auth.skillbuilder.aws - dns.ninja

auth.skillbuilder.aws

DNSSEC⚠️ Not signed
A3.170.21.65🇺🇸 Amazon3.170.20.0/22
PTRserver-3-170-21-65.iad61.r.cloudfront.net
A3.170.21.72🇺🇸 Amazon3.170.20.0/22
A3.170.21.92🇺🇸 Amazon3.170.20.0/22
A3.170.21.221🇺🇸 Amazon3.170.20.0/22
NSns-1264.awsdns-30.org ⭐
A2600:9000:5304:f000::1🇺🇸 Amazon2600:9000:5304::/48 - CloudFront
PTRns-1264.awsdns-30.org
A205.251.196.240🇺🇸 Amazon205.251.196.0/24 prefix
PTRns-1264.awsdns-30.org
NSns-1718.awsdns-22.co.uk
A2600:9000:5306:b600::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1718.awsdns-22.co.uk
A205.251.198.182🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1718.awsdns-22.co.uk
NSns-290.awsdns-36.com
A2600:9000:5301:2200::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront
PTRns-290.awsdns-36.com
A205.251.193.34🇺🇸 Amazon205.251.193.0/24 prefix
PTRns-290.awsdns-36.com
NSns-719.awsdns-25.net
A2600:9000:5302:cf00::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront
PTRns-719.awsdns-25.net
A205.251.194.207🇺🇸 Amazon205.251.194.0/24 prefix
PTRns-719.awsdns-25.net
SOAns-1264.awsdns-30.orgawsdns-hostmaster@amazon.com serial=1

skillbuilder.aws

DNSSEC⚠️ Not signed
A3.167.56.35🇺🇸 Amazon3.167.56.0/23
A3.167.56.75🇺🇸 Amazon3.167.56.0/23
A3.167.56.110🇺🇸 Amazon3.167.56.0/23
A3.167.56.113🇺🇸 Amazon3.167.56.0/23
NSns-344.awsdns-43.com ⭐
NSns-1440.awsdns-52.org
NSns-1972.awsdns-54.co.uk
NSns-741.awsdns-28.net
TXTgoogle-site-verification=T4tTOBL9zBsNoDX4uEoI3r81p2w6MPRDDpApRDhow-E
TXTv=spf1 -all
SOAns-344.awsdns-43.comawsdns-hostmaster@amazon.com serial=1
rank #58102 globally
rank #3 in the tld

skillbuilder.aws

skillbuilder.aws is the official domain for AWS Skill Builder, Amazon Web Services' online learning platform.

Key facts

  • Owner / operator: Amazon Web Services (AWS) / Amazon.com, Inc.
  • TLD: .aws— gTLD
  • Primary purpose: online learning and training platform for AWS cloud services
  • Status: active
📈 Tranco rank: #32,429

Subdomains

ap-northeast-1.auth.skillbuilder.aws
us-east-1.auth.skillbuilder.aws
gamma.auth.skillbuilder.aws

Same first word

auth.de
auth.srv.br
auth.com.ua
auth.tech.orange
auth.com.au
auth.ca
auth.ee
auth.im
auth.properties
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auth.fit
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auth.bid
auth.today
auth.pl
auth.bmw
auth.email
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auth.dev
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auth.s3-website-us-west-2.amazonaws.com
auth.vodka
auth.xyz
auth.sg
auth.icu
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auth.mom
auth.to
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auth.trafficmanager.net
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auth.toscana.it
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auth.game
auth.in.net
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auth.ac
auth.poker
auth.style
auth.net.br
auth.run
auth.edu.ee
auth.microsoft
auth.gy
auth.management
auth.bot
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auth.company
auth.me
auth.ws
auth.tips
auth.guru
auth.co
auth.cash
auth.app
auth.kinghost.net
auth.agency
auth.online
auth.es
auth.in
auth.cc
auth.rest
auth.it
auth.tools

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utha.com
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tuha.net
ahut.edu.cn
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haut.com
haut.be
utah.community
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huta.de
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utah.coffee
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utah.tel
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tahu.eu.org
thau.com
utah.fyi
huat.cc
tuha.vn
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haut.team
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utah.ut.us
thau.tv
thau.tech
utah.solar
utah.com
utah.eu
tuha.info
utah.singles
huat.jp
haut.care

