otcourse.com - dns.ninja

otcourse.com

DNSSEC⚠️ Not signed
A13.248.169.48🇺🇸 Amazon13.248.160.0/20
PTRa904c694c05102f30.awsglobalaccelerator.com
A76.223.54.146🇺🇸 Amazon76.223.48.0/20
NSns2.afternic.com ⭐
A2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44
PTRns2.afternic.com
A173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23
PTRns2.afternic.com
NSns1.afternic.com
A2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44
PTRns1.afternic.com
A97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23
PTRns1.afternic.com
TXTv=spf1 -all
SOAns2.afternic.comdns@jomax.net serial=1

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=1782657975

Subdomains

nrw.otcourse.com
mail.otcourse.com

Same first word

otcourse.com

Similar names

ecotours.online
eroscout.org
euroscot.net
tocourse.com
eurocost.eu
ourtesco.com
euroscot.de
eurostoc.com
ecotours.es
eroscout.de
touesroc.com
euroscot.co
outscore.nl
ecotours.com.au
ucostore.com
ecotours.hu
euroscot.ro
ecotours.co
euroscot.ch
sourceot.com
ecotours.it
outscore.de
costureo.com
scoreout.com
outscore.net
ecotours.fr
ceotours.com
courseto.cn
ecotours.cz
eurocost.com
roscouet.net
ourtesco.ie
ecotours.ch
securoot.net
ecotours.cl
courseto.com
outscore.info
securoot.com
ecotours.tv
ecotours.com
outsorce.com
ourtesco.in
seocourt.com
eurocost.lu
ocroutes.com
ecotours.ro
eroscout.at
octosure.com
ecotours.biz
ecotours.ru
oectours.com
eroscout.com
ourtesco.org
otsource.com
outscore.com
ecotours.lv
eurocots.com
ecotours.mobi
ecotours.ge
eroscout.net
ecotours.co.za
ecotours.de
eroscout.ch
eroscout.eu

DNS History

16 records (4 active, 12 former)

