amazon13.227.104.0/21 - Cloudfront
A13.227.110.43πŸ‡ΊπŸ‡Έ Amazon13.227.104.0/21 - Cloudfront
A13.227.110.77πŸ‡ΊπŸ‡Έ Amazon13.227.104.0/21 - Cloudfront

instructure.com

DNSSEC⚠️ Not signed
A151.101.2.132πŸ‡ΊπŸ‡Έ Fastly151.101.0.0/22
A151.101.66.132πŸ‡ΊπŸ‡Έ Fastly151.101.64.0/22
NSns-2.awsdns-00.com ⭐
NSns-1354.awsdns-41.org
NSns-1799.awsdns-32.co.uk
NSns-996.awsdns-60.net
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(10)
MXalt2.aspmx.l.google.com(10)
MXaspmx2.googlemail.com(20)
MXaspmx3.googlemail.com(20)
TXT2acd5847c66f4325be05af390213b8c7.instructure.com
TXTMS=ms20700021
TXTZOOM_verify_Up1Opd4-S9ChtRORps16qw
TXTadobe-idp-site-verification=4287460e7429c97ad75b995bdef6b0d7ff1c9b541946abfaf...
TXTanthropic-domain-verification-2pz98m=hO4bmZQTC5gutJZcanKeagAWR
TXTanthropic-domain-verification-4mh4xs=A4vkPXqJIA4VVi9GAbxDEPohr
TXTanthropic-domain-verification-pz1pr3=sZkvFuBJeSdmEXoj4KJYYQW8Z
TXTanthropic-domain-verification-vz61c8=kfBobb4vvH2M9xtsZhFajtKHr
TXTapple-domain-verification=8oZZjgKWADRgkWui
TXTastro-domain-verification=cmbjhzn9b0c0h01pimts1v2h1
TXTatlassian-domain-verification=pS8CbCDhL3R1mMujl07LwhltWFcJtks8mrBa7l/1uocODR9...
TXTbugcrowd-verification=817deedf9414a9ea878ff255c42a9afa
TXTcanva-site-verification=jRPvv0c9AZGTaJIIPIpfAQ
TXTcanva-site-verification=jiASD5n0aNnvUnfIP1w4XA
TXTdocker-verification=7555bc65-ce7a-4ed2-8028-4bf0274d2c5b
TXTdocusign=1ca86ab9-2ddb-4d63-b719-4798811390ca
TXTdrift-domain-verification=608941e9992460f0ccd58daa1decf1808863da188a929106582...
TXTfastly-domain-delegation-jpv3oeoqr3aouxwkbhpb-00480650-2025-07-31
TXTfigma-domain-verification=848b9254b032bfe488e955a140a8a63cb345186c3c69b7200f7...
TXTgoogle-site-verification=3SDlSr_fW_6bYm0BDDK4ZXs6I5yKtB4WyXL3GNozx8I
TXTgoogle-site-verification=Som6bbrVvI5NLh3lTcpNSbp6_0GpFezQQ9xo6CrSHOQ
TXTgoogle-site-verification=WSlNW84_Zm6mbOaM35pQyLJUt7-OtVXNjzXe9LT-eJI
TXTgoogle-site-verification=bC89ByaBs616PDmJLrSUG5RS3fyA8agwCtXch9G0GL0
TXThcp-domain-verification=24de36f1e2e1ad573ac320a62707e7ec8ac0cce2dccf7985914a8...
TXTjamf-site-verification=-bAufptjYdQAfzF-s7PBtQ
TXTm6bll7f2q2d2uidl6cq273dma0
TXTmiro-verification=0ee36f655f5ce0499683c255714fcdbe990af0e0
TXTmongodb-site-verification=UyyatYgRcdnc3W9g8StgD1OK8wfcIouE
TXTonetrust-domain-verification=5ef48d8081ac4ab6adce9ed80c92f4e5
TXTopenai-domain-verification=dv-wb5qFISTkDoktTMXLsDMVuZ0
TXTpendo-domain-verification=2l9wI_SzXdfdzA0ZCZUES4O0FS0
TXTsprout-social-715adb3f-6166-4bc5-b3d9-b1faf326db31
TXTv=spf1 include:_spf.google.com include:amazonses.com include:_spf.q4press.com...
TXTzapier-domain-verification-challenge=fe79b183-171c-432c-bf5d-48b3e73fd0af
TXTzoho-verification=zb08654551.zmverify.zoho.com
SOAns-2.awsdns-00.comawsdns-hostmaster@amazon.com serial=1
WOT: SAFE (87/100)
rank #1362 globally
rank #733 in the tld
WOT: SAFE (91/100)
πŸ“ˆ Tranco rank: #1,244