DNS History

60 records (8 active, 52 former)

NSns-1264.awsdns-30.orgns-1718.awsdns-22.co.ukns-290.awsdns-36.comns-719.awsdns-25.netA3.170.21.2213.170.21.653.170.21.723.170.21.92108.139.148.114108.139.148.49108.139.148.64108.139.148.8108.158.168.179108.158.168.182108.158.168.218108.158.168.813.33.62.10813.33.62.14713.33.62.20413.33.62.9013.33.74.15213.33.74.2013.33.74.313.33.74.3113.35.23.18513.35.23.22713.35.23.3213.35.23.6413.35.25.16813.35.25.6513.35.25.6613.35.25.8318.238.11.14518.238.11.17818.238.11.3118.238.11.3618.245.206.1418.245.206.20618.245.206.3218.245.206.843.164.60.1673.164.60.173.164.60.383.164.60.963.166.153.1533.166.153.1603.166.153.2163.166.153.73.171.118.1993.171.118.493.171.118.783.171.118.83.174.117.2113.174.117.2253.174.117.663.174.117.9552.85.60.14752.85.60.16252.85.60.21952.85.60.71
●NSns-1264.awsdns-30.org2026-02-15 → 2026-08-03 · 2 obs
● 2026-02-15 22:13:16
● 2026-08-03 14:12:44
●NSns-1718.awsdns-22.co.uk2026-02-15 → 2026-08-03 · 2 obs
● 2026-02-15 22:13:16
● 2026-08-03 14:12:44
●NSns-290.awsdns-36.com2026-02-15 → 2026-08-03 · 2 obs
● 2026-02-15 22:13:16
● 2026-08-03 14:12:44
●NSns-719.awsdns-25.net2026-02-15 → 2026-08-03 · 2 obs
● 2026-02-15 22:13:16
● 2026-08-03 14:12:44
○A108.139.148.1142026-07-03 → 2026-07-26 · 6 obs
○ 2026-06-29 20:49:52
● 2026-07-03 02:43:52
○ 2026-07-05 08:07:48
● 2026-07-26 04:37:38
○ 2026-07-27 07:23:04
○ 2026-08-03 14:12:44
○A108.139.148.492026-07-03 → 2026-07-26 · 6 obs
○ 2026-06-29 20:49:52
● 2026-07-03 02:43:52
○ 2026-07-05 08:07:48
● 2026-07-26 04:37:38
○ 2026-07-27 07:23:04
○ 2026-08-03 14:12:44
○A108.139.148.642026-07-03 → 2026-07-26 · 6 obs
○ 2026-06-29 20:49:52
● 2026-07-03 02:43:52
○ 2026-07-05 08:07:48
● 2026-07-26 04:37:38
○ 2026-07-27 07:23:04
○ 2026-08-03 14:12:44
○A108.139.148.82026-07-03 → 2026-07-26 · 6 obs
○ 2026-06-29 20:49:52
● 2026-07-03 02:43:52
○ 2026-07-05 08:07:48
● 2026-07-26 04:37:38
○ 2026-07-27 07:23:04
○ 2026-08-03 14:12:44
○A108.158.168.1792026-04-08 → 2026-08-02 · 35 obs
○ 2026-02-24 13:02:18
● 2026-04-08 09:08:52
● 2026-04-08 14:04:00
○ 2026-04-09 05:37:50
● 2026-04-09 06:44:36
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● 2026-06-01 12:27:48
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● 2026-07-12 06:26:32
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● 2026-07-12 20:17:56
○ 2026-07-13 13:47:56
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● 2026-07-19 19:13:44
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● 2026-08-01 14:03:54
○ 2026-08-01 18:00:48
● 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A108.158.168.1822026-04-08 → 2026-08-02 · 35 obs
○ 2026-02-24 13:02:18
● 2026-04-08 09:08:52
● 2026-04-08 14:04:00
○ 2026-04-09 05:37:50
● 2026-04-09 06:44:36
● 2026-04-12 07:15:20
○ 2026-04-12 11:35:34
○ 2026-05-25 06:05:00
● 2026-05-30 01:55:06
● 2026-06-01 12:27:48
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○ 2026-07-10 09:29:56
● 2026-07-10 18:20:16
○ 2026-07-11 20:56:56
● 2026-07-12 06:26:32