20162017201820192020202120222023202420252026NSns1.afternic.comns2.afternic.comdns010.d.register.comdns124.a.register.comdns151.c.register.comdns180.b.register.comns.vvm.comns2.vvm.comMXp.webcom.ctmail.comzcsmta01.vvm.comzcsmta02.vvm.comzcsmta03.vvm.comA13.248.169.4876.223.54.146208.91.197.3966.196.0.74
○NSdns010.d.register.com2018-07-29 → 2018-07-29 · 4 obs
○ 2016-04-24 13:55:10
● 2018-07-29 06:50:34
○ 2026-02-16 01:08:22
○ 2026-06-28 15:13:08
○NSdns124.a.register.com2018-07-29 → 2018-07-29 · 4 obs
○ 2016-04-24 13:55:10
● 2018-07-29 06:50:34
○ 2026-02-16 01:08:22
○ 2026-06-28 15:13:08
○NSdns151.c.register.com2018-07-29 → 2018-07-29 · 4 obs
○ 2016-04-24 13:55:10
● 2018-07-29 06:50:34
○ 2026-02-16 01:08:22
○ 2026-06-28 15:13:08
○NSdns180.b.register.com2018-07-29 → 2018-07-29 · 4 obs
○ 2016-04-24 13:55:10
● 2018-07-29 06:50:34
○ 2026-02-16 01:08:22
○ 2026-06-28 15:13:08
○NSns.vvm.com2015-06-27 → 2016-04-24 · 4 obs
● 2015-06-27 18:30:46
● 2016-04-24 13:55:10
○ 2018-07-29 06:50:34
○ 2026-06-28 15:13:08
●NSns1.afternic.com2026-02-16 → 2026-06-28 · 3 obs
○ 2018-07-29 06:50:34
● 2026-02-16 01:08:22
● 2026-06-28 15:13:08
●NSns2.afternic.com2026-02-16 → 2026-06-28 · 3 obs
○ 2018-07-29 06:50:34
● 2026-02-16 01:08:22
● 2026-06-28 15:13:08
○NSns2.vvm.com2015-06-27 → 2016-04-24 · 4 obs
● 2015-06-27 18:30:46
● 2016-04-24 13:55:10
○ 2018-07-29 06:50:34
○ 2026-06-28 15:13:08
○MXp.webcom.ctmail.com2018-07-29 → 2026-02-16 · 5 obs
○ 2016-04-24 13:55:10
● 2018-07-29 06:50:34
● 2026-02-16 01:08:22
○ 2026-02-18 07:42:38
○ 2026-06-28 15:13:08
○MXzcsmta01.vvm.com2015-06-27 → 2016-04-24 · 4 obs
● 2015-06-27 18:30:46
● 2016-04-24 13:55:10
○ 2018-07-29 06:50:34
○ 2026-06-28 15:13:08
○MXzcsmta02.vvm.com2015-06-27 → 2016-04-24 · 4 obs
● 2015-06-27 18:30:46
● 2016-04-24 13:55:10
○ 2018-07-29 06:50:34
○ 2026-06-28 15:13:08
○MXzcsmta03.vvm.com2015-06-27 → 2016-04-24 · 4 obs
● 2015-06-27 18:30:46
● 2016-04-24 13:55:10
○ 2018-07-29 06:50:34
○ 2026-06-28 15:13:08
●A13.248.169.482026-02-16 → 2026-06-28 · 3 obs
○ 2018-07-29 06:50:34
● 2026-02-16 01:08:22
● 2026-06-28 15:13:08
○A208.91.197.392018-07-29 → 2018-07-29 · 4 obs
○ 2016-04-24 13:55:10
● 2018-07-29 06:50:34
○ 2026-02-16 01:08:22
○ 2026-06-28 15:13:08
○A66.196.0.742015-06-27 → 2016-04-24 · 4 obs
● 2015-06-27 18:30:46
● 2016-04-24 13:55:10
○ 2018-07-29 06:50:34
○ 2026-06-28 15:13:08
●A76.223.54.1462026-02-16 → 2026-06-28 · 3 obs
○ 2018-07-29 06:50:34
● 2026-02-16 01:08:22
● 2026-06-28 15:13:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
otcourse.comns1.afternic.com, ns2.afternic.com4 records

✅ Authoritative Response

Server:173.201.66.69

NS records: ns1.afternic.com, ns2.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for otcourse.com (unsigned zone)

⏱️ Timing

Total: 898ms | Queries: -

📄 Records

TypeCountSample Data
A276.223.54.146, 13.248.169.48
NS2ns1.afternic.com, ns2.afternic.com
MX1. (pri: 0)
TXT1v=spf1 -all
SOA1ns2.afternic.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)

Analysis

Hierarchy

otcourse.com is the parent domain of nrw.otcourse.com and mail.otcourse.com.

IP Addresses

otcourse.com points to the IP addresses 13.248.169.48 and 76.223.54.146

Additional host names — letsgoflyers.com, enxio.com, 2000n.com and two others — share IP numbers with otcourse.com.

Name Servers

DNS delegation for otcourse.com points to two name servers: ns1.afternic.com and ns2.afternic.com.

otcourse.com shares its name server setup with other domains, including atmcomponents.com, deltaco.us, tallahasseedoula.com and two others.

At least some of otcourse.com's name servers are shared with other domains, for example heritagehere.com, veterinarianhub.com, yvmd.com and two more.

These name servers tend to be deployed in combination with the name servers verification-ag3xtxqjhqhiyarqdrht2l.ns101.verify.hn and verification-iryqusbri9xlks4ssi7d4w.ns101.verify.hn.

ns1.afternic.com directs to 97.74.98.69 and 2603:5:2126::45. ns2.afternic.com directs to 173.201.66.69 and 2603:5:2226::45. Each host name carries two IP addresses.