study.org - dns.ninja

`study.org`

DNSSEC	⚠️ Not signed
A	3.217.120.250^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
A	34.231.29.128^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
NS	`ns-1956.awsdns-52.co.uk` ⭐
		A	2600:9000:5307:a400::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1956.awsdns-52.co.uk`
		A	205.251.199.164^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1956.awsdns-52.co.uk`
NS	`ns-101.awsdns-12.com`
		A	2600:9000:5300:6500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-101.awsdns-12.com`
		A	205.251.192.101^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-101.awsdns-12.com`
NS	`ns-1179.awsdns-19.org`
		A	2600:9000:5304:9b00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1179.awsdns-19.org`
		A	205.251.196.155^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1179.awsdns-19.org`
NS	`ns-881.awsdns-46.net`
		A	2600:9000:5303:7100::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-881.awsdns-46.net`
		A	205.251.195.113^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-881.awsdns-46.net`
MX	`study-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c803::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c922::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr05cu00501.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::7^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00307.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr05cu00402.inbound.protection.outlook.com`
		A	52.101.8.51^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.9.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00103.inbound.protection.outlook.com`
		A	52.101.40.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.50.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
TXT	`MS=ms35994967`
TXT	`duo_sso_verification=bpgtue7gxIsI03hZbEDcRnZ4qSeuiLQUJZbavPfoyXSyLLHwc38hgPyE...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns-1956.awsdns-52.co.uk`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1784768192

Subdomains

mail.study.org

www.study.org

Same first word

study.to

study.co.il

study.by

study.com.mx

study.gr

study.at

study.mn

study.kiev.ua

study.support

study.fi

study.credit

study.church

study.sa

study.land

study.world

study.es

study.ir

study.net

study.team

study.cafe

study.vic.gov.au

study.com.pk

study.sk

study.monash

study.ca

study.ac.id

study.help

study.tj

study.technology

study.beauty

study.tube

study.guide

study.id

study.ltd

study.black

study.cat

study.us

study.org

study.directory

study.nl

study.dk

study.tours

study.kz

study.com.pl

study.de

study.edu.vn

study.uk.net

study.company

study.lu

study.place

study.ua

study.my

study.gov.pl

study.foundation

study.eu

study.agency

study.ie

study.com

study.mba

study.engineering

study.se

study.go.kr

study.computer

study.ru

study.tools

study.matrix.jp

study.brussels

study.it

study.gr.jp

study.travel

study

study.mx

study.in.th

study.direct

study.zone

study.jp

study.co.jp

study.cm

study.kg

study.tw

study.run

study.co

study.biz

study.bible

study.ne.jp

study.blue

study.express

study.be

study.co.uk

study.today

study.ne.kr

study.no

study.new

study.bet

study.life

study.training

study.boats

study.lv

study.su

study.academy

study.mobi

study.group

Similar names

duyts.nl

dusty.org

dusty.codes

dutys.com

duyts.amsterdam

dusty.se

dusty.cz

dusty.readthedocs.io

dusty.gr

dusty.no

dusty.page

stduy.com

dusty.wtf

dusty.tv

dusty.ru

dyust.io

dusty.nl

dusty.dk

dusty.work

ystud.com

dusty.com

tydus.com

sutdy.com

dusty.ee

DNS History

32 records (7 active, 25 former)

●NSns-101.awsdns-12.com2015-10-21 → 2026-07-23 · 3 obs

○ 2015-06-12 16:17:50
● 2015-10-21 02:20:50
● 2026-07-23 01:14:14

●NSns-1179.awsdns-19.org2015-10-21 → 2026-07-23 · 3 obs

○ 2015-06-12 16:17:50
● 2015-10-21 02:20:50
● 2026-07-23 01:14:14

●NSns-1956.awsdns-52.co.uk2015-10-21 → 2026-07-23 · 3 obs

○ 2015-06-12 16:17:50
● 2015-10-21 02:20:50
● 2026-07-23 01:14:14

●NSns-881.awsdns-46.net2015-10-21 → 2026-07-23 · 3 obs

○ 2015-06-12 16:17:50
● 2015-10-21 02:20:50
● 2026-07-23 01:14:14

○NSns.rackspace.com2015-06-12 → 2015-06-12 · 3 obs

● 2015-06-12 16:17:50
○ 2015-10-21 02:20:50
○ 2026-07-23 01:14:14

○NSns2.rackspace.com2015-06-12 → 2015-06-12 · 3 obs

● 2015-06-12 16:17:50
○ 2015-10-21 02:20:50
○ 2026-07-23 01:14:14

○MXmail.study.org2015-06-12 → 2015-12-24 · 4 obs

● 2015-06-12 16:17:50
● 2015-12-24 08:22:42
○ 2016-02-13 11:36:34
○ 2026-07-23 01:14:14