Same first word

Similar names

DNS History

49 records (4 active, 45 former)

201820192020202120222023202420252026A13.227.110.213.227.110.2713.227.110.4313.227.110.77108.139.134.10108.139.134.120108.139.134.122108.139.134.78108.158.186.116108.158.186.2108.158.186.34108.158.186.9913.226.144.1213.226.144.4313.226.144.613.226.144.6113.227.107.3013.227.107.4613.227.107.5013.227.107.5813.33.109.11713.33.109.4413.33.109.9413.33.109.9718.154.110.11018.154.110.318.154.110.4918.154.110.5218.160.18.10218.160.18.1118.160.18.11918.160.18.1263.163.10.163.163.10.833.163.10.863.163.10.943.167.99.173.167.99.193.167.99.283.167.99.852.20.17.13652.6.46.18999.86.12.12999.86.12.299.86.12.2099.86.12.88CNAMEcluster224.instructure.comcluster38-1564030689.us-east-1.elb.amazonaws.comcluster38.instructure.com
β—‹A108.139.134.102026-04-17 β†’ 2026-04-17 Β· 5 obs
β—‹ 2017-04-10 07:43:56
● 2026-04-17 09:28:40
● 2026-04-17 10:09:32
β—‹ 2026-04-17 12:46:42
β—‹ 2026-06-05 07:00:12
β—‹A108.139.134.1202026-04-17 β†’ 2026-04-17 Β· 5 obs
β—‹ 2017-04-10 07:43:56
● 2026-04-17 09:28:40
● 2026-04-17 10:09:32
β—‹ 2026-04-17 12:46:42
β—‹ 2026-06-05 07:00:12
β—‹A108.139.134.1222026-04-17 β†’ 2026-04-17 Β· 5 obs
β—‹ 2017-04-10 07:43:56
● 2026-04-17 09:28:40
● 2026-04-17 10:09:32
β—‹ 2026-04-17 12:46:42
β—‹ 2026-06-05 07:00:12
β—‹A108.139.134.782026-04-17 β†’ 2026-04-17 Β· 5 obs
β—‹ 2017-04-10 07:43:56
● 2026-04-17 09:28:40
● 2026-04-17 10:09:32
β—‹ 2026-04-17 12:46:42
β—‹ 2026-06-05 07:00:12
β—‹A108.158.186.1162026-05-13 β†’ 2026-05-13 Β· 4 obs
β—‹ 2026-05-13 22:08:08
● 2026-05-13 22:53:30
β—‹ 2026-05-14 00:20:36
β—‹ 2026-06-05 07:00:12
β—‹A108.158.186.22026-05-13 β†’ 2026-05-13 Β· 4 obs
β—‹ 2026-05-13 22:08:08
● 2026-05-13 22:53:30
β—‹ 2026-05-14 00:20:36
β—‹ 2026-06-05 07:00:12
β—‹A108.158.186.342026-05-13 β†’ 2026-05-13 Β· 4 obs
β—‹ 2026-05-13 22:08:08
● 2026-05-13 22:53:30
β—‹ 2026-05-14 00:20:36
β—‹ 2026-06-05 07:00:12
β—‹A108.158.186.992026-05-13 β†’ 2026-05-13 Β· 4 obs
β—‹ 2026-05-13 22:08:08
● 2026-05-13 22:53:30
β—‹ 2026-05-14 00:20:36
β—‹ 2026-06-05 07:00:12
β—‹A13.226.144.122026-04-17 β†’ 2026-04-17 Β· 4 obs
β—‹ 2026-04-17 10:09:32
● 2026-04-17 12:46:42
β—‹ 2026-04-28 05:35:06
β—‹ 2026-06-05 07:00:12
β—‹A13.226.144.432026-04-17 β†’ 2026-04-17 Β· 4 obs
β—‹ 2026-04-17 10:09:32
● 2026-04-17 12:46:42
β—‹ 2026-04-28 05:35:06
β—‹ 2026-06-05 07:00:12
β—‹A13.226.144.62026-04-17 β†’ 2026-04-17 Β· 4 obs
