cursosedu.com - robtex.com

cursosedu.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:cc25🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:2ce1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.225Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.37🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSliz.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3abd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A2803:f800:50::6ca2:c0bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRliz.ns.cloudflare.com
A2a06:98c1:50::ac40:20bd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRliz.ns.cloudflare.com
A108.162.192.189🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A172.64.32.189🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
A173.245.58.189🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRliz.ns.cloudflare.com
NSweston.ns.cloudflare.com
A2606:4700:58::a29f:2c8a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRweston.ns.cloudflare.com
A2803:f800:50::6ca2:c38a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRweston.ns.cloudflare.com
A2a06:98c1:50::ac40:238a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRweston.ns.cloudflare.com
A108.162.195.138🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRweston.ns.cloudflare.com
A162.159.44.138Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRweston.ns.cloudflare.com
A172.64.35.138🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRweston.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c06::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbg-in-f26.1e100.net
A142.251.167.26🇺🇸 Google142.251.167.0/24
PTRww-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2a00:1450:4025:402::1a🇳🇱 Google2a00:1450:4025::/48
PTRrb-in-f26.1e100.net
A142.250.102.27🇺🇸 Google142.250.102.0/24
PTRrb-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4003:c4a::1a🇺🇸 Google2607:f8b0:4003::/48
PTRyutulth-in-f26.1e100.net
A142.251.96.26🇺🇸 Google142.250.0.0/15
PTRyutulth-in-f26.1e100.net
TXTD7183683
TXTgoogle-site-verification=H9lk8IqbRMG822LyGQycX-rnf4siwLvwB6GGCcVcZMo
TXTgoogle-site-verification=P2PrSbSupmSofwpRFONV2jGCTFuIhL0mmuNR_yhzuZI
TXTgoogle-site-verification=YFPL3a0-gNXN2ikT7n6Cues23Qe9HRjdixekpRlNwqQ
TXTgoogle-site-verification=e6l0dEgDDNpik1-YH5S7fSHRBpAJvrIQBudz56FcuAY
TXTgoogle-site-verification=kT9S54UZkR_SSD8HzURMw828YqNRMB4p0RjJ_U9RIAg
TXTgoogle-site-verification=tCNnKBTKBkhmPnt0dlYNpGG-1EAnxB__LA6EPhxQ0Ls
TXTv=spf1 include:emsd1.com include:sendgrid.net include:_spf.mail.hostinger.com...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.44.225, 172.67.204.37
IPv62606:4700:3032::ac43:cc25, 2606:4700:3037::6815:2ce1
SOAliz.ns.cloudflare.comdns@cloudflare.com serial=2397907412

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=1774595137
📈 Tranco rank: #498,369

Subdomains

us.cursosedu.com
go.cursosedu.com

Similar names

educursos.com

DNS History

20 records (11 active, 9 former)

2017201820192020202120222023202420252026NSliz.ns.cloudflare.comweston.ns.cloudflare.combigdns1.sered.netbigdns2.sered.netina1.registrar.euina2.registrar.euina3.registrar.euMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comcursosedu.comA104.21.44.225172.67.204.372606:4700:3032::ac43:cc252606:4700:3037::6815:2ce1185.87.187.198188.165.166.322a00:f10:305:0:4b5:68ff:fe00:4fe
○NSbigdns1.sered.net2016-12-17 → 2016-12-17 · 3 obs
● 2016-12-17 15:23:22
○ 2017-10-13 22:35:20
○ 2026-03-27 07:11:22
○NSbigdns2.sered.net2016-12-17 → 2016-12-17 · 3 obs
● 2016-12-17 15:23:22
○ 2017-10-13 22:35:20
○ 2026-03-27 07:11:22
○NSina1.registrar.eu2017-10-13 → 2017-10-13 · 4 obs
○ 2016-12-17 15:23:22
● 2017-10-13 22:35:20
○ 2026-03-27 07:11:20
○ 2026-03-27 07:11:22
○NSina2.registrar.eu2017-10-13 → 2017-10-13 · 4 obs
○ 2016-12-17 15:23:22
● 2017-10-13 22:35:20
○ 2026-03-27 07:11:20
○ 2026-03-27 07:11:22
○NSina3.registrar.eu2017-10-13 → 2017-10-13 · 4 obs
○ 2016-12-17 15:23:22
● 2017-10-13 22:35:20
○ 2026-03-27 07:11:20
○ 2026-03-27 07:11:22
●NSliz.ns.cloudflare.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●NSweston.ns.cloudflare.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●MXalt1.aspmx.l.google.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●MXalt2.aspmx.l.google.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●MXalt3.aspmx.l.google.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●MXalt4.aspmx.l.google.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●MXaspmx.l.google.com2026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
○MXcursosedu.com2016-12-17 → 2016-12-17 · 3 obs
● 2016-12-17 15:23:22
○ 2017-10-13 22:35:20
○ 2026-03-27 07:11:22
●A104.21.44.2252026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●A172.67.204.372026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
○A185.87.187.1982017-10-13 → 2017-10-13 · 4 obs
○ 2016-12-17 15:23:22
● 2017-10-13 22:35:20
○ 2026-03-27 07:11:20
○ 2026-03-27 07:11:22
○A188.165.166.322016-12-17 → 2016-12-17 · 3 obs
● 2016-12-17 15:23:22
○ 2017-10-13 22:35:20
○ 2026-03-27 07:11:22
●A2606:4700:3032::ac43:cc252026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
●A2606:4700:3037::6815:2ce12026-03-27 → 2026-03-27 · 3 obs
○ 2017-10-13 22:35:20
● 2026-03-27 07:11:20
● 2026-03-27 07:11:22
○A2a00:f10:305:0:4b5:68ff:fe00:4fe2017-10-13 → 2017-10-13 · 4 obs
○ 2016-12-17 15:23:22
● 2017-10-13 22:35:20
○ 2026-03-27 07:11:20
○ 2026-03-27 07:11:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, i.gtld-servers.net...-
cursosedu.comliz.ns.cloudflare.com, weston.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.189

