course.tours - robtex.com

course.tours

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:2fe0🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:adce🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.224Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.173.206🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSada.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
A2803:f800:50::6ca2:c036🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRada.ns.cloudflare.com
A2a06:98c1:50::ac40:2036🇺🇸 Cloudflare2a06:98c1:50::/45
PTRada.ns.cloudflare.com
A108.162.192.54🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
A172.64.32.54🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
A173.245.58.54🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRada.ns.cloudflare.com
NSernest.ns.cloudflare.com
A2606:4700:58::adf5:3ba4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A2803:f800:50::6ca2:c1a4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRernest.ns.cloudflare.com
A2a06:98c1:50::ac40:21a4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRernest.ns.cloudflare.com
A108.162.193.164🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A172.64.33.164🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A173.245.59.164🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4023:c06::1a🇺🇸 Google2607:f8b0::/32
PTRdz-in-f26.1e100.net
A2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32
PTRdz-in-f27.1e100.net
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A2607:f8b0:4023:c0b::1b🇺🇸 Google2607:f8b0::/32
PTRdd-in-f27.1e100.net
A142.250.101.26🇺🇸 Google142.250.101.0/24
PTRdz-in-f26.1e100.net
A142.250.101.27🇺🇸 Google142.250.101.0/24
PTRdz-in-f27.1e100.net
A142.250.141.26🇺🇸 Google142.250.141.0/24
PTRdd-in-f26.1e100.net
A142.250.141.27🇺🇸 Google142.250.141.0/24
PTRdd-in-f27.1e100.net
A142.251.2.26🇺🇸 Google142.251.2.0/24
PTRdl-in-f26.1e100.net
TXTgoogle-site-verification=8fdlNjE70-IAlqG5BGlhyKuV3-8sRKaTl99a_Yx5U4k
TXTv=spf1 include:_spf.google.com ~all
TXTv=spf1 redirect=_spf.yandex.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.47.224, 172.67.173.206
IPv62606:4700:3032::6815:2fe0, 2606:4700:3037::ac43:adce
SOAada.ns.cloudflare.comdns@cloudflare.com serial=2398574730

tours

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.tours ⭐
NSv0n1.nic.tours
NSv0n2.nic.tours
NSv0n3.nic.tours
NSv2n0.nic.tours
NSv2n1.nic.tours
SOAv0n0.nic.tourshostmaster@donuts.email serial=1773560381

Same first word

course.coach
course.pub
course.careers
course.chat
course.ru
course.online
course.co.uk
course.cc
course.fr
course.us
course.pro
course.co.za
course.org
course.world
course.dk
course.center
course.rs
course.work
course.link
course.ist
course.ca
course.is
course.biz
course.school
course.eu
course.tv
course.asia
course.academy
course.camp
course.guru
course.be
course.ltd
course.net
course.care
course.com.tr
course.istanbul
course.ch
course.run
course.nl
course.ws
course.de
course.pl
course.io
course.studio
course.im
course.lk
course.plus
course.design
course.place
course.city
course.by
course.com
course.network
course.guide
course.org.il
course.media
course.mobi
course.company
course.kz
course.xyz
course.co
course.market
course.cafe
course.london
course.tc
course.la
course.it
course.am
course.info
course.institute
course.id
course.com.cn

Similar names

sureco.co.uk
ecosur.org
ceruso.com
socure.org
socure.com
ecosur.mx
source.co.jp
sucore.sakura.ne.jp
source.bg
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suerco.com
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osecur.com
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usecro.com
source.parts
couser.cloud
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crusoe.media
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source.exchange
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sureco.com.cn
source.net.nz
crusoe.app
sureco.cl
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sureco.net
source.us
couser.com
source.marketing
source.com.hk
source.ac.uk
suorec.com
osecur.fr
source.hopto.org
source.vn
ecosur.es
orecus.com
source.kz
crusoe.dk
coeurs.lu
esourc.biz
rucose.com
sureco.biz
source.guru
source.com.au
crouse.co.za
source.me
uscore.de
source.network
roscue.com
source.bz
securo.ca
uscore.jp
ocreus.com
source.ac.cn
ceruso.de
source.tui
source.azureedge.net
coeurs.fr
socure.io
ecours.es
source.org.au
source.engineering
uscore.no
ecours.ru
cueros.cl
crouse.ca
source.lv
source.uk.com
source.co.kr
source.net
source.pm
sucore.com

DNS History

12 records (7 active, 5 former)