β—‹ 2026-04-17 10:09:32
● 2026-04-17 12:46:42
β—‹ 2026-04-28 05:35:06
β—‹ 2026-06-05 07:00:12
β—‹A13.226.144.612026-04-17 β†’ 2026-04-17 Β· 4 obs
β—‹ 2026-04-17 10:09:32
● 2026-04-17 12:46:42
β—‹ 2026-04-28 05:35:06
β—‹ 2026-06-05 07:00:12
β—‹A13.227.107.302026-04-29 β†’ 2026-04-29 Β· 4 obs
β—‹ 2026-04-29 08:30:58
● 2026-04-29 09:33:32
β—‹ 2026-04-29 11:39:56
β—‹ 2026-06-05 07:00:12
β—‹A13.227.107.462026-04-29 β†’ 2026-04-29 Β· 4 obs
β—‹ 2026-04-29 08:30:58
● 2026-04-29 09:33:32
β—‹ 2026-04-29 11:39:56
β—‹ 2026-06-05 07:00:12
β—‹A13.227.107.502026-04-29 β†’ 2026-04-29 Β· 4 obs
β—‹ 2026-04-29 08:30:58
● 2026-04-29 09:33:32
β—‹ 2026-04-29 11:39:56
β—‹ 2026-06-05 07:00:12
β—‹A13.227.107.582026-04-29 β†’ 2026-04-29 Β· 4 obs
β—‹ 2026-04-29 08:30:58
● 2026-04-29 09:33:32
β—‹ 2026-04-29 11:39:56
β—‹ 2026-06-05 07:00:12
●A13.227.110.22026-05-29 β†’ 2026-06-05 Β· 19 obs
β—‹ 2026-05-29 08:05:18
● 2026-05-29 16:41:46
● 2026-05-29 21:10:14
β—‹ 2026-05-29 23:21:04
β—‹ 2026-05-31 09:05:42
● 2026-05-31 10:20:46
● 2026-06-01 12:40:14
β—‹ 2026-06-01 14:55:18
β—‹ 2026-06-03 13:25:58
● 2026-06-03 14:06:46
β—‹ 2026-06-03 14:37:32
β—‹ 2026-06-04 05:04:08
● 2026-06-04 06:30:44
β—‹ 2026-06-04 07:13:18
β—‹ 2026-06-04 18:28:54
● 2026-06-04 23:23:08
β—‹ 2026-06-05 05:55:14
● 2026-06-05 07:00:10
● 2026-06-05 07:00:12
●A13.227.110.272026-05-29 β†’ 2026-06-05 Β· 19 obs
β—‹ 2026-05-29 08:05:18
● 2026-05-29 16:41:46
● 2026-05-29 21:10:14
β—‹ 2026-05-29 23:21:04
β—‹ 2026-05-31 09:05:42
● 2026-05-31 10:20:46
● 2026-06-01 12:40:14
β—‹ 2026-06-01 14:55:18
β—‹ 2026-06-03 13:25:58
● 2026-06-03 14:06:46
β—‹ 2026-06-03 14:37:32
β—‹ 2026-06-04 05:04:08
● 2026-06-04 06:30:44
β—‹ 2026-06-04 07:13:18
β—‹ 2026-06-04 18:28:54
● 2026-06-04 23:23:08
β—‹ 2026-06-05 05:55:14
● 2026-06-05 07:00:10
● 2026-06-05 07:00:12
●A13.227.110.432026-05-29 β†’ 2026-06-05 Β· 19 obs
β—‹ 2026-05-29 08:05:18
● 2026-05-29 16:41:46
● 2026-05-29 21:10:14
β—‹ 2026-05-29 23:21:04
β—‹ 2026-05-31 09:05:42
● 2026-05-31 10:20:46
● 2026-06-01 12:40:14
β—‹ 2026-06-01 14:55:18
β—‹ 2026-06-03 13:25:58
● 2026-06-03 14:06:46
β—‹ 2026-06-03 14:37:32
β—‹ 2026-06-04 05:04:08
● 2026-06-04 06:30:44
β—‹ 2026-06-04 07:13:18
β—‹ 2026-06-04 18:28:54
● 2026-06-04 23:23:08
β—‹ 2026-06-05 05:55:14
● 2026-06-05 07:00:10
● 2026-06-05 07:00:12
●A13.227.110.772026-05-29 β†’ 2026-06-05 Β· 19 obs
β—‹ 2026-05-29 08:05:18
● 2026-05-29 16:41:46
● 2026-05-29 21:10:14
β—‹ 2026-05-29 23:21:04