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● 2026-07-12 20:17:56
○ 2026-07-13 13:47:56
● 2026-07-15 22:44:14
○ 2026-07-17 08:53:30
● 2026-07-19 19:13:44
○ 2026-07-20 06:43:24
● 2026-07-20 16:05:32
○ 2026-07-21 01:25:46
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● 2026-08-01 14:03:54
○ 2026-08-01 18:00:48
● 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A108.158.168.2182026-04-08 → 2026-08-02 · 35 obs
○ 2026-02-24 13:02:18
● 2026-04-08 09:08:52
● 2026-04-08 14:04:00
○ 2026-04-09 05:37:50
● 2026-04-09 06:44:36
● 2026-04-12 07:15:20
○ 2026-04-12 11:35:34
○ 2026-05-25 06:05:00
● 2026-05-30 01:55:06
● 2026-06-01 12:27:48
○ 2026-06-01 17:09:50
● 2026-07-05 08:07:48
○ 2026-07-08 06:28:26
● 2026-07-08 22:18:30
○ 2026-07-10 09:29:56
● 2026-07-10 18:20:16
○ 2026-07-11 20:56:56
● 2026-07-12 06:26:32
○ 2026-07-12 10:06:44
● 2026-07-12 20:17:56
○ 2026-07-13 13:47:56
● 2026-07-15 22:44:14
○ 2026-07-17 08:53:30
● 2026-07-19 19:13:44
○ 2026-07-20 06:43:24
● 2026-07-20 16:05:32
○ 2026-07-21 01:25:46
● 2026-07-23 12:52:52
○ 2026-07-24 10:02:54
● 2026-07-28 04:51:38
○ 2026-07-30 02:42:30
● 2026-08-01 14:03:54
○ 2026-08-01 18:00:48
● 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A108.158.168.82026-04-08 → 2026-08-02 · 35 obs
○ 2026-02-24 13:02:18
● 2026-04-08 09:08:52
● 2026-04-08 14:04:00
○ 2026-04-09 05:37:50
● 2026-04-09 06:44:36
● 2026-04-12 07:15:20
○ 2026-04-12 11:35:34
○ 2026-05-25 06:05:00
● 2026-05-30 01:55:06
● 2026-06-01 12:27:48
○ 2026-06-01 17:09:50
● 2026-07-05 08:07:48
○ 2026-07-08 06:28:26
● 2026-07-08 22:18:30
○ 2026-07-10 09:29:56
● 2026-07-10 18:20:16
○ 2026-07-11 20:56:56
● 2026-07-12 06:26:32
○ 2026-07-12 10:06:44
● 2026-07-12 20:17:56
○ 2026-07-13 13:47:56
● 2026-07-15 22:44:14
○ 2026-07-17 08:53:30
● 2026-07-19 19:13:44
○ 2026-07-20 06:43:24
● 2026-07-20 16:05:32
○ 2026-07-21 01:25:46
● 2026-07-23 12:52:52
○ 2026-07-24 10:02:54
● 2026-07-28 04:51:38
○ 2026-07-30 02:42:30
● 2026-08-01 14:03:54
○ 2026-08-01 18:00:48
● 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A13.33.62.1082026-02-24 → 2026-08-01 · 8 obs
○ 2026-02-21 00:37:26
● 2026-02-24 13:02:18
○ 2026-04-08 09:08:52
● 2026-07-10 09:29:56
○ 2026-07-10 18:20:16
● 2026-08-01 18:00:48
○ 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A13.33.62.1472026-02-24 → 2026-08-01 · 8 obs
○ 2026-02-21 00:37:26
● 2026-02-24 13:02:18
○ 2026-04-08 09:08:52
● 2026-07-10 09:29:56
○ 2026-07-10 18:20:16
● 2026-08-01 18:00:48
○ 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A13.33.62.2042026-02-24 → 2026-08-01 · 8 obs
○ 2026-02-21 00:37:26
● 2026-02-24 13:02:18
○ 2026-04-08 09:08:52
● 2026-07-10 09:29:56
○ 2026-07-10 18:20:16
● 2026-08-01 18:00:48
○ 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A13.33.62.902026-02-24 → 2026-08-01 · 8 obs
○ 2026-02-21 00:37:26
● 2026-02-24 13:02:18
○ 2026-04-08 09:08:52
● 2026-07-10 09:29:56
○ 2026-07-10 18:20:16
● 2026-08-01 18:00:48
○ 2026-08-02 21:09:22
○ 2026-08-03 14:12:44
○A13.33.74.1522026-04-21 → 2026-05-05 · 16 obs
○ 2026-04-20 15:27:36
● 2026-04-21 03:43:18
