`courses.forum`

DNSSEC	⚠️ Not signed
A	176.123.7.35^{🇲🇩 AlexHost176.123.7.0/24 -176.123.7.0/24}
NS	`alex.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b64^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c164^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alex.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2164^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alex.ns.cloudflare.com`
		A	108.162.193.100^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	172.64.33.100^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
		A	173.245.59.100^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alex.ns.cloudflare.com`
NS	`pat.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pat.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pat.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pat.ns.cloudflare.com`
		A	108.162.192.139^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pat.ns.cloudflare.com`
		A	172.64.32.139^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pat.ns.cloudflare.com`
		A	173.245.58.139^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pat.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽³⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁹⁵⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`google-site-verification=4kXm3-BFdouA6RwGowg_Dzz-XI1VSPgb7VXaf39Dig8`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`alex.ns.cloudflare.com`dns@cloudflare.com serial=2404114146

`forum`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1780679422

📈 Tranco rank: #901,718

Subdomains

s1.courses.forum

Same first word

courses.at

courses.me

courses.ca

courses.wiki

courses.today

courses.school

courses.com.au

courses.tv

courses.forum

courses.courses

courses.ch

courses.golf

courses.world

courses.co

courses.com.ph

courses.plus

courses.ro

courses.neustar

courses.us

courses.nl

courses.store

courses.biz

courses.it

courses.ae

courses.media

courses.education

courses.se

courses.cn

courses.org

courses.dk

courses.bio

courses.agency

courses.ist

courses.guru

courses.kz

courses.eu

courses.co.uk

courses.bg

courses.capetown

courses.company

courses.net.au

courses.de

courses.es

courses.ie

courses.be

courses.cz

courses.durban

courses.asia

courses

courses.technology

courses.yolasite.com

courses.su

courses.camp

courses.istanbul

courses.com

courses.casino

courses.zone

courses.net.ua

courses.work

courses.edu

Similar names

croesus.it

securos.se

croesus.com.my

sources.dk

sources.cn

sources.ru

secours.net

sources.nl

sources.eu

sosecur.com

secours.gov.gn

securos.org.ua

scouser.net

sources.network

scoresu.me

secours.info

sucrose.com

sceuros.com

scseuro.de

ssource.com

sources.net.ar

croesus.de

sources.in

sources.com

croesus.ca

sucesor.com

croesus.fr

sources.ca

scouser.com

suresco.es

sources.fr

secosur.com.mx

croesus.net

sources.ch

coursse.com

sources.hu

cousers.com

sources.co.uk

ecursos.es

croesus.com.tw

croesus.com

sorescu.eu

ecursos.herokuapp.com

roussec.kasserver.com

sources.com.sa

sources.download

sources.news

rescous.com

sources.biz

ecursos.cl

croesus.eu

secours.nl

resusco.com

sucrose.de

secours.eu

seurcos.click

ecursos.com.br

croesus.tv

cosuser.com

croesus.gr

scoreus.com

cosreus.cat

sources.debian.net

escours.eu

DNS History

6 records (6 active, 0 former)

●NSalex.ns.cloudflare.com2026-05-18 → 2026-06-05 · 2 obs

● 2026-05-18 13:08:16
● 2026-06-05 17:40:10

●NSpat.ns.cloudflare.com2026-05-18 → 2026-06-05 · 2 obs

● 2026-05-18 13:08:16
● 2026-06-05 17:40:10

●MXroute1.mx.cloudflare.net2026-05-18 → 2026-06-05 · 2 obs

● 2026-05-18 13:08:16
● 2026-06-05 17:40:10

●MXroute2.mx.cloudflare.net2026-05-18 → 2026-06-05 · 2 obs

● 2026-05-18 13:08:16
● 2026-06-05 17:40:10

●MXroute3.mx.cloudflare.net2026-05-18 → 2026-06-05 · 2 obs

● 2026-05-18 13:08:16
● 2026-06-05 17:40:10

●A176.123.7.352026-05-18 → 2026-06-05 · 2 obs

● 2026-05-18 13:08:16
● 2026-06-05 17:40:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
forum	ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info	8 records
courses.forum	alex.ns.cloudflare.com, pat.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.139

NS records: alex.ns.cloudflare.com, pat.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courses.forum (unsigned zone)

⏱️ Timing

Total: 1640ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.123.7.35`
NS	2	`alex.ns.cloudflare.com, pat.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 14), route2.mx.cloudflare.net (pri: 34)...`
TXT	2	`google-site-verification=4kXm3-BFdouA6Rw, v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`alex.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)

Analysis

Hierarchy

The domain s1.courses.forum falls under the parent courses.forum.

IP Addresses

courses.forum directs to one IP number, which is 176.123.7.35.

Other host names, for instance s1.piratehub.biz, s1.courses.forum and mail.piratehub.biz share IP numbers with courses.forum.

Name Servers

The NS records for courses.forum delegate to alex.ns.cloudflare.com and pat.ns.cloudflare.com.

courses.forum has the same name server delegation as a number of other domains, such as guzo.org.uk, orchardhd.com, demolitor.ca and two more.

At least some of courses.forum's name servers are shared with other domains, for example ark-sol.com, akmedlabs.com, geozilla.com and two more.

Host names resolving to 6 IP numbers:

alex.ns.cloudflare.com directs to 108.162.193.100, 172.64.33.100, 173.245.59.100 and three others.

pat.ns.cloudflare.com directs to 108.162.192.139, 172.64.32.139, 173.245.58.139 and three others.

Mail Servers

The MX records for courses.forum list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

courses.forum shares at least some of its mail servers with other domains — for example bulmotors.com.ua, goisus.com, myteesusa.com and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12, 162.159.205.13 and three others.

route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18, 162.159.205.19 and three others.

route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24, 162.159.205.25 and three others.

courses.forum - robtex.com

courses.forum

forum

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`courses.forum`

`forum`