β—‹ 2026-05-31 09:05:42
● 2026-05-31 10:20:46
● 2026-06-01 12:40:14
β—‹ 2026-06-01 14:55:18
β—‹ 2026-06-03 13:25:58
● 2026-06-03 14:06:46
β—‹ 2026-06-03 14:37:32
β—‹ 2026-06-04 05:04:08
● 2026-06-04 06:30:44
β—‹ 2026-06-04 07:13:18
β—‹ 2026-06-04 18:28:54
● 2026-06-04 23:23:08
β—‹ 2026-06-05 05:55:14
● 2026-06-05 07:00:10
● 2026-06-05 07:00:12
β—‹A13.33.109.1172026-04-29 β†’ 2026-05-17 Β· 22 obs
β—‹ 2026-04-28 23:57:20
● 2026-04-29 00:34:16
β—‹ 2026-04-29 02:04:28
β—‹ 2026-05-04 22:32:18
● 2026-05-05 00:33:52
β—‹ 2026-05-05 01:41:24
β—‹ 2026-05-05 23:08:22
● 2026-05-06 00:08:34
β—‹ 2026-05-06 01:20:18
β—‹ 2026-05-06 23:53:06
● 2026-05-07 00:50:54
β—‹ 2026-05-07 01:56:36
β—‹ 2026-05-08 23:47:38
● 2026-05-09 00:38:10
β—‹ 2026-05-09 01:54:54
β—‹ 2026-05-09 11:37:46
● 2026-05-09 12:42:28
β—‹ 2026-05-09 14:48:26
β—‹ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
β—‹ 2026-05-17 19:23:28
β—‹ 2026-06-05 07:00:12
β—‹A13.33.109.442026-04-29 β†’ 2026-05-17 Β· 22 obs
β—‹ 2026-04-28 23:57:20
● 2026-04-29 00:34:16
β—‹ 2026-04-29 02:04:28
β—‹ 2026-05-04 22:32:18
● 2026-05-05 00:33:52
β—‹ 2026-05-05 01:41:24
β—‹ 2026-05-05 23:08:22
● 2026-05-06 00:08:34
β—‹ 2026-05-06 01:20:18
β—‹ 2026-05-06 23:53:06
● 2026-05-07 00:50:54
β—‹ 2026-05-07 01:56:36
β—‹ 2026-05-08 23:47:38
● 2026-05-09 00:38:10
β—‹ 2026-05-09 01:54:54
β—‹ 2026-05-09 11:37:46
● 2026-05-09 12:42:28
β—‹ 2026-05-09 14:48:26
β—‹ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
β—‹ 2026-05-17 19:23:28
β—‹ 2026-06-05 07:00:12
β—‹A13.33.109.942026-04-29 β†’ 2026-05-17 Β· 22 obs
β—‹ 2026-04-28 23:57:20
● 2026-04-29 00:34:16
β—‹ 2026-04-29 02:04:28
β—‹ 2026-05-04 22:32:18
● 2026-05-05 00:33:52
β—‹ 2026-05-05 01:41:24
β—‹ 2026-05-05 23:08:22
● 2026-05-06 00:08:34
β—‹ 2026-05-06 01:20:18
β—‹ 2026-05-06 23:53:06
● 2026-05-07 00:50:54
β—‹ 2026-05-07 01:56:36
β—‹ 2026-05-08 23:47:38
● 2026-05-09 00:38:10
β—‹ 2026-05-09 01:54:54
β—‹ 2026-05-09 11:37:46
● 2026-05-09 12:42:28
β—‹ 2026-05-09 14:48:26
β—‹ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
β—‹ 2026-05-17 19:23:28
β—‹ 2026-06-05 07:00:12
β—‹A13.33.109.972026-04-29 β†’ 2026-05-17 Β· 22 obs
β—‹ 2026-04-28 23:57:20
● 2026-04-29 00:34:16
β—‹ 2026-04-29 02:04:28
β—‹ 2026-05-04 22:32:18
● 2026-05-05 00:33:52
β—‹ 2026-05-05 01:41:24
β—‹ 2026-05-05 23:08:22
● 2026-05-06 00:08:34
β—‹ 2026-05-06 01:20:18
β—‹ 2026-05-06 23:53:06
● 2026-05-07 00:50:54
β—‹ 2026-05-07 01:56:36