● 2026-04-26 14:39:04
○ 2026-04-26 15:29:16
○ 2026-04-26 21:26:16
● 2026-04-28 08:55:52
● 2026-04-28 18:05:22
○ 2026-04-28 18:45:30
● 2026-04-30 14:08:14
● 2026-04-30 16:51:08
○ 2026-05-01 06:43:30
○ 2026-05-03 18:20:46
● 2026-05-05 00:22:34
● 2026-05-05 19:12:20
○ 2026-05-05 21:45:46
○ 2026-08-03 14:12:44
○A13.33.74.202026-04-21 → 2026-05-05 · 16 obs
○ 2026-04-20 15:27:36
● 2026-04-21 03:43:18
● 2026-04-26 14:39:04
○ 2026-04-26 15:29:16
○ 2026-04-26 21:26:16
● 2026-04-28 08:55:52
● 2026-04-28 18:05:22
○ 2026-04-28 18:45:30
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○ 2026-05-03 18:20:46
● 2026-05-05 00:22:34
● 2026-05-05 19:12:20
○ 2026-05-05 21:45:46
○ 2026-08-03 14:12:44
○A13.33.74.32026-04-21 → 2026-05-05 · 16 obs
○ 2026-04-20 15:27:36
● 2026-04-21 03:43:18
● 2026-04-26 14:39:04
○ 2026-04-26 15:29:16
○ 2026-04-26 21:26:16
● 2026-04-28 08:55:52
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○ 2026-05-01 06:43:30
○ 2026-05-03 18:20:46
● 2026-05-05 00:22:34
● 2026-05-05 19:12:20
○ 2026-05-05 21:45:46
○ 2026-08-03 14:12:44
○A13.33.74.312026-04-21 → 2026-05-05 · 16 obs
○ 2026-04-20 15:27:36
● 2026-04-21 03:43:18
● 2026-04-26 14:39:04
○ 2026-04-26 15:29:16
○ 2026-04-26 21:26:16
● 2026-04-28 08:55:52
● 2026-04-28 18:05:22
○ 2026-04-28 18:45:30
● 2026-04-30 14:08:14
● 2026-04-30 16:51:08
○ 2026-05-01 06:43:30
○ 2026-05-03 18:20:46
● 2026-05-05 00:22:34
● 2026-05-05 19:12:20
○ 2026-05-05 21:45:46
○ 2026-08-03 14:12:44
○A13.35.23.1852026-06-02 → 2026-06-02 · 4 obs
○ 2026-06-01 17:09:50
● 2026-06-02 10:05:56
○ 2026-06-03 19:36:34
○ 2026-08-03 14:12:44
○A13.35.23.2272026-06-02 → 2026-06-02 · 4 obs
○ 2026-06-01 17:09:50
● 2026-06-02 10:05:56
○ 2026-06-03 19:36:34
○ 2026-08-03 14:12:44
○A13.35.23.322026-06-02 → 2026-06-02 · 4 obs
○ 2026-06-01 17:09:50
● 2026-06-02 10:05:56
○ 2026-06-03 19:36:34
○ 2026-08-03 14:12:44
○A13.35.23.642026-06-02 → 2026-06-02 · 4 obs
○ 2026-06-01 17:09:50
● 2026-06-02 10:05:56
○ 2026-06-03 19:36:34
○ 2026-08-03 14:12:44
○A13.35.25.1682026-07-17 → 2026-07-17 · 4 obs
○ 2026-07-15 22:44:14
● 2026-07-17 08:53:30
○ 2026-07-18 16:07:42
○ 2026-08-03 14:12:44
○A13.35.25.652026-07-17 → 2026-07-17 · 4 obs
○ 2026-07-15 22:44:14
● 2026-07-17 08:53:30
○ 2026-07-18 16:07:42
○ 2026-08-03 14:12:44
○A13.35.25.662026-07-17 → 2026-07-17 · 4 obs
○ 2026-07-15 22:44:14
● 2026-07-17 08:53:30
○ 2026-07-18 16:07:42
○ 2026-08-03 14:12:44
○A13.35.25.832026-07-17 → 2026-07-17 · 4 obs
○ 2026-07-15 22:44:14
● 2026-07-17 08:53:30
○ 2026-07-18 16:07:42
○ 2026-08-03 14:12:44
○A18.238.11.1452026-07-13 → 2026-07-30 · 16 obs
○ 2026-07-12 20:17:56
● 2026-07-13 13:47:56
○ 2026-07-15 16:20:32
● 2026-07-15 20:40:40
○ 2026-07-15 22:44:14
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● 2026-07-30 02:42:30
○ 2026-08-01 14:03:54
○ 2026-08-03 14:12:44
○A18.238.11.1782026-07-13 → 2026-07-30 · 16 obs
○ 2026-07-12 20:17:56
● 2026-07-13 13:47:56
○ 2026-07-15 16:20:32
● 2026-07-15 20:40:40
○ 2026-07-15 22:44:14
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● 2026-07-24 10:02:54
