`back.dev.beta-elearning-system.net`

DNSSEC	⚠️ Not signed
A	18.154.227.5^{🇺🇸 Amazon18.154.227.0/24}
		PTR	`server-18-154-227-5.iad55.r.cloudfront.net`
A	18.154.227.10^{🇺🇸 Amazon18.154.227.0/24}
A	18.154.227.33^{🇺🇸 Amazon18.154.227.0/24}
A	18.154.227.57^{🇺🇸 Amazon18.154.227.0/24}

`dev.beta-elearning-system.net`

DNSSEC

⚠️ Not signed

Same first word

back.co

back.nl

back.training

back.tw

back.es

back.lat

back.at

back.pub

back.no

back.events

back.com.ar

back.ax

back.zone

back.schule

back.is

back.ws

back.ly

back.to

back.ro

back.fr

back.com

back.by

back.cloudns.cx

back.eu

back.asia

back.dk

back.bio

back.nu

back.be

back.ch

back.solutions

back.cl

back.im

back.biz

back.cf

back.show

back.pl

back.red

back.com.cn

back.name

back.in

back.ist

back.tv

back.pro

back.business

back.lu

back.house

back.co.jp

back.ee

back.cz

back.pt

back.net

back.engineering

back.amsterdam

back.app

back.agency

back.cn

back.vn

back.center

Similar names

bakc.org

ackb.ru

cakb.net

kbac.be

kcab.ru

ckba.ru

akbc.ca

bcka.de

ackb.net

akcb.com

akbc.cz

bcka.com

acbk.net

kabc.ch

ckba.net

akbc.ws

kbca.co.kr

kcab.cn

akbc.com.au

bakc.lv

kabc.co

abkc.ro

ckba.org

ckba.sk

abkc.eu

kabc.de

kbca.ca

kabc.us

akcb.pl

cbka.com

abck.eu

abck.de

bakc.org.uk

abck.ac.th

bakc.de

ckab.com

bkac.com

bcak.bc.ca

kcba.com

kbac.de

acbk.be

cbak.com

bcka.org

kabc.net

abck.jp

cabk.org.uk

abck.pl

kcab.xyz

bakc.nl

ackb.com

cbak.de

cabk.com

kcab.se

ckba.co.kr

akcb.de

abck.org

cbka.fr

acbk.org

kbca.co.nz

kabc.or.kr

cbka.co.uk

bkac.cn

bakc.com

kabc.nl

kcab.net

bcak.de

kcba.net.ua

kabc.kr

kbca.org

abck.com

kcba.org

kacb.org

DNS History

20 records (4 active, 16 former)

●A18.154.227.102026-02-20 → 2026-03-14 · 54 obs

○ 2026-02-19 13:05:02
● 2026-02-20 10:57:18
● 2026-02-21 13:32:52
○ 2026-02-21 22:22:32
○ 2026-02-25 22:23:48
● 2026-02-26 03:16:28
○ 2026-02-26 06:10:34
● 2026-02-26 09:35:58
○ 2026-02-26 18:17:28
○ 2026-02-27 04:19:38
● 2026-02-27 15:50:40
● 2026-02-28 02:13:28
○ 2026-02-28 05:37:18
○ 2026-02-28 10:26:14
● 2026-02-28 13:42:38
○ 2026-02-28 17:04:26
● 2026-02-28 23:01:50
● 2026-03-01 04:26:38
○ 2026-03-01 06:57:56
○ 2026-03-01 11:56:30
● 2026-03-01 19:25:38
○ 2026-03-02 06:52:10
○ 2026-03-03 05:52:58
● 2026-03-03 12:58:22
○ 2026-03-04 01:01:50
○ 2026-03-04 05:45:20
● 2026-03-04 10:37:00
● 2026-03-05 00:46:06
○ 2026-03-05 06:12:22
● 2026-03-05 14:22:32
○ 2026-03-05 23:34:16
○ 2026-03-06 03:41:50
● 2026-03-06 11:23:06
● 2026-03-07 05:07:32
○ 2026-03-08 00:12:50
○ 2026-03-09 02:55:18
● 2026-03-09 07:34:52
○ 2026-03-09 14:43:20
● 2026-03-09 19:12:24
● 2026-03-09 19:48:50
○ 2026-03-09 21:53:18
● 2026-03-09 23:27:46
○ 2026-03-10 02:40:10
● 2026-03-10 19:30:00
○ 2026-03-10 20:57:46
○ 2026-03-11 03:56:14
● 2026-03-11 06:41:36
○ 2026-03-11 23:11:08
○ 2026-03-13 18:47:38
● 2026-03-13 23:48:34
○ 2026-03-14 02:14:08
○ 2026-03-14 21:11:56
● 2026-03-14 23:19:52
● 2026-03-14 23:19:54