β—‹ 2026-05-08 23:47:38
● 2026-05-09 00:38:10
β—‹ 2026-05-09 01:54:54
β—‹ 2026-05-09 11:37:46
● 2026-05-09 12:42:28
β—‹ 2026-05-09 14:48:26
β—‹ 2026-05-17 17:15:14
● 2026-05-17 17:50:48
β—‹ 2026-05-17 19:23:28
β—‹ 2026-06-05 07:00:12
β—‹A18.154.110.1102026-05-19 β†’ 2026-06-05 Β· 27 obs
β—‹ 2026-05-19 07:17:30
● 2026-05-19 08:24:22
● 2026-05-21 12:25:46
β—‹ 2026-05-21 13:14:08
● 2026-05-21 15:34:16
● 2026-05-21 17:55:02
β—‹ 2026-05-21 18:49:44
● 2026-05-21 20:06:22
● 2026-05-29 07:02:14
β—‹ 2026-05-29 08:05:18
β—‹ 2026-05-29 21:10:14
● 2026-05-29 23:21:04
● 2026-05-31 09:05:42
β—‹ 2026-05-31 10:20:46
β—‹ 2026-06-01 14:55:18
● 2026-06-01 16:04:52
● 2026-06-03 13:25:58
β—‹ 2026-06-03 14:06:46
● 2026-06-03 14:37:32
● 2026-06-04 05:04:08
β—‹ 2026-06-04 06:30:44
● 2026-06-04 07:13:18
● 2026-06-04 18:28:54
β—‹ 2026-06-04 23:23:08
● 2026-06-05 05:55:14
β—‹ 2026-06-05 07:00:10
β—‹ 2026-06-05 07:00:12
β—‹A18.154.110.32026-05-19 β†’ 2026-06-05 Β· 27 obs
β—‹ 2026-05-19 07:17:30
● 2026-05-19 08:24:22
● 2026-05-21 12:25:46
β—‹ 2026-05-21 13:14:08
● 2026-05-21 15:34:16
● 2026-05-21 17:55:02
β—‹ 2026-05-21 18:49:44
● 2026-05-21 20:06:22
● 2026-05-29 07:02:14
β—‹ 2026-05-29 08:05:18
β—‹ 2026-05-29 21:10:14
● 2026-05-29 23:21:04
● 2026-05-31 09:05:42
β—‹ 2026-05-31 10:20:46
β—‹ 2026-06-01 14:55:18
● 2026-06-01 16:04:52
● 2026-06-03 13:25:58
β—‹ 2026-06-03 14:06:46
● 2026-06-03 14:37:32
● 2026-06-04 05:04:08
β—‹ 2026-06-04 06:30:44
● 2026-06-04 07:13:18
● 2026-06-04 18:28:54
β—‹ 2026-06-04 23:23:08
● 2026-06-05 05:55:14
β—‹ 2026-06-05 07:00:10
β—‹ 2026-06-05 07:00:12
β—‹A18.154.110.492026-05-19 β†’ 2026-06-05 Β· 27 obs
β—‹ 2026-05-19 07:17:30
● 2026-05-19 08:24:22
● 2026-05-21 12:25:46
β—‹ 2026-05-21 13:14:08
● 2026-05-21 15:34:16
● 2026-05-21 17:55:02
β—‹ 2026-05-21 18:49:44
● 2026-05-21 20:06:22
● 2026-05-29 07:02:14
β—‹ 2026-05-29 08:05:18
β—‹ 2026-05-29 21:10:14
● 2026-05-29 23:21:04
● 2026-05-31 09:05:42
β—‹ 2026-05-31 10:20:46
β—‹ 2026-06-01 14:55:18
● 2026-06-01 16:04:52
● 2026-06-03 13:25:58
β—‹ 2026-06-03 14:06:46
● 2026-06-03 14:37:32
● 2026-06-04 05:04:08
β—‹ 2026-06-04 06:30:44
● 2026-06-04 07:13:18
● 2026-06-04 18:28:54
β—‹ 2026-06-04 23:23:08
● 2026-06-05 05:55:14
β—‹ 2026-06-05 07:00:10
β—‹ 2026-06-05 07:00:12
β—‹A18.154.110.522026-05-19 β†’ 2026-06-05 Β· 27 obs
β—‹ 2026-05-19 07:17:30
● 2026-05-19 08:24:22
● 2026-05-21 12:25:46
β—‹ 2026-05-21 13:14:08
● 2026-05-21 15:34:16