NS records: liz.ns.cloudflare.com, weston.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cursosedu.com (unsigned zone)

⏱️ Timing

Total: 264ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.44.225, 172.67.204.37
AAAA22606:4700:3032::ac43:cc25, 2606:4700:3037::6815:2ce1
NS2liz.ns.cloudflare.com, weston.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT8D7183683, google-site-verification=H9lk8IqbRMG822L...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1liz.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (liz.ns.cloudflare.com, liz.ns.cloudflare.com, liz.ns.cloudflare.com...)

Analysis

Hierarchy

cursosedu.com is a parent of us.cursosedu.com and go.cursosedu.com.

IP Addresses

cursosedu.com resolves to four IP numbers: 2606:4700:3032::ac43:cc25, 2606:4700:3037::6815:2ce1, 104.21.44.225 and 172.67.204.37.

Other host names such as znerg.com, bootyshoot.com, wallet.cryptonex.org, webgamex.cn and arrowtagoc.com share IPs with cursosedu.com.

Name Servers

cursosedu.com is delegated to two name servers: liz.ns.cloudflare.com and weston.ns.cloudflare.com.

cursosedu.com shares the same name server setup as serial-witcher.ru, altarendabr.com, totalfinancas.com, micr.io and modaemake.com.

cursosedu.com at least partially shares name servers with other domains, for instance gabrielyan.ru, 8r3d.com, mobileinkpei.ca, barwells.com and sem.fi.

These name servers are commonly used together with keira.ns.cloudflare.com, josephine.ns.cloudflare.com and edward.ns.cloudflare.com.

Host names with six IP numbers:

liz.ns.cloudflare.com points to 2606:4700:50::adf5:3abd, 2803:f800:50::6ca2:c0bd, 2a06:98c1:50::ac40:20bd, 108.162.192.189, 172.64.32.189 and 173.245.58.189.

weston.ns.cloudflare.com points to 2606:4700:58::a29f:2c8a, 2803:f800:50::6ca2:c38a, 2a06:98c1:50::ac40:238a, 108.162.195.138, 162.159.44.138 and 172.64.35.138.

Mail Servers

Five mail servers handle cursosedu.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

cursosedu.com shares at least partially some mail servers with other domains, including basecampfayetteville.com, ns500768.ns500698.ns500735.ns500736.ns500708.ns500698.ns500708.ns500698.ns500652.ns500652.ns500576.ns500652.tracksymphony.com, idevelop.ro, ns500699.ns500693.ns500734.ns500699.ns500699.ns500693.ns500588.ns500588.ns500588.ns500612.ns500612.ns500588.ns500588.ns500612.ns500588.ns500578.ns500110.dtrkdll.com and ns500759.ns500759.ns500759.ns500735.ns500736.ns500735.ns500735.ns500698.ns500735.ns500576.ns500698.ns500576.ns500576.trackreceptor.com.

these mail servers are often used together with mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

Hostname aspmx.l.google.com points to 2607:f8b0:4004:c06::1a and 142.251.167.26.

Hostname alt1.aspmx.l.google.com points to 2a00:1450:4025:402::1a and 142.250.102.27.

Hostname alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.

Hostname alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26.

Hostname alt4.aspmx.l.google.com points to 2607:f8b0:4003:c4a::1a and 142.251.96.26.