offcourse.in - dns.ninja

offcourse.in

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:5fc7🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:93b2🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.95.199Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.178🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScorey.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c18🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A2803:f800:50::6ca2:c318🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcorey.ns.cloudflare.com
A2a06:98c1:50::ac40:2318🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcorey.ns.cloudflare.com
A108.162.195.24🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A162.159.44.24Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
A172.64.35.24🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcorey.ns.cloudflare.com
NSeve.ns.cloudflare.com
A2606:4700:50::a29f:26cc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReve.ns.cloudflare.com
A2803:f800:50::6ca2:c2cc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTReve.ns.cloudflare.com
A2a06:98c1:50::ac40:22cc🇺🇸 Cloudflare2a06:98c1:50::/45
PTReve.ns.cloudflare.com
A108.162.194.204🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReve.ns.cloudflare.com
A162.159.38.204Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReve.ns.cloudflare.com
A172.64.34.204🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTReve.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.95.199, 172.67.147.178
IPv6 hints2606:4700:3033::6815:5fc7, 2606:4700:3034::ac43:93b2
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=36, name=cloudflare-ech.com
SOAcorey.ns.cloudflare.comdns@cloudflare.com serial=2408502630

in

DNSSEC🔒 Signed (DS record present)
NSns.trs-dns.com ⭐
NSns1.registry.in
NSns2.registry.in
NSns3.registry.in
NSns4.registry.in
SOAns.trs-dns.comtrs-ops@tucows.com serial=1783761952

Previously MX for

offcourse.in

Same first word

offcourse.in
offcourse.co
offcourse.net
offcourse.nl
offcourse.org
offcourse.golf
offcourse.com.tr
offcourse.io
offcourse.dk
offcourse.bike
offcourse.se
offcourse.no
offcourse.biz
offcourse.be
offcourse.com
offcourse.ca
offcourse.de
offcourse.jp

Similar names

freofocus.com
courseoff.com
freofocus.com.au
forefocus.com
offsource.com

DNS History

30 records (6 active, 24 former)