● 2026-05-21 17:55:02
β—‹ 2026-05-21 18:49:44
● 2026-05-21 20:06:22
● 2026-05-29 07:02:14
β—‹ 2026-05-29 08:05:18
β—‹ 2026-05-29 21:10:14
● 2026-05-29 23:21:04
● 2026-05-31 09:05:42
β—‹ 2026-05-31 10:20:46
β—‹ 2026-06-01 14:55:18
● 2026-06-01 16:04:52
● 2026-06-03 13:25:58
β—‹ 2026-06-03 14:06:46
● 2026-06-03 14:37:32
● 2026-06-04 05:04:08
β—‹ 2026-06-04 06:30:44
● 2026-06-04 07:13:18
● 2026-06-04 18:28:54
β—‹ 2026-06-04 23:23:08
● 2026-06-05 05:55:14
β—‹ 2026-06-05 07:00:10
β—‹ 2026-06-05 07:00:12
β—‹A18.160.18.1022026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 17:55:02
● 2026-05-21 18:49:44
β—‹ 2026-05-21 20:06:22
β—‹ 2026-06-05 07:00:12
β—‹A18.160.18.112026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 17:55:02
● 2026-05-21 18:49:44
β—‹ 2026-05-21 20:06:22
β—‹ 2026-06-05 07:00:12
β—‹A18.160.18.1192026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 17:55:02
● 2026-05-21 18:49:44
β—‹ 2026-05-21 20:06:22
β—‹ 2026-06-05 07:00:12
β—‹A18.160.18.1262026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 17:55:02
● 2026-05-21 18:49:44
β—‹ 2026-05-21 20:06:22
β—‹ 2026-06-05 07:00:12
β—‹A3.163.10.162026-06-01 β†’ 2026-06-01 Β· 4 obs
β—‹ 2026-06-01 12:40:14
● 2026-06-01 14:55:18
β—‹ 2026-06-01 16:04:52
β—‹ 2026-06-05 07:00:12
β—‹A3.163.10.832026-06-01 β†’ 2026-06-01 Β· 4 obs
β—‹ 2026-06-01 12:40:14
● 2026-06-01 14:55:18
β—‹ 2026-06-01 16:04:52
β—‹ 2026-06-05 07:00:12
β—‹A3.163.10.862026-06-01 β†’ 2026-06-01 Β· 4 obs
β—‹ 2026-06-01 12:40:14
● 2026-06-01 14:55:18
β—‹ 2026-06-01 16:04:52
β—‹ 2026-06-05 07:00:12
β—‹A3.163.10.942026-06-01 β†’ 2026-06-01 Β· 4 obs
β—‹ 2026-06-01 12:40:14
● 2026-06-01 14:55:18
β—‹ 2026-06-01 16:04:52
β—‹ 2026-06-05 07:00:12
β—‹A3.167.99.172026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 12:25:46
● 2026-05-21 13:14:08
β—‹ 2026-05-21 15:34:16
β—‹ 2026-06-05 07:00:12
β—‹A3.167.99.192026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 12:25:46
● 2026-05-21 13:14:08
β—‹ 2026-05-21 15:34:16
β—‹ 2026-06-05 07:00:12
β—‹A3.167.99.282026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 12:25:46
● 2026-05-21 13:14:08
β—‹ 2026-05-21 15:34:16
β—‹ 2026-06-05 07:00:12
β—‹A3.167.99.82026-05-21 β†’ 2026-05-21 Β· 4 obs
β—‹ 2026-05-21 12:25:46
● 2026-05-21 13:14:08
β—‹ 2026-05-21 15:34:16
β—‹ 2026-06-05 07:00:12
β—‹A52.20.17.1362017-04-10 β†’ 2017-04-10 Β· 3 obs
● 2017-04-10 07:43:56
β—‹ 2026-04-17 09:28:40
β—‹ 2026-06-05 07:00:12
