offcourse.no - dns.ninja

`offcourse.no`

DNSSEC	⚠️ Not signed
NS	`bradley.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c23^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bradley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c323^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bradley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2323^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bradley.ns.cloudflare.com`
		A	108.162.195.35^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bradley.ns.cloudflare.com`
		A	162.159.44.35^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bradley.ns.cloudflare.com`
		A	172.64.35.35^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bradley.ns.cloudflare.com`
NS	`ulla.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ulla.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ulla.ns.cloudflare.com`
		A	108.162.192.233^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	172.64.32.233^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
		A	173.245.58.233^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ulla.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=wcf4GVzt6Qxip0ci3l16uXv3lUSSHxWvlyGXgFzvSaY`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`bradley.ns.cloudflare.com`dns@cloudflare.com serial=2405556436

`no`

	DNSSEC	🔒 Signed (DS record present)
	NS	`charm.norid.no` ⭐
	NS	`i.nic.no`
	NS	`njet.norid.no`
	NS	`not.norid.no`
	NS	`x.nic.no`
	NS	`y.nic.no`
	NS	`z.nic.no`
	SOA	`charm.norid.no`hostmaster@norid.no 2026-06-21 #9

Same first word

offcourse.co

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

offcourse.in

Similar names

courseoff.com

freofocus.com.au

forefocus.com

offsource.com

freofocus.com

DNS History

18 records (7 active, 11 former)

●NSbradley.ns.cloudflare.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

○NSns1.surf-town.net2015-03-31 → 2017-03-14 · 4 obs

● 2015-03-31 11:35:40
● 2017-03-14 11:15:20
○ 2019-02-07 02:43:02
○ 2026-06-21 04:40:52

○NSns1.unoeuro.com2019-02-07 → 2019-02-07 · 4 obs

○ 2017-03-14 11:15:20
● 2019-02-07 02:43:02
○ 2026-05-12 15:23:18
○ 2026-06-21 04:40:52

○NSns2.surf-town.net2015-03-31 → 2017-03-14 · 4 obs

● 2015-03-31 11:35:40
● 2017-03-14 11:15:20
○ 2019-02-07 02:43:02
○ 2026-06-21 04:40:52

○NSns2.unoeuro.com2019-02-07 → 2019-02-07 · 4 obs

○ 2017-03-14 11:15:20
● 2019-02-07 02:43:02
○ 2026-05-12 15:23:18
○ 2026-06-21 04:40:52

○NSns3.surf-town.net2015-03-31 → 2017-03-14 · 4 obs

● 2015-03-31 11:35:40
● 2017-03-14 11:15:20
○ 2019-02-07 02:43:02
○ 2026-06-21 04:40:52

○NSns3.unoeuro.com2019-02-07 → 2019-02-07 · 4 obs

○ 2017-03-14 11:15:20
● 2019-02-07 02:43:02
○ 2026-05-12 15:23:18
○ 2026-06-21 04:40:52

○NSns4.unoeuro.com2019-02-07 → 2019-02-07 · 4 obs

○ 2017-03-14 11:15:20
● 2019-02-07 02:43:02
○ 2026-05-12 15:23:18
○ 2026-06-21 04:40:52

●NSulla.ns.cloudflare.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

●MXalt1.aspmx.l.google.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

●MXalt2.aspmx.l.google.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

●MXalt3.aspmx.l.google.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

●MXalt4.aspmx.l.google.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

●MXaspmx.l.google.com2026-05-12 → 2026-06-21 · 3 obs

○ 2019-02-07 02:43:02
● 2026-05-12 15:23:18
● 2026-06-21 04:40:52

○MXmail8.surftown.dk2015-03-31 → 2017-03-14 · 4 obs

● 2015-03-31 11:35:40
● 2017-03-14 11:15:20
○ 2019-02-07 02:43:02
○ 2026-06-21 04:40:52

○MXmx.unoeuro.com2019-02-07 → 2019-02-07 · 4 obs

○ 2017-03-14 11:15:20
● 2019-02-07 02:43:02
○ 2026-05-12 15:23:18
○ 2026-06-21 04:40:52

○A212.97.132.1392015-03-31 → 2017-03-14 · 4 obs

● 2015-03-31 11:35:40
● 2017-03-14 11:15:20
○ 2019-02-07 02:43:02
○ 2026-06-21 04:40:52

○A93.191.156.1322019-02-07 → 2019-02-07 · 4 obs

○ 2017-03-14 11:15:20
● 2019-02-07 02:43:02
○ 2026-05-12 15:23:18
○ 2026-06-21 04:40:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
no	z.nic.no, x.nic.no, i.nic.no, y.nic.no...	-
offcourse.no	bradley.ns.cloudflare.com, ulla.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.233

NS records: bradley.ns.cloudflare.com, ulla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for offcourse.no (unsigned zone)

⏱️ Timing

Total: 796ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`bradley.ns.cloudflare.com, ulla.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=wcf4GVzt6Qxip0c, v=spf1 include:_spf.google.com ~all`
SOA	1	`bradley.ns.cloudflare.com dns.cloudflare`

Analysis

Name Servers

offcourse.no uses two name servers for its delegation: bradley.ns.cloudflare.com and ulla.ns.cloudflare.com.

offcourse.no uses the same name servers as several other domains — among them pokerdom-freeslots.shop, swiper.com, elmundodelasinversiones-live.com and two more.

There is at least partial name server overlap between offcourse.no and other domains — drupalcebu.org, leespestcontrol.com, couprestorations.com and two more among them.

The name servers clay.ns.cloudflare.com, etienne.ns.cloudflare.com and jule.ns.cloudflare.com are often found in combination with these name servers.

Hostnames that resolve to 6 IP addresses:

Hostname bradley.ns.cloudflare.com directs to 108.162.195.35, 162.159.44.35 and 172.64.35.35 along with 3 other IP addresses.

Hostname ulla.ns.cloudflare.com directs to 108.162.192.233, 172.64.32.233 and 173.245.58.233 along with 3 other IP addresses.

Mail Servers

offcourse.no has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

offcourse.no has at least partial mail server overlap with other domains such as ns500731.ns500754.ns500731.ns500671.ns500731.ns500731.ns500731.ns500671.ns500704.ns500649.ns500291.ns500666.ns500131.lustychickser.com, beautyrun.ca, panok.ru and two more.

These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com directs traffic to 64.233.180.27 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com directs traffic to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1a.