20162017201820192020202120222023202420252026NScorey.ns.cloudflare.comeve.ns.cloudflare.comns1.salekart.inns1.sedoparking.comns1.speedclouds.comns150.managedns.orgns151.managedns.orgns2.salekart.inns2.sedoparking.comns2.speedclouds.comMXlocalhostoffcourse.inA104.21.95.199172.67.147.1782606:4700:3033::6815:5fc72606:4700:3034::ac43:93b2103.14.97.150162.214.8.17188.114.96.0188.114.96.4188.114.97.0188.114.97.4216.172.177.342606:4700:3032::6815:5fc72606:4700:3032::ac43:93b22a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::472.52.4.91
●NScorey.ns.cloudflare.com2026-02-20 → 2026-07-11 · 3 obs
○ 2018-10-08 10:14:24
● 2026-02-20 05:05:18
● 2026-07-11 10:15:30
●NSeve.ns.cloudflare.com2026-02-20 → 2026-07-11 · 3 obs
○ 2018-10-08 10:14:24
● 2026-02-20 05:05:18
● 2026-07-11 10:15:30
○NSns1.salekart.in2015-11-17 → 2015-11-17 · 3 obs
● 2015-11-17 02:54:26
○ 2016-02-10 04:03:18
○ 2026-07-11 10:15:30
○NSns1.sedoparking.com2017-01-28 → 2017-01-28 · 4 obs
○ 2016-06-21 20:49:00
● 2017-01-28 05:31:02
○ 2018-10-08 10:14:24
○ 2026-07-11 10:15:30
○NSns1.speedclouds.com2016-02-10 → 2016-06-21 · 5 obs
○ 2015-11-17 02:54:26
● 2016-02-10 04:03:18
● 2016-06-21 20:49:00
○ 2017-01-28 05:31:02
○ 2026-07-11 10:15:30
○NSns150.managedns.org2018-10-08 → 2018-10-08 · 4 obs
○ 2017-01-28 05:31:02
● 2018-10-08 10:14:24
○ 2026-02-20 05:05:18
○ 2026-07-11 10:15:30
○NSns151.managedns.org2018-10-08 → 2018-10-08 · 4 obs
○ 2017-01-28 05:31:02
● 2018-10-08 10:14:24
○ 2026-02-20 05:05:18
○ 2026-07-11 10:15:30
○NSns2.salekart.in2015-11-17 → 2015-11-17 · 3 obs
● 2015-11-17 02:54:26
○ 2016-02-10 04:03:18
○ 2026-07-11 10:15:30
○NSns2.sedoparking.com2017-01-28 → 2017-01-28 · 4 obs
○ 2016-06-21 20:49:00
● 2017-01-28 05:31:02
○ 2018-10-08 10:14:24
○ 2026-07-11 10:15:30
○NSns2.speedclouds.com2016-02-10 → 2016-06-21 · 5 obs
○ 2015-11-17 02:54:26
● 2016-02-10 04:03:18
● 2016-06-21 20:49:00
○ 2017-01-28 05:31:02
○ 2026-07-11 10:15:30
○MXlocalhost2017-01-28 → 2017-01-28 · 4 obs
○ 2016-06-21 20:49:00
● 2017-01-28 05:31:02
○ 2018-10-08 10:14:24
○ 2026-07-11 10:15:30
○MXoffcourse.in2015-11-17 → 2018-10-08 · 6 obs
● 2015-11-17 02:54:26
● 2016-06-21 20:49:00
○ 2017-01-28 05:31:02
● 2018-10-08 10:14:24
○ 2026-02-20 05:05:18
○ 2026-07-11 10:15:30
○A103.14.97.1502018-10-08 → 2018-10-08 · 4 obs
○ 2017-01-28 05:31:02
● 2018-10-08 10:14:24
○ 2026-02-20 05:05:18
○ 2026-07-11 10:15:30
●A104.21.95.1992026-02-20 → 2026-07-11 · 10 obs
○ 2018-10-08 10:14:24
● 2026-02-20 05:05:18
○ 2026-02-21 12:06:22
○ 2026-03-06 03:28:40
● 2026-03-12 08:41:42
○ 2026-06-26 20:08:06
● 2026-07-01 23:45:00
○ 2026-07-02 03:26:54
● 2026-07-08 21:59:22
● 2026-07-11 10:15:30
○A162.214.8.172016-02-10 → 2016-06-21 · 5 obs
○ 2015-11-17 02:54:26
● 2016-02-10 04:03:18
● 2016-06-21 20:49:00
○ 2017-01-28 05:31:02
○ 2026-07-11 10:15:30
●A172.67.147.1782026-02-20 → 2026-07-11 · 10 obs
○ 2018-10-08 10:14:24
● 2026-02-20 05:05:18
○ 2026-02-21 12:06:22
○ 2026-03-06 03:28:40
● 2026-03-12 08:41:42
○ 2026-06-26 20:08:06
● 2026-07-01 23:45:00
○ 2026-07-02 03:26:54
● 2026-07-08 21:59:22
● 2026-07-11 10:15:30
○A188.114.96.02026-02-21 → 2026-07-02 · 9 obs
○ 2026-02-20 05:05:18
● 2026-02-21 12:06:22
● 2026-03-06 03:28:40
○ 2026-03-12 08:41:42
● 2026-06-26 20:08:06
○ 2026-07-01 23:45:00
● 2026-07-02 03:26:54
○ 2026-07-08 21:59:22
○ 2026-07-11 10:15:30
○A188.114.96.42026-02-20 → 2026-07-11 · 2 obs
○ 2026-02-20 05:05:18
○ 2026-07-11 10:15:30
○A188.114.97.02026-02-21 → 2026-07-02 · 9 obs
○ 2026-02-20 05:05:18
● 2026-02-21 12:06:22
● 2026-03-06 03:28:40
○ 2026-03-12 08:41:42
● 2026-06-26 20:08:06
○ 2026-07-01 23:45:00
● 2026-07-02 03:26:54
○ 2026-07-08 21:59:22
○ 2026-07-11 10:15:30
○A188.114.97.42026-02-20 → 2026-07-11 · 2 obs
○ 2026-02-20 05:05:18
○ 2026-07-11 10:15:30
○A216.172.177.342015-11-17 → 2015-11-17 · 3 obs
● 2015-11-17 02:54:26
○ 2016-02-10 04:03:18
○ 2026-07-11 10:15:30
○A2606:4700:3032::6815:5fc72026-02-20 → 2026-07-01 · 8 obs
○ 2018-10-08 10:14:24
● 2026-02-20 05:05:18
○ 2026-02-21 12:06:22
● 2026-03-06 03:28:40
○ 2026-06-26 20:08:06
● 2026-07-01 23:45:00
○ 2026-07-02 03:26:54
○ 2026-07-11 10:15:30
○A2606:4700:3032::ac43:93b22026-02-20 → 2026-07-01 · 8 obs
○ 2018-10-08 10:14:24
● 2026-02-20 05:05:18
○ 2026-02-21 12:06:22
● 2026-03-06 03:28:40
○ 2026-06-26 20:08:06
● 2026-07-01 23:45:00
○ 2026-07-02 03:26:54
○ 2026-07-11 10:15:30
●A2606:4700:3033::6815:5fc72026-07-08 → 2026-07-11 · 3 obs
○ 2026-07-02 03:26:54
● 2026-07-08 21:59:22
● 2026-07-11 10:15:30
●A2606:4700:3034::ac43:93b22026-07-08 → 2026-07-11 · 3 obs
○ 2026-07-02 03:26:54
● 2026-07-08 21:59:22
● 2026-07-11 10:15:30
○A2a06:98c1:3120::2026-06-26 → 2026-07-02 · 6 obs
○ 2026-03-12 08:41:42
● 2026-06-26 20:08:06
○ 2026-07-01 23:45:00
● 2026-07-02 03:26:54
○ 2026-07-08 21:59:22
○ 2026-07-11 10:15:30
○A2a06:98c1:3120::42026-02-21 → 2026-02-21 · 4 obs
○ 2026-02-20 05:05:18
● 2026-02-21 12:06:22
○ 2026-03-06 03:28:40
○ 2026-07-11 10:15:30
○A2a06:98c1:3121::2026-06-26 → 2026-07-02 · 6 obs
○ 2026-03-12 08:41:42
● 2026-06-26 20:08:06
○ 2026-07-01 23:45:00
● 2026-07-02 03:26:54
○ 2026-07-08 21:59:22
○ 2026-07-11 10:15:30
○A2a06:98c1:3121::42026-02-21 → 2026-02-21 · 4 obs
○ 2026-02-20 05:05:18
● 2026-02-21 12:06:22
○ 2026-03-06 03:28:40
○ 2026-07-11 10:15:30
○A72.52.4.912017-01-28 → 2017-01-28 · 4 obs
○ 2016-06-21 20:49:00
● 2017-01-28 05:31:02
○ 2018-10-08 10:14:24
○ 2026-07-11 10:15:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
inns1.registry.in, ns2.registry.in, ns3.registry.in, ns4.registry.in-
offcourse.incorey.ns.cloudflare.com, eve.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.24

