otstudy.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

otstudy.com

DNSSEC⚠️ Not signed
A75.2.60.5🇺🇸 Amazon75.2.60.0/24 Prod
PTRacd89244c803f7181.awsglobalaccelerator.com
NSns23.domaincontrol.com ⭐
A2603:5:2151::c🇺🇸 GODADDY-DNS2603:5:2150::/44
PTRns23.domaincontrol.com
A97.74.101.12🇺🇸 GODADDY-DNS97.74.100.0/23
PTRns23.domaincontrol.com
NSns24.domaincontrol.com
A2603:5:2251::c🇺🇸 GODADDY-DNS2603:5:2250::/44
PTRns24.domaincontrol.com
A173.201.69.12🇺🇸 GODADDY-DNS173.201.68.0/23
PTRns24.domaincontrol.com
MXotstudy-com.mail.protection.outlook.com ⭐
A2a01:111:f403:cc2c::🇮🇳 Microsoft2a01:111:f000::/36
PTRmail-ma0pr01cu01000.inbound.protection.outlook.com
A2a01:111:f403:cc2c::1🇮🇳 Microsoft2a01:111:f000::/36
PTRmail-ma0pr01cu01101.inbound.protection.outlook.com
A2a01:111:f403:cc2d::🇮🇳 Microsoft2a01:111:f000::/36
PTRmail-pnzpr01cu00200.inbound.protection.outlook.com
A2a01:111:f403:cc2d::4🇮🇳 Microsoft2a01:111:f000::/36
PTRmail-pn3pr01cu01304.inbound.protection.outlook.com
A52.101.144.0🇮🇳 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ma0pr01cu01000.inbound.protection.outlook.com
A52.101.144.3🇮🇳 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-ma0pr01cu01103.inbound.protection.outlook.com
A52.101.145.2🇮🇳 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-pnypr01cu00202.inbound.protection.outlook.com
A52.101.145.76🇮🇳 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-pn3pr01cu01304.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns23.domaincontrol.comdns@jomax.net 2026-07-04 #6

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1793912896

Previously MX for

otstudy.com

Same first word

otstudy.com
otstudy.dev
otstudy.org

Similar names

studyto.me
tostudy.site
tostudy.ca
studtyo.shop
tostudy.ai
toyusdt.xyz
studyto.com
dustyto.me
toystud.io
tostudy.de
stdtyou.com
tutodys.eu
tostudy.ru
tostudy.it
studyto.day
tostudy.eu
tostudy.net
studyto.pics
sudotty.workers.dev
toytusd.xyz
tostudy.online
studyto.icu
tostudy.co.uk
toydust.com
tostudy.org
tostudy.net.cn
tustody.com
studyto.pages.dev
tostudy.co.il

Previous names

otstroitel.com
otstrokeconnect.com
otstruck.com
otstruckcenters.com
otstrucking.com
otstrucks.com
otstrust.com
otsts.com
otstsrl.com
otstt51xvn00gn-d0g.com
otstudent.com
otstudents.com
otstudies.com
otstudio.com
otstudios.com
otstudiosf.com
otstudiosla.com

Next names

otstudybug.com
otstudyguide.com
otstuff.com
otstuff4kids.com
otstuning.com
otstup.com
otstupka.com
otstupki.com
otstur.com
otsturbo.com
otsturntables.com
otsturparis.com
otsturtables.com
otstutor.com
otstutoring.com
otstv.com
otstvenm.com
otstwesolutions.com

DNS History

18 records (4 active, 14 former)