○ 2026-07-26 04:37:38
● 2026-07-30 02:42:30
○ 2026-08-01 14:03:54
○ 2026-08-03 14:12:44
○A18.238.11.312026-07-13 → 2026-07-30 · 16 obs
○ 2026-07-12 20:17:56
● 2026-07-13 13:47:56
○ 2026-07-15 16:20:32
● 2026-07-15 20:40:40
○ 2026-07-15 22:44:14
● 2026-07-18 16:07:42
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● 2026-07-21 01:25:46
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● 2026-07-30 02:42:30
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○A18.238.11.362026-07-13 → 2026-07-30 · 16 obs
○ 2026-07-12 20:17:56
● 2026-07-13 13:47:56
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● 2026-07-15 20:40:40
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○ 2026-08-03 14:12:44
○A18.245.206.142026-04-09 → 2026-06-29 · 33 obs
○ 2026-04-08 14:04:00
● 2026-04-09 05:37:50
○ 2026-04-09 06:44:36
○ 2026-04-12 07:15:20
● 2026-04-12 11:35:34
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○A18.245.206.2062026-04-09 → 2026-06-29 · 33 obs
○ 2026-04-08 14:04:00
● 2026-04-09 05:37:50
○ 2026-04-09 06:44:36
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● 2026-04-12 11:35:34
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● 2026-06-29 20:49:52
○ 2026-07-03 02:43:52
○ 2026-08-03 14:12:44
○A18.245.206.322026-04-09 → 2026-06-29 · 33 obs
○ 2026-04-08 14:04:00
● 2026-04-09 05:37:50
○ 2026-04-09 06:44:36
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● 2026-04-12 11:35:34
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● 2026-04-26 21:26:16
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● 2026-05-03 18:20:46
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● 2026-06-09 12:56:32
● 2026-06-15 21:30:48
○ 2026-06-18 14:50:32
● 2026-06-21 19:30:58
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● 2026-06-28 20:55:38
○ 2026-06-29 19:25:24
● 2026-06-29 20:49:52
○ 2026-07-03 02:43:52
○ 2026-08-03 14:12:44
○A18.245.206.842026-04-09 → 2026-06-29 · 33 obs
○ 2026-04-08 14:04:00
● 2026-04-09 05:37:50
○ 2026-04-09 06:44:36
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● 2026-04-12 11:35:34
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○ 2026-04-20 15:27:36
○ 2026-04-26 14:39:04
● 2026-04-26 15:29:16
● 2026-04-26 21:26:16
○ 2026-04-28 08:55:52
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● 2026-04-28 18:45:30
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● 2026-06-09 12:56:32
● 2026-06-15 21:30:48
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● 2026-06-21 19:30:58
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● 2026-06-28 20:55:38
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● 2026-06-29 20:49:52
○ 2026-07-03 02:43:52
○ 2026-08-03 14:12:44
○A3.164.60.1672026-07-15 → 2026-07-18 · 6 obs
○ 2026-07-13 13:47:56
● 2026-07-15 16:20:32
○ 2026-07-15 20:40:40
● 2026-07-18 19:32:16
○ 2026-07-19 19:13:44
○ 2026-08-03 14:12:44
○A3.164.60.172026-07-15 → 2026-07-18 · 6 obs
○ 2026-07-13 13:47:56
● 2026-07-15 16:20:32
○ 2026-07-15 20:40:40
● 2026-07-18 19:32:16
○ 2026-07-19 19:13:44