NS records: corey.ns.cloudflare.com, eve.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for offcourse.in (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.95.199, 172.67.147.178
AAAA22606:4700:3034::ac43:93b2, 2606:4700:3033::6815:5fc7
NS2corey.ns.cloudflare.com, eve.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1corey.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

offcourse.in resolves to four IP addresses: 104.21.95.199, 172.67.147.178, 2606:4700:3033::6815:5fc7 and 2606:4700:3034::ac43:93b2.

Two other host names, along with webmail.natureheals.pt, berlinblogs.de and npc.id, also share IP numbers with offcourse.in.

Name Servers

Two name servers handle the delegation for offcourse.in: corey.ns.cloudflare.com and eve.ns.cloudflare.com.

offcourse.in shares its NS records with other domains, for example kd316.com, xn--hy1b383a25a06bc22a.com, fidof.com and two others.

offcourse.in partially shares its NS delegation with several other domains, including pneusnews.it, official-naga62.pages.dev, wintenterprise.net and two others.

These name servers regularly co-occur with the name servers maciej.ns.cloudflare.com, mcgrory.ns.cloudflare.com and ashton.ns.cloudflare.com.

DNS names with 6 IP addresses:

corey.ns.cloudflare.com resolves to 108.162.195.24, 162.159.44.24 and 172.64.35.24 among others, with 3 other IP addresses in total.

eve.ns.cloudflare.com resolves to 108.162.194.204, 162.159.38.204 and 172.64.34.204 among others, with 3 other IP addresses in total.