20162017201820192020202120222023202420252026NSns23.domaincontrol.comns24.domaincontrol.comns05.domaincontrol.comns06.domaincontrol.comns1.asoshared.comns1.namebrightdns.comns2.asoshared.comns2.namebrightdns.comMXotstudy-com.mail.protection.outlook.commailstore1.secureserver.netotstudy.comsmtp.secureserver.netA75.2.60.5143.95.69.20650.63.202.8152.204.129.2254.85.127.70CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com
○NSns05.domaincontrol.com2015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 00:48:28
○ 2015-12-02 11:06:52
○ 2026-11-05 21:30:58
○NSns06.domaincontrol.com2015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 00:48:28
○ 2015-12-02 11:06:52
○ 2026-11-05 21:30:58
○NSns1.asoshared.com2016-03-11 → 2016-08-08 · 5 obs
○ 2015-12-02 11:06:52
● 2016-03-11 22:30:20
● 2016-08-08 07:23:02
○ 2017-04-07 02:39:12
○ 2026-11-05 21:30:58
○NSns1.namebrightdns.com2017-04-07 → 2017-04-07 · 4 obs
○ 2016-08-08 07:23:02
● 2017-04-07 02:39:12
○ 2026-08-25 09:17:02
○ 2026-11-05 21:30:58
○NSns2.asoshared.com2016-03-11 → 2016-08-08 · 5 obs
○ 2015-12-02 11:06:52
● 2016-03-11 22:30:20
● 2016-08-08 07:23:02
○ 2017-04-07 02:39:12
○ 2026-11-05 21:30:58
○NSns2.namebrightdns.com2017-04-07 → 2017-04-07 · 4 obs
○ 2016-08-08 07:23:02
● 2017-04-07 02:39:12
○ 2026-08-25 09:17:02
○ 2026-11-05 21:30:58
●NSns23.domaincontrol.com2026-08-25 → 2026-11-05 · 3 obs
○ 2017-04-07 02:39:12
● 2026-08-25 09:17:02
● 2026-11-05 21:30:58
●NSns24.domaincontrol.com2026-08-25 → 2026-11-05 · 3 obs
○ 2017-04-07 02:39:12
● 2026-08-25 09:17:02
● 2026-11-05 21:30:58
○MXmailstore1.secureserver.net2015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 00:48:28
○ 2015-12-02 11:06:52
○ 2026-11-05 21:30:58
●MXotstudy-com.mail.protection.outlook.com2026-08-25 → 2026-11-05 · 3 obs
○ 2017-04-07 02:39:12
● 2026-08-25 09:17:02
● 2026-11-05 21:30:58
○MXotstudy.com2016-03-11 → 2016-08-08 · 5 obs
○ 2015-12-02 11:06:52
● 2016-03-11 22:30:20
● 2016-08-08 07:23:02
○ 2017-04-07 02:39:12
○ 2026-11-05 21:30:58
○MXsmtp.secureserver.net2015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 00:48:28
○ 2015-12-02 11:06:52
○ 2026-11-05 21:30:58
○A143.95.69.2062016-03-11 → 2016-08-08 · 5 obs
○ 2015-12-02 11:06:52
● 2016-03-11 22:30:20
● 2016-08-08 07:23:02
○ 2017-04-07 02:39:12
○ 2026-11-05 21:30:58
○A50.63.202.812015-08-02 → 2015-08-02 · 3 obs
● 2015-08-02 00:48:28
○ 2015-12-02 11:06:52
○ 2026-11-05 21:30:58
○A52.204.129.222017-04-07 → 2017-04-07 · 4 obs
○ 2016-08-08 07:23:02
● 2017-04-07 02:39:12
○ 2026-08-25 09:17:02
○ 2026-11-05 21:30:58
○A54.85.127.702017-04-07 → 2017-04-07 · 4 obs
○ 2016-08-08 07:23:02
● 2017-04-07 02:39:12
○ 2026-08-25 09:17:02
○ 2026-11-05 21:30:58
●A75.2.60.52026-08-25 → 2026-11-05 · 3 obs
○ 2017-04-07 02:39:12
● 2026-08-25 09:17:02
● 2026-11-05 21:30:58
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-07 → 2017-04-07 · 3 obs
● 2017-04-07 02:39:12
○ 2026-08-25 09:17:02
○ 2026-11-05 21:30:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net...-
otstudy.comns23.domaincontrol.com, ns24.domaincontrol.com4 records

✅ Authoritative Response

Server:173.201.69.12

NS records: ns23.domaincontrol.com, ns24.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 253ms | Queries: -

📄 Records

TypeCountSample Data
A175.2.60.5
NS2ns23.domaincontrol.com, ns24.domaincontrol.com
MX1otstudy-com.mail.protection.outlook.com
TXT1v=spf1 include:spf.protection.outlook.co
SOA1ns23.domaincontrol.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns23.domaincontrol.com, ns23.domaincontrol.com, ns24.domaincontrol.com...)

Analysis

IP Addresses

otstudy.com points to a single IP number: 75.2.60.5.

Additional host names — bizlaunchx.in, thebaytechgroup.com, epidynamics.dk and two others — share IP numbers with otstudy.com.

Name Servers

otstudy.com uses two name servers for its delegation: ns23.domaincontrol.com and ns24.domaincontrol.com.

otstudy.com shares its name server setup with other domains, including zaverieye.com, supptap.com, womensintigrativehealth.com and two others.

The two host names ns23.domaincontrol.com and ns24.domaincontrol.com each have a pair of IP addresses: ns23.domaincontrol.com has 97.74.101.12 and 2603:5:2151::c, and ns24.domaincontrol.com has 173.201.69.12 and 2603:5:2251::c.

Mail Servers

otstudy.com has one mail server: otstudy-com.mail.protection.outlook.com.

otstudy-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.144.0, 52.101.144.3, 52.101.145.2 and 5 other.