2017201820192020202120222023202420252026NSada.ns.cloudflare.comernest.ns.cloudflare.comns69.domaincontrol.comns70.domaincontrol.comMXsmtp.google.commailstore1.secureserver.netsmtp.secureserver.netA104.21.47.224172.67.173.2062606:4700:3032::6815:2fe02606:4700:3037::ac43:adce184.168.221.6
●NSada.ns.cloudflare.com2026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56
●NSernest.ns.cloudflare.com2026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56
○NSns69.domaincontrol.com2016-12-10 → 2016-12-10 · 3 obs
● 2016-12-10 23:43:20
○ 2021-01-19 14:05:16
○ 2026-03-15 07:51:56
○NSns70.domaincontrol.com2016-12-10 → 2016-12-10 · 3 obs
● 2016-12-10 23:43:20
○ 2021-01-19 14:05:16
○ 2026-03-15 07:51:56
○MXmailstore1.secureserver.net2016-12-10 → 2016-12-10 · 3 obs
● 2016-12-10 23:43:20
○ 2021-01-19 14:05:16
○ 2026-03-15 07:51:56
●MXsmtp.google.com2026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56
○MXsmtp.secureserver.net2016-12-10 → 2016-12-10 · 3 obs
● 2016-12-10 23:43:20
○ 2021-01-19 14:05:16
○ 2026-03-15 07:51:56
●A104.21.47.2242026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56
●A172.67.173.2062026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56
○A184.168.221.62016-12-10 → 2016-12-10 · 3 obs
● 2016-12-10 23:43:20
○ 2021-01-19 14:05:16
○ 2026-03-15 07:51:56
●A2606:4700:3032::6815:2fe02026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56
●A2606:4700:3037::ac43:adce2026-03-15 → 2026-03-15 · 2 obs
○ 2021-01-19 14:05:16
● 2026-03-15 07:51:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
toursv2n0.nic.tours, v2n1.nic.tours, v0n2.nic.tours, v0n0.nic.tours...12 records
course.toursernest.ns.cloudflare.com, ada.ns.cloudflare.com-

✅ Authoritative Response

Server: 173.245.58.54

NS records: ernest.ns.cloudflare.com, ada.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for course.tours (unsigned zone)

⏱️ Timing

Total: 322ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.173.206, 104.21.47.224
AAAA22606:4700:3037::ac43:adce, 2606:4700:3032::6815:2fe0
NS2ada.ns.cloudflare.com, ernest.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT3google-site-verification=8fdlNjE70-IAlqG, v=spf1 include:_spf.google.com ~all...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ada.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.tours, v2n0.nic.tours, v0n3.nic.tours...)

Analysis

IP Addresses

course.tours points to four IP numbers: 2606:4700:3032::6815:2fe0, 2606:4700:3037::ac43:adce, 104.21.47.224 and 172.67.173.206.

Other host names including privatemails.org, acrepair.la, cv-fm.com, dancer-life.com and www.selliphonee.com share IP numbers with course.tours.

Name Servers

course.tours's delegation uses two name servers, ada.ns.cloudflare.com and ernest.ns.cloudflare.com.

course.tours shares the same name server setup as other domains, for example skyvision.film, crexilease.com, spitsyn.pro, dexif.net and dexif.com.

course.tours at least partially shares name servers with other domains, including isrotelexclusivecollection.com, jkfgf66.com, kiwimedi.com, 5c8beb919e5c.com and sonerveri.ru.

These name servers are commonly used with coco.ns.cloudflare.com and amir.ns.cloudflare.com.

Host names with six IP numbers:

ada.ns.cloudflare.com points to: 2606:4700:50::adf5:3a36, 2803:f800:50::6ca2:c036, 2a06:98c1:50::ac40:2036, 108.162.192.54, 172.64.32.54 and 173.245.58.54.

ernest.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba4, 2803:f800:50::6ca2:c1a4, 2a06:98c1:50::ac40:21a4, 108.162.193.164, 172.64.33.164 and 173.245.59.164.

Mail Servers

course.tours is handled by a single mail server, smtp.google.com.

course.tours shares its mail server setup with other domains, including trpwatchcollection.com, mbcpublicadjusters.com, quicklook.in, krisandholly.com and grandtheftauto.it.

The mail servers for course.tours are shared with other domains, for instance newilliamsng.com, agile.inf.br, zippi.com.br, agautier.com and thenewleafgroup.co.uk.

These mail servers are often used together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and aspmx.l.google.com.

The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26.