study.directory - dns.ninja

`study.directory`

DNSSEC	⚠️ Not signed
A	89.31.143.90^{🇩🇪 UDAG89.31.143.0/24}
NS	`ns.udag.de` ⭐
		A	2001:8d8:fe:53:217:160:80:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns.udag.de`
		A	217.160.80.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns.udag.de`
NS	`ns.udag.net`
		A	2607:f1c0:fe:53:185:132:33:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns.udag.net`
		A	185.132.33.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.net`
NS	`ns.udag.org`
		A	2607:f1c0:fe:53:185:132:34:253^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns.udag.org`
		A	185.132.34.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns.udag.org`
MX	`mx00.udag.de` ⭐
		A	62.146.106.39^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
			PTR	`mx00.udag.de`
MX	`mx01.udag.de`⁽²⁰⁾
		A	62.146.106.40^{🇩🇪 IPX-AS1559862.146.104.0/22 NorthC Deutschland GmbH}
			PTR	`mx01.udag.de`
TXT	`v=spf1 include:_smtp.udag.de ~all`
SOA	`ns.udag.de`hostmaster@united-domains.de 2023-12-15 #2

`directory`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.directory` ⭐
	NS	`v0n1.nic.directory`
	NS	`v0n2.nic.directory`
	NS	`v0n3.nic.directory`
	NS	`v2n0.nic.directory`
	NS	`v2n1.nic.directory`
	SOA	`v0n0.nic.directory`hostmaster@donuts.email serial=1780580244

Same first word

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

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study.training

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study.mobi

study.group

study.ly

study.uz

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study.skin

study.center

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study.to

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study.kiev.ua

study.support

study.fi

study.credit

study.church

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study.net

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study.vic.gov.au

study.com.pk

study.sk

study.monash

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study.tj

study.technology

study.beauty

study.tube

study.guide

study.id

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study.us

study.org

study.directory

study.nl

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study.tours

study.kz

study.com.pl

study.de

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study.uk.net

study.company

study.lu

study.place

study.ua

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study.gov.pl

study.foundation

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study.agency

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study.com

study.mba

study.engineering

study.se

study.go.kr

study.computer

study.ru

study.loans

study.tools

study.matrix.jp

study.brussels

study.it

study.gr.jp

study.travel

Similar names

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

dusty.ee

dusty.us

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dusty.co.uk

dusty.it

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dusty.com.br

tudsy.com

DNS History

10 records (6 active, 4 former)

●NSns.udag.de2026-04-04 → 2026-06-04 · 3 obs

○ 2018-07-09 20:16:44
● 2026-04-04 23:58:58
● 2026-06-04 14:02:16

●NSns.udag.net2026-04-04 → 2026-06-04 · 3 obs

○ 2018-07-09 20:16:44
● 2026-04-04 23:58:58
● 2026-06-04 14:02:16

●NSns.udag.org2026-04-04 → 2026-06-04 · 3 obs

○ 2018-07-09 20:16:44
● 2026-04-04 23:58:58
● 2026-06-04 14:02:16

○NSns03.domaincontrol.com2016-12-10 → 2018-07-09 · 4 obs

● 2016-12-10 22:43:40
● 2018-07-09 20:16:44
○ 2026-04-04 23:58:58
○ 2026-06-04 14:02:16

○NSns04.domaincontrol.com2016-12-10 → 2018-07-09 · 4 obs

● 2016-12-10 22:43:40
● 2018-07-09 20:16:44
○ 2026-04-04 23:58:58
○ 2026-06-04 14:02:16

●MXmx00.udag.de2026-04-04 → 2026-06-04 · 3 obs

○ 2018-07-09 20:16:44
● 2026-04-04 23:58:58
● 2026-06-04 14:02:16

●MXmx01.udag.de2026-04-04 → 2026-06-04 · 3 obs

○ 2018-07-09 20:16:44
● 2026-04-04 23:58:58
● 2026-06-04 14:02:16

○MXstudy-directory.mail.protection.outlook.com2016-12-10 → 2018-07-09 · 4 obs

● 2016-12-10 22:43:40
● 2018-07-09 20:16:44
○ 2026-04-04 23:58:58
○ 2026-06-04 14:02:16

○A50.63.202.572016-12-10 → 2018-07-09 · 4 obs

● 2016-12-10 22:43:40
● 2018-07-09 20:16:44
○ 2026-04-04 23:58:58
○ 2026-06-04 14:02:16

●A89.31.143.902026-04-04 → 2026-06-04 · 3 obs

○ 2018-07-09 20:16:44
● 2026-04-04 23:58:58
● 2026-06-04 14:02:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
directory	v2n0.nic.directory, v0n0.nic.directory, v0n2.nic.directory, v0n1.nic.directory...	12 records
study.directory	ns.udag.de, ns.udag.org, ns.udag.net	-

✅ Authoritative Response

Server:217.160.80.253

NS records: ns.udag.de, ns.udag.org, ns.udag.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study.directory (unsigned zone)

⏱️ Timing

Total: 636ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.31.143.90`
NS	3	`ns.udag.org, ns.udag.net...`
MX	2	`mx00.udag.de (pri: 10), mx01.udag.de (pri: 20)`
TXT	1	`v=spf1 include:_smtp.udag.de ~all`
SOA	1	`ns.udag.de hostmaster.united-domains.de`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.directory, v2n0.nic.directory, v0n3.nic.directory...)

Analysis

IP Addresses

study.directory points to a single IP number: 89.31.143.90.

Additional host names — raiffeisen-ziel-sparen.biz, svenstol.se, ipwsi.com and two others — share IP numbers with study.directory.

Name Servers

study.directory is delegated to three name servers: ns.udag.de, ns.udag.net and ns.udag.org.

study.directory has at least partial name server overlap with other domains, such as amo.pizza, derkleinemarkt.de, mikrontool.com and two others.

ns.udag.de, ns.udag.net and ns.udag.org each resolve to two IP addresses: ns.udag.de resolves to 217.160.80.253 and 2001:8d8:fe:53:217:160:80:253; ns.udag.net resolves to 185.132.33.253 and 2607:f1c0:fe:53:185:132:33:253; ns.udag.org resolves to 185.132.34.253 and 2607:f1c0:fe:53:185:132:34:253.

Mail Servers

study.directory has two mail servers: mx00.udag.de and mx01.udag.de.

study.directory shares the same mail server setup as other domains, including pimpulsiv.de, taksim-solidarity.org, les-1.de and two others.

mx00.udag.de directs to 62.146.106.39 and mx01.udag.de directs to 62.146.106.40; each host name points to exactly one IP number.