○ 2026-08-03 14:12:44
○A3.164.60.382026-07-15 → 2026-07-18 · 6 obs
○ 2026-07-13 13:47:56
● 2026-07-15 16:20:32
○ 2026-07-15 20:40:40
● 2026-07-18 19:32:16
○ 2026-07-19 19:13:44
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○A3.164.60.962026-07-15 → 2026-07-18 · 6 obs
○ 2026-07-13 13:47:56
● 2026-07-15 16:20:32
○ 2026-07-15 20:40:40
● 2026-07-18 19:32:16
○ 2026-07-19 19:13:44
○ 2026-08-03 14:12:44
○A3.166.153.1532026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-26 04:37:38
● 2026-07-27 07:23:04
○ 2026-07-28 04:51:38
○ 2026-08-03 14:12:44
○A3.166.153.1602026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-26 04:37:38
● 2026-07-27 07:23:04
○ 2026-07-28 04:51:38
○ 2026-08-03 14:12:44
○A3.166.153.2162026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-26 04:37:38
● 2026-07-27 07:23:04
○ 2026-07-28 04:51:38
○ 2026-08-03 14:12:44
○A3.166.153.72026-07-27 → 2026-07-27 · 4 obs
○ 2026-07-26 04:37:38
● 2026-07-27 07:23:04
○ 2026-07-28 04:51:38
○ 2026-08-03 14:12:44
●A3.170.21.2212026-02-15 → 2026-08-03 · 22 obs
● 2026-02-15 22:13:16
○ 2026-02-16 10:29:00
● 2026-02-19 19:02:00
● 2026-02-21 00:37:26
○ 2026-02-24 13:02:18
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● 2026-04-20 15:27:36
○ 2026-04-21 03:43:18
○ 2026-06-15 21:30:48
● 2026-06-18 14:50:32
○ 2026-06-21 19:30:58
● 2026-06-26 06:45:14
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● 2026-06-29 19:25:24
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● 2026-07-08 06:28:26
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● 2026-07-11 20:56:56
○ 2026-07-12 06:26:32
● 2026-07-12 10:06:44
○ 2026-07-12 19:04:24
● 2026-08-03 14:12:44
●A3.170.21.652026-02-15 → 2026-08-03 · 22 obs
● 2026-02-15 22:13:16
○ 2026-02-16 10:29:00
● 2026-02-19 19:02:00
● 2026-02-21 00:37:26
○ 2026-02-24 13:02:18
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● 2026-04-20 15:27:36
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● 2026-06-18 14:50:32
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● 2026-06-26 06:45:14
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● 2026-06-29 19:25:24
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● 2026-07-08 06:28:26
○ 2026-07-08 22:18:30
● 2026-07-11 20:56:56
○ 2026-07-12 06:26:32
● 2026-07-12 10:06:44
○ 2026-07-12 19:04:24
● 2026-08-03 14:12:44
●A3.170.21.722026-02-15 → 2026-08-03 · 22 obs
● 2026-02-15 22:13:16
○ 2026-02-16 10:29:00
● 2026-02-19 19:02:00
● 2026-02-21 00:37:26
○ 2026-02-24 13:02:18
○ 2026-04-19 14:50:12
● 2026-04-20 15:27:36
○ 2026-04-21 03:43:18
○ 2026-06-15 21:30:48
● 2026-06-18 14:50:32
○ 2026-06-21 19:30:58
● 2026-06-26 06:45:14
○ 2026-06-28 20:55:38
● 2026-06-29 19:25:24
○ 2026-06-29 20:49:52
● 2026-07-08 06:28:26
○ 2026-07-08 22:18:30
● 2026-07-11 20:56:56
○ 2026-07-12 06:26:32
● 2026-07-12 10:06:44
○ 2026-07-12 19:04:24
● 2026-08-03 14:12:44
●A3.170.21.922026-02-15 → 2026-08-03 · 22 obs
● 2026-02-15 22:13:16
○ 2026-02-16 10:29:00
● 2026-02-19 19:02:00
● 2026-02-21 00:37:26
○ 2026-02-24 13:02:18