β—‹A52.6.46.1892017-04-10 β†’ 2017-04-10 Β· 3 obs
● 2017-04-10 07:43:56
β—‹ 2026-04-17 09:28:40
β—‹ 2026-06-05 07:00:12
β—‹A99.86.12.1292026-04-28 β†’ 2026-05-29 Β· 35 obs
β—‹ 2026-04-17 12:46:42
● 2026-04-28 05:35:06
● 2026-04-28 23:57:20
β—‹ 2026-04-29 00:34:16
● 2026-04-29 02:04:28
● 2026-04-29 08:30:58
β—‹ 2026-04-29 09:33:32
● 2026-04-29 11:39:56
● 2026-05-04 22:32:18
β—‹ 2026-05-05 00:33:52
● 2026-05-05 01:41:24
● 2026-05-05 23:08:22
β—‹ 2026-05-06 00:08:34
● 2026-05-06 01:20:18
● 2026-05-06 23:53:06
β—‹ 2026-05-07 00:50:54
● 2026-05-07 01:56:36
● 2026-05-08 23:47:38
β—‹ 2026-05-09 00:38:10
● 2026-05-09 01:54:54
● 2026-05-09 11:37:46
β—‹ 2026-05-09 12:42:28
● 2026-05-09 14:48:26
● 2026-05-13 22:08:08
β—‹ 2026-05-13 22:53:30
● 2026-05-14 00:20:36
● 2026-05-17 17:15:14
β—‹ 2026-05-17 17:50:48
● 2026-05-17 19:23:28
● 2026-05-19 07:17:30
β—‹ 2026-05-19 08:24:22
β—‹ 2026-05-29 07:02:14
● 2026-05-29 08:05:18
β—‹ 2026-05-29 16:41:46
β—‹ 2026-06-05 07:00:12
β—‹A99.86.12.22026-04-28 β†’ 2026-05-29 Β· 35 obs
β—‹ 2026-04-17 12:46:42
● 2026-04-28 05:35:06
● 2026-04-28 23:57:20
β—‹ 2026-04-29 00:34:16
● 2026-04-29 02:04:28
● 2026-04-29 08:30:58
β—‹ 2026-04-29 09:33:32
● 2026-04-29 11:39:56
● 2026-05-04 22:32:18
β—‹ 2026-05-05 00:33:52
● 2026-05-05 01:41:24
● 2026-05-05 23:08:22
β—‹ 2026-05-06 00:08:34
● 2026-05-06 01:20:18
● 2026-05-06 23:53:06
β—‹ 2026-05-07 00:50:54
● 2026-05-07 01:56:36
● 2026-05-08 23:47:38
β—‹ 2026-05-09 00:38:10
● 2026-05-09 01:54:54
● 2026-05-09 11:37:46
β—‹ 2026-05-09 12:42:28
● 2026-05-09 14:48:26
● 2026-05-13 22:08:08
β—‹ 2026-05-13 22:53:30
● 2026-05-14 00:20:36
● 2026-05-17 17:15:14
β—‹ 2026-05-17 17:50:48
● 2026-05-17 19:23:28
● 2026-05-19 07:17:30
β—‹ 2026-05-19 08:24:22
β—‹ 2026-05-29 07:02:14
● 2026-05-29 08:05:18
β—‹ 2026-05-29 16:41:46
β—‹ 2026-06-05 07:00:12
β—‹A99.86.12.202026-04-28 β†’ 2026-05-29 Β· 35 obs
β—‹ 2026-04-17 12:46:42
● 2026-04-28 05:35:06
● 2026-04-28 23:57:20
β—‹ 2026-04-29 00:34:16
● 2026-04-29 02:04:28
● 2026-04-29 08:30:58
β—‹ 2026-04-29 09:33:32
● 2026-04-29 11:39:56
● 2026-05-04 22:32:18
β—‹ 2026-05-05 00:33:52
● 2026-05-05 01:41:24
● 2026-05-05 23:08:22
β—‹ 2026-05-06 00:08:34
● 2026-05-06 01:20:18
● 2026-05-06 23:53:06
β—‹ 2026-05-07 00:50:54
● 2026-05-07 01:56:36
● 2026-05-08 23:47:38
β—‹ 2026-05-09 00:38:10
● 2026-05-09 01:54:54
● 2026-05-09 11:37:46
β—‹ 2026-05-09 12:42:28
● 2026-05-09 14:48:26
● 2026-05-13 22:08:08