●A18.154.227.332026-02-20 → 2026-03-14 · 54 obs

●A18.154.227.52026-02-20 → 2026-03-14 · 54 obs

●A18.154.227.572026-02-20 → 2026-03-14 · 54 obs

○A18.238.49.1022026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 05:07:54
● 2026-03-14 05:56:32
○ 2026-03-14 14:12:42
○ 2026-03-14 23:19:54

○A18.238.49.1182026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 05:07:54
● 2026-03-14 05:56:32
○ 2026-03-14 14:12:42
○ 2026-03-14 23:19:54

○A18.238.49.1232026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 05:07:54
● 2026-03-14 05:56:32
○ 2026-03-14 14:12:42
○ 2026-03-14 23:19:54

○A18.238.49.352026-03-14 → 2026-03-14 · 4 obs

○ 2026-03-14 05:07:54
● 2026-03-14 05:56:32
○ 2026-03-14 14:12:42
○ 2026-03-14 23:19:54

○A18.67.65.1292026-02-24 → 2026-02-25 · 9 obs

○ 2026-02-23 14:24:44
● 2026-02-24 03:28:38
● 2026-02-24 13:24:30
○ 2026-02-24 15:09:12
○ 2026-02-24 21:46:52
● 2026-02-25 03:20:30
● 2026-02-25 22:23:48
○ 2026-02-26 03:16:28
○ 2026-03-14 23:19:54

○A18.67.65.182026-02-24 → 2026-02-25 · 9 obs

○A18.67.65.402026-02-24 → 2026-02-25 · 9 obs

○A18.67.65.512026-02-24 → 2026-02-25 · 9 obs

○A3.174.141.142026-02-17 → 2026-03-14 · 69 obs

● 2026-02-17 14:46:04
● 2026-02-18 15:56:16
○ 2026-02-18 20:05:46
● 2026-02-19 13:05:02
○ 2026-02-20 10:57:18
○ 2026-02-21 13:32:52
● 2026-02-21 22:22:32
○ 2026-02-22 15:05:28
● 2026-02-23 14:24:44
○ 2026-02-24 03:28:38
○ 2026-02-24 15:09:12
● 2026-02-24 19:53:58
● 2026-02-24 21:46:52
○ 2026-02-25 03:20:30
○ 2026-02-26 03:16:28
● 2026-02-26 06:10:34
○ 2026-02-26 09:35:58
○ 2026-02-26 18:17:28
● 2026-02-27 04:19:38
○ 2026-02-27 15:50:40
○ 2026-02-28 02:13:28
● 2026-02-28 05:37:18
○ 2026-02-28 10:26:14
○ 2026-03-01 06:57:56
● 2026-03-01 07:36:32
○ 2026-03-01 08:10:50
● 2026-03-01 11:56:30
○ 2026-03-01 19:25:38
● 2026-03-02 06:52:10
○ 2026-03-03 01:11:52
○ 2026-03-03 12:58:22
● 2026-03-04 01:01:50
○ 2026-03-04 05:45:20
○ 2026-03-05 00:46:06
● 2026-03-05 06:12:22
○ 2026-03-05 14:22:32
● 2026-03-05 23:34:16
● 2026-03-06 03:41:50
○ 2026-03-06 11:23:06
○ 2026-03-07 05:07:32
● 2026-03-08 00:12:50
● 2026-03-09 02:55:18
○ 2026-03-09 07:34:52
○ 2026-03-09 19:48:50
● 2026-03-09 21:53:18
○ 2026-03-09 23:27:46
● 2026-03-10 02:40:10
○ 2026-03-10 19:30:00
● 2026-03-10 20:57:46
● 2026-03-10 22:41:02
○ 2026-03-11 01:50:32
● 2026-03-11 03:56:14
○ 2026-03-11 06:41:36
● 2026-03-11 23:11:08
● 2026-03-13 01:39:26
○ 2026-03-13 03:53:46
● 2026-03-13 04:28:04
● 2026-03-13 18:47:38
○ 2026-03-13 23:48:34
● 2026-03-14 02:14:08
● 2026-03-14 05:07:54
○ 2026-03-14 05:56:32
● 2026-03-14 14:12:42
● 2026-03-14 15:49:20
○ 2026-03-14 17:10:04
○ 2026-03-14 20:24:36
● 2026-03-14 21:11:56
○ 2026-03-14 23:19:52
○ 2026-03-14 23:19:54