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● 2026-04-20 15:27:36
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● 2026-06-18 14:50:32
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● 2026-06-26 06:45:14
○ 2026-06-28 20:55:38
● 2026-06-29 19:25:24
○ 2026-06-29 20:49:52
● 2026-07-08 06:28:26
○ 2026-07-08 22:18:30
● 2026-07-11 20:56:56
○ 2026-07-12 06:26:32
● 2026-07-12 10:06:44
○ 2026-07-12 19:04:24
● 2026-08-03 14:12:44
○A3.171.118.1992026-02-16 → 2026-02-16 · 4 obs
○ 2026-02-15 22:13:16
● 2026-02-16 10:29:00
○ 2026-02-19 19:02:00
○ 2026-08-03 14:12:44
○A3.171.118.492026-02-16 → 2026-02-16 · 4 obs
○ 2026-02-15 22:13:16
● 2026-02-16 10:29:00
○ 2026-02-19 19:02:00
○ 2026-08-03 14:12:44
○A3.171.118.782026-02-16 → 2026-02-16 · 4 obs
○ 2026-02-15 22:13:16
● 2026-02-16 10:29:00
○ 2026-02-19 19:02:00
○ 2026-08-03 14:12:44
○A3.171.118.82026-02-16 → 2026-02-16 · 4 obs
○ 2026-02-15 22:13:16
● 2026-02-16 10:29:00
○ 2026-02-19 19:02:00
○ 2026-08-03 14:12:44
○A3.174.117.2112026-07-12 → 2026-07-12 · 4 obs
○ 2026-07-12 10:06:44
● 2026-07-12 19:04:24
○ 2026-07-12 20:17:56
○ 2026-08-03 14:12:44
○A3.174.117.2252026-07-12 → 2026-07-12 · 4 obs
○ 2026-07-12 10:06:44
● 2026-07-12 19:04:24
○ 2026-07-12 20:17:56
○ 2026-08-03 14:12:44
○A3.174.117.662026-07-12 → 2026-07-12 · 4 obs
○ 2026-07-12 10:06:44
● 2026-07-12 19:04:24
○ 2026-07-12 20:17:56
○ 2026-08-03 14:12:44
○A3.174.117.952026-07-12 → 2026-07-12 · 4 obs
○ 2026-07-12 10:06:44
● 2026-07-12 19:04:24
○ 2026-07-12 20:17:56
○ 2026-08-03 14:12:44
○A52.85.60.1472026-05-24 → 2026-06-08 · 11 obs
○ 2026-05-19 03:15:02
● 2026-05-24 13:31:16
● 2026-05-25 06:05:00
○ 2026-05-30 01:55:06
○ 2026-06-01 12:27:48
● 2026-06-01 17:09:50
○ 2026-06-02 10:05:56
● 2026-06-03 19:36:34
● 2026-06-08 03:56:48
○ 2026-06-09 12:56:32
○ 2026-08-03 14:12:44
○A52.85.60.1622026-05-24 → 2026-06-08 · 11 obs
○ 2026-05-19 03:15:02
● 2026-05-24 13:31:16
● 2026-05-25 06:05:00
○ 2026-05-30 01:55:06
○ 2026-06-01 12:27:48
● 2026-06-01 17:09:50
○ 2026-06-02 10:05:56
● 2026-06-03 19:36:34
● 2026-06-08 03:56:48
○ 2026-06-09 12:56:32
○ 2026-08-03 14:12:44
○A52.85.60.2192026-05-24 → 2026-06-08 · 11 obs
○ 2026-05-19 03:15:02
● 2026-05-24 13:31:16
● 2026-05-25 06:05:00
○ 2026-05-30 01:55:06
○ 2026-06-01 12:27:48
● 2026-06-01 17:09:50
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● 2026-06-03 19:36:34
● 2026-06-08 03:56:48
○ 2026-06-09 12:56:32
○ 2026-08-03 14:12:44
○A52.85.60.712026-05-24 → 2026-06-08 · 11 obs
○ 2026-05-19 03:15:02
● 2026-05-24 13:31:16
● 2026-05-25 06:05:00
○ 2026-05-30 01:55:06
○ 2026-06-01 12:27:48
● 2026-06-01 17:09:50
○ 2026-06-02 10:05:56
● 2026-06-03 19:36:34
● 2026-06-08 03:56:48
○ 2026-06-09 12:56:32
○ 2026-08-03 14:12:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
awsdnsc.nic.aws, dns2.nic.aws, dnsa.nic.aws, dns1.nic.aws...-
skillbuilder.awsns-741.awsdns-28.net, ns-344.awsdns-43.com, ns-1972.awsdns-54.co.uk, ns-1440.awsdns-52.org-
auth.skillbuilder.awsns-1264.awsdns-30.org, ns-1718.awsdns-22.co.uk, ns-290.awsdns-36.com, ns-719.awsdns-25.net-