β—‹ 2026-05-13 22:53:30
● 2026-05-14 00:20:36
● 2026-05-17 17:15:14
β—‹ 2026-05-17 17:50:48
● 2026-05-17 19:23:28
● 2026-05-19 07:17:30
β—‹ 2026-05-19 08:24:22
β—‹ 2026-05-29 07:02:14
● 2026-05-29 08:05:18
β—‹ 2026-05-29 16:41:46
β—‹ 2026-06-05 07:00:12
β—‹A99.86.12.882026-04-28 β†’ 2026-05-29 Β· 35 obs
β—‹ 2026-04-17 12:46:42
● 2026-04-28 05:35:06
● 2026-04-28 23:57:20
β—‹ 2026-04-29 00:34:16
● 2026-04-29 02:04:28
● 2026-04-29 08:30:58
β—‹ 2026-04-29 09:33:32
● 2026-04-29 11:39:56
● 2026-05-04 22:32:18
β—‹ 2026-05-05 00:33:52
● 2026-05-05 01:41:24
● 2026-05-05 23:08:22
β—‹ 2026-05-06 00:08:34
● 2026-05-06 01:20:18
● 2026-05-06 23:53:06
β—‹ 2026-05-07 00:50:54
● 2026-05-07 01:56:36
● 2026-05-08 23:47:38
β—‹ 2026-05-09 00:38:10
● 2026-05-09 01:54:54
● 2026-05-09 11:37:46
β—‹ 2026-05-09 12:42:28
● 2026-05-09 14:48:26
● 2026-05-13 22:08:08
β—‹ 2026-05-13 22:53:30
● 2026-05-14 00:20:36
● 2026-05-17 17:15:14
β—‹ 2026-05-17 17:50:48
● 2026-05-17 19:23:28
● 2026-05-19 07:17:30
β—‹ 2026-05-19 08:24:22
β—‹ 2026-05-29 07:02:14
● 2026-05-29 08:05:18
β—‹ 2026-05-29 16:41:46
β—‹ 2026-06-05 07:00:12
β—‹CNAMEcluster224.instructure.com2026-04-17 β†’ 2026-06-05 Β· 2 obs
β—‹ 2026-04-17 09:28:40
β—‹ 2026-06-05 07:00:12
β—‹CNAMEcluster38-1564030689.us-east-1.elb.amazonaws.com2017-04-10 β†’ 2017-04-10 Β· 3 obs
● 2017-04-10 07:43:56
β—‹ 2026-04-17 09:28:40
β—‹ 2026-06-05 07:00:12
β—‹CNAMEcluster38.instructure.com2017-04-10 β†’ 2017-04-10 Β· 3 obs
● 2017-04-10 07:43:56
β—‹ 2026-04-17 09:28:40
β—‹ 2026-06-05 07:00:12

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
comm.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net...-
instructure.comns-2.awsdns-00.com, ns-996.awsdns-60.net, ns-1799.awsdns-32.co.uk, ns-1354.awsdns-41.org2 records

βœ… Authoritative Response

Server:205.251.195.228

NS records: ns-2.awsdns-00.com, ns-996.awsdns-60.net, ns-1799.awsdns-32.co.uk, ns-1354.awsdns-41.org

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instructure.com (unsigned zone)

⏱️ Timing

Total: 260ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A413.227.110.2, 13.227.110.27...

πŸ“Œ Glue Records Collected

Total: 2

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

Analysis

IP Addresses

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

gorockets.instructure.com, rubique.app.link, l954.app.link and two other host names share IP numbers with uthscsa.instructure.com.