○A3.174.141.152026-02-17 → 2026-03-14 · 69 obs

○A3.174.141.652026-02-17 → 2026-03-14 · 69 obs

○A3.174.141.982026-02-17 → 2026-03-14 · 69 obs

○A99.84.41.1062026-02-18 → 2026-03-14 · 44 obs

○ 2026-02-17 14:46:04
○ 2026-02-18 15:56:16
● 2026-02-18 20:05:46
○ 2026-02-19 13:05:02
○ 2026-02-21 22:22:32
● 2026-02-22 15:05:28
○ 2026-02-23 14:24:44
○ 2026-02-24 13:24:30
● 2026-02-24 15:09:12
○ 2026-02-24 19:53:58
○ 2026-02-26 09:35:58
● 2026-02-26 18:17:28
○ 2026-02-27 04:19:38
○ 2026-02-28 05:37:18
● 2026-02-28 10:26:14
○ 2026-02-28 13:42:38
● 2026-02-28 17:04:26
○ 2026-02-28 23:01:50
○ 2026-03-01 04:26:38
● 2026-03-01 06:57:56
○ 2026-03-01 07:36:32
● 2026-03-01 08:10:50
○ 2026-03-01 11:56:30
○ 2026-03-02 06:52:10
● 2026-03-03 01:11:52
● 2026-03-03 05:52:58
○ 2026-03-03 12:58:22
○ 2026-03-04 01:01:50
● 2026-03-04 05:45:20
○ 2026-03-04 10:37:00
○ 2026-03-09 07:34:52
● 2026-03-09 14:43:20
○ 2026-03-09 19:12:24
○ 2026-03-10 22:41:02
● 2026-03-11 01:50:32
○ 2026-03-11 03:56:14
○ 2026-03-13 01:39:26
● 2026-03-13 03:53:46
○ 2026-03-13 04:28:04
○ 2026-03-14 15:49:20
● 2026-03-14 17:10:04
● 2026-03-14 20:24:36
○ 2026-03-14 21:11:56
○ 2026-03-14 23:19:54

○A99.84.41.1092026-02-18 → 2026-03-14 · 44 obs

○A99.84.41.402026-02-18 → 2026-03-14 · 44 obs

○A99.84.41.962026-02-18 → 2026-03-14 · 44 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	l.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net...	-
beta-elearning-system.net	ns-531.awsdns-02.net, ns-274.awsdns-34.com, ns-1780.awsdns-30.co.uk, ns-1530.awsdns-63.org	1 record

✅ Authoritative Response

Server: 205.251.194.19

NS records: ns-531.awsdns-02.net, ns-274.awsdns-34.com, ns-1780.awsdns-30.co.uk, ns-1530.awsdns-63.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for beta-elearning-system.net (unsigned zone)

⏱️ Timing

Total: 2431ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.154.227.10, 18.154.227.57...`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-531.awsdns-02.net)

Analysis

IP Addresses

back.dev.beta-elearning-system.net maps to four IP numbers: 18.154.227.5, 18.154.227.10, 18.154.227.33 and 18.154.227.57.

other host names include ipsitoday.com, 668934.com, rodb.at-x.net, production-source.net and d19xnjxmrkz9z1.cloudfront.net; they share IP numbers with back.dev.beta-elearning-system.net.

back.dev.beta-elearning-system.net - robtex.com