✅ Authoritative Response

Server:205.251.193.34

NS records: ns-1264.awsdns-30.org, ns-1718.awsdns-22.co.uk, ns-290.awsdns-36.com, ns-719.awsdns-25.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skillbuilder.aws (unsigned zone)

⏱️ Timing

Total: 733ms | Queries: -

📄 Records

TypeCountSample Data
A43.170.21.221, 3.170.21.72...
NS4ns-1264.awsdns-30.org, ns-1718.awsdns-22.co.uk...
SOA1ns-1264.awsdns-30.org awsdns-hostmaster.

Analysis

Hierarchy

ap-northeast-1.auth.skillbuilder.aws, us-east-1.auth.skillbuilder.aws and gamma.auth.skillbuilder.aws are all subdomains of auth.skillbuilder.aws.

IP Addresses

auth.skillbuilder.aws directs to four IP numbers, which are 3.170.21.65, 3.170.21.72, 3.170.21.92 and 3.170.21.221.

d3fbjzxb6fjxut.cloudfront.net, dwn0odqttrkhc.cloudfront.net, server-3-170-21-65.iad61.r.cloudfront.net and two other host names share IP numbers with auth.skillbuilder.aws.

Name Servers

The authoritative name servers for auth.skillbuilder.aws are ns-290.awsdns-36.com, ns-719.awsdns-25.net, ns-1264.awsdns-30.org and ns-1718.awsdns-22.co.uk.

The name servers of auth.skillbuilder.aws overlap at least partially with those of other domains — among them 58.77.161.in-addr.arpa, nouvellesgraphiques.be, experienceis.it and two more.

Each of the four hosts ns-290.awsdns-36.com, ns-719.awsdns-25.net, ns-1264.awsdns-30.org and ns-1718.awsdns-22.co.uk has two IP addresses. ns-290.awsdns-36.com points to 205.251.193.34 and 2600:9000:5301:2200::1. ns-719.awsdns-25.net points to 205.251.194.207 and 2600:9000:5302:cf00::1. ns-1264.awsdns-30.org points to 205.251.196.240 and 2600:9000:5304:f000::1. ns-1718.awsdns-22.co.uk points to 205.251.198.182 and 2600:9000:5306:b600::1.