●MXstudy-org.mail.protection.outlook.com2016-02-13 → 2026-07-23 · 3 obs

○ 2015-12-24 08:22:42
● 2016-02-13 11:36:34
● 2026-07-23 01:14:14

○A100.48.112.52026-05-01 → 2026-05-01 · 5 obs

○ 2026-04-25 06:37:08
● 2026-05-01 12:13:10
● 2026-05-01 21:15:06
○ 2026-05-24 00:17:38
○ 2026-07-23 01:14:14

○A100.49.200.2492026-04-11 → 2026-07-23 · 2 obs

○ 2026-04-11 09:42:10
○ 2026-07-23 01:14:14

○A100.51.204.2442026-05-01 → 2026-05-01 · 5 obs

○ 2026-04-25 06:37:08
● 2026-05-01 12:13:10
● 2026-05-01 21:15:06
○ 2026-05-24 00:17:38
○ 2026-07-23 01:14:14

○A100.60.245.1782026-07-16 → 2026-07-16 · 4 obs

○ 2026-07-09 17:55:00
● 2026-07-16 13:28:50
○ 2026-07-23 01:14:08
○ 2026-07-23 01:14:14

○A107.20.201.2422026-04-25 → 2026-04-25 · 4 obs

○ 2026-04-18 10:18:10
● 2026-04-25 06:37:08
○ 2026-05-01 12:13:10
○ 2026-07-23 01:14:14

○A107.23.224.22016-09-23 → 2016-12-30 · 7 obs

○ 2016-08-16 04:04:06
● 2016-09-23 04:36:22
○ 2016-10-13 09:38:16
○ 2016-12-12 02:29:58
● 2016-12-30 01:04:50
○ 2026-04-11 09:42:10
○ 2026-07-23 01:14:14

○A107.23.88.722016-02-13 → 2016-12-12 · 8 obs

○ 2015-12-24 08:22:42
● 2016-02-13 11:36:34
● 2016-08-16 04:04:06
○ 2016-09-23 04:36:22
● 2016-10-13 09:38:16
● 2016-12-12 02:29:58
○ 2016-12-30 01:04:50
○ 2026-07-23 01:14:14

○A207.97.195.1092015-06-12 → 2015-12-24 · 4 obs

● 2015-06-12 16:17:50
● 2015-12-24 08:22:42
○ 2016-02-13 11:36:34
○ 2026-07-23 01:14:14

○A3.210.242.102026-05-24 → 2026-05-24 · 4 obs

○ 2026-05-01 21:15:06
● 2026-05-24 00:17:38
○ 2026-07-04 05:09:12
○ 2026-07-23 01:14:14

○A3.212.31.912026-04-25 → 2026-04-25 · 4 obs

○ 2026-04-18 10:18:10
● 2026-04-25 06:37:08
○ 2026-05-01 12:13:10
○ 2026-07-23 01:14:14

●A3.217.120.2502026-07-23 → 2026-07-23 · 3 obs

○ 2026-07-16 13:28:50
● 2026-07-23 01:14:08
● 2026-07-23 01:14:14

○A3.226.18.2282026-05-24 → 2026-05-24 · 4 obs

○ 2026-05-01 21:15:06
● 2026-05-24 00:17:38
○ 2026-07-04 05:09:12
○ 2026-07-23 01:14:14

○A32.199.21.1902026-07-04 → 2026-07-04 · 4 obs

○ 2026-05-24 00:17:38
● 2026-07-04 05:09:12
○ 2026-07-09 17:55:00
○ 2026-07-23 01:14:14

●A34.231.29.1282026-07-23 → 2026-07-23 · 3 obs

○ 2026-07-16 13:28:50
● 2026-07-23 01:14:08
● 2026-07-23 01:14:14

○A34.235.189.732026-07-16 → 2026-07-16 · 4 obs

○ 2026-07-09 17:55:00
● 2026-07-16 13:28:50
○ 2026-07-23 01:14:08
○ 2026-07-23 01:14:14

○A52.0.110.922026-04-11 → 2026-04-15 · 5 obs

○ 2016-12-30 01:04:50
● 2026-04-11 09:42:10
● 2026-04-15 06:25:28
○ 2026-04-17 20:11:00
○ 2026-07-23 01:14:14

○A52.0.4.2522016-07-05 → 2016-12-30 · 8 obs

○ 2016-02-13 11:36:34
● 2016-07-05 02:27:30
● 2016-08-16 04:04:06
○ 2016-09-23 04:36:22
○ 2016-12-12 02:29:58
● 2016-12-30 01:04:50
○ 2026-04-11 09:42:10
○ 2026-07-23 01:14:14

○A52.54.53.942026-04-11 → 2026-04-18 · 5 obs

○ 2016-12-30 01:04:50
● 2026-04-11 09:42:10
● 2026-04-18 10:18:10
○ 2026-04-25 06:37:08
○ 2026-07-23 01:14:14

○A52.6.55.2292016-09-23 → 2016-12-12 · 5 obs

○ 2016-08-16 04:04:06
● 2016-09-23 04:36:22
● 2016-12-12 02:29:58
○ 2016-12-30 01:04:50
○ 2026-07-23 01:14:14

○A52.7.75.2062016-02-13 → 2016-02-13 · 4 obs

○ 2015-12-24 08:22:42
● 2016-02-13 11:36:34
○ 2016-07-05 02:27:30
○ 2026-07-23 01:14:14

○A52.73.252.1492026-07-09 → 2026-07-09 · 4 obs

○ 2026-07-04 05:09:12
● 2026-07-09 17:55:00
○ 2026-07-16 13:28:50
○ 2026-07-23 01:14:14

○A54.147.121.1812026-04-17 → 2026-04-18 · 5 obs

○ 2026-04-15 06:25:28
● 2026-04-17 20:11:00
● 2026-04-18 10:18:10
○ 2026-04-25 06:37:08
○ 2026-07-23 01:14:14

○A54.164.194.1562026-07-04 → 2026-07-04 · 4 obs

○ 2026-05-24 00:17:38
● 2026-07-04 05:09:12
○ 2026-07-16 13:28:50
○ 2026-07-23 01:14:14

○A54.225.130.1602026-04-11 → 2026-07-23 · 2 obs

○ 2026-04-11 09:42:10
○ 2026-07-23 01:14:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
study.org	ns-881.awsdns-46.net, ns-101.awsdns-12.com, ns-1956.awsdns-52.co.uk, ns-1179.awsdns-19.org	2 records

✅ Authoritative Response

Server:205.251.195.113

NS records: ns-881.awsdns-46.net, ns-101.awsdns-12.com, ns-1956.awsdns-52.co.uk, ns-1179.awsdns-19.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.org (unsigned zone)

⏱️ Timing

Total: 442ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.217.120.250, 34.231.29.128`
NS	4	`ns-101.awsdns-12.com, ns-1179.awsdns-19.org...`
MX	1	`study-org.mail.protection.outlook.com (p`
TXT	3	`MS=ms35994967, duo_sso_verification=bpgtue7gxIsI03hZbED...`
SOA	1	`ns-1956.awsdns-52.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1179.awsdns-19.org, ns-1179.awsdns-19.org)

Analysis

Hierarchy

study.org serves as the parent of mail.study.org and www.study.org.

IP Addresses

study.org directs to two IP numbers, 3.217.120.250 and 34.231.29.128

ec2-34-231-29-128.compute-1.amazonaws.com is an example of another host name that shares IP numbers with study.org.

Name Servers

Four name servers handle the delegation for study.org: ns-101.awsdns-12.com, ns-881.awsdns-46.net, ns-1179.awsdns-19.org and ns-1956.awsdns-52.co.uk.

study.org shares at least some of its name servers with other domains, including prqa.eu, api.rsvcloud.com, lippertcomponents.eu and two others.

The host names ns-101.awsdns-12.com, ns-881.awsdns-46.net, ns-1179.awsdns-19.org and ns-1956.awsdns-52.co.uk each resolve to two IP addresses: ns-101.awsdns-12.com resolves to 205.251.192.101 and 2600:9000:5300:6500::1; ns-881.awsdns-46.net resolves to 205.251.195.113 and 2600:9000:5303:7100::1; ns-1179.awsdns-19.org resolves to 205.251.196.155 and 2600:9000:5304:9b00::1; ns-1956.awsdns-52.co.uk resolves to 205.251.199.164 and 2600:9000:5307:a400::1.

Mail Servers

study.org uses one mail server — study-org.mail.protection.outlook.com.

study-org.mail.protection.outlook.com has 8 IP addresses: 52.101.8.51, 52.101.9.11, 52.101.40.6 plus 5 more.