curso-gratis.com - robtex.com

curso-gratis.com

DNSSEC⚠️ Not signed
A86.109.171.35🇪🇸 ABANSYS_AND_HOSTYTEC-AS86.109.171.0/24 ABANSYS AND HOSTYTEC route object
NSservidor.dnsprimario.com ⭐
A86.109.170.211🇪🇸 ABANSYS_AND_HOSTYTEC-AS86.109.170.0/24 ABANSYS AND HOSTYTEC route object
PTRservidor.dnsprimario.com
NSns1.curso-gratis.com
A86.109.170.211🇪🇸 ABANSYS_AND_HOSTYTEC-AS86.109.170.0/24 ABANSYS AND HOSTYTEC route object
PTRservidor.dnsprimario.com
NSns2.curso-gratis.com
A92.222.190.178🇫🇷 OVH92.222.0.0/16
PTRs01.31avenue.com
MXmail.curso-gratis.com ⭐
A86.109.170.104🇪🇸 ABANSYS_AND_HOSTYTEC-AS86.109.170.0/24 ABANSYS AND HOSTYTEC route object
PTRcloud08.dnsprimario.com
TXTv=spf1 ip4:86.109.170.0/24 ip4:86.109.171.0/24 -all
SOAservidor.dnsprimario.comadmin@dnsprimario.com 2026-03-18 #1

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=1771291435

Subdomains

ns1.curso-gratis.com
ns2.curso-gratis.com
mail.curso-gratis.com

Same first word

curso-gratis.com
curso-gratis.es

Similar names

cross-guitar.com

DNS History

13 records (5 active, 8 former)

20162017201820192020202120222023202420252026NSns1.curso-gratis.comns2.curso-gratis.comservidor.dnsprimario.comcfcom1.servidoresdominios.comcfcom2.servidoresdominios.comns1.grupoloading.comns2.grupoloading.comns3.grupoloading.comMXmail.curso-gratis.comA86.109.171.35185.50.45.1112a01:71c1:4:d0a7::ffff91.146.98.119
○NScfcom1.servidoresdominios.com2019-04-13 → 2019-04-13 · 4 obs
○ 2017-02-11 21:59:24
● 2019-04-13 02:16:38
○ 2026-02-15 15:38:28
○ 2026-03-24 04:34:40
○NScfcom2.servidoresdominios.com2019-04-13 → 2019-04-13 · 4 obs
○ 2017-02-11 21:59:24
● 2019-04-13 02:16:38
○ 2026-02-15 15:38:28
○ 2026-03-24 04:34:40
●NSns1.curso-gratis.com2026-02-15 → 2026-03-24 · 3 obs
○ 2019-04-13 02:16:38
● 2026-02-15 15:38:28
● 2026-03-24 04:34:40
○NSns1.grupoloading.com2015-07-21 → 2017-02-11 · 4 obs
● 2015-07-21 04:13:30
● 2017-02-11 21:59:24
○ 2019-04-13 02:16:38
○ 2026-03-24 04:34:40
●NSns2.curso-gratis.com2026-02-15 → 2026-03-24 · 3 obs
○ 2019-04-13 02:16:38
● 2026-02-15 15:38:28
● 2026-03-24 04:34:40
○NSns2.grupoloading.com2015-07-21 → 2017-02-11 · 4 obs
● 2015-07-21 04:13:30
● 2017-02-11 21:59:24
○ 2019-04-13 02:16:38
○ 2026-03-24 04:34:40
○NSns3.grupoloading.com2015-07-21 → 2017-02-11 · 4 obs
● 2015-07-21 04:13:30
● 2017-02-11 21:59:24
○ 2019-04-13 02:16:38
○ 2026-03-24 04:34:40
●NSservidor.dnsprimario.com2026-02-15 → 2026-03-24 · 3 obs
○ 2019-04-13 02:16:38
● 2026-02-15 15:38:28
● 2026-03-24 04:34:40
●MXmail.curso-gratis.com2015-07-21 → 2026-03-24 · 2 obs
● 2015-07-21 04:13:30
● 2026-03-24 04:34:40
○A185.50.45.1112019-04-13 → 2019-04-13 · 4 obs
○ 2017-02-11 21:59:24
● 2019-04-13 02:16:38
○ 2026-02-15 15:38:28
○ 2026-03-24 04:34:40
○A2a01:71c1:4:d0a7::ffff2019-04-13 → 2019-04-13 · 4 obs
○ 2017-02-11 21:59:24
● 2019-04-13 02:16:38
○ 2026-02-15 15:38:28
○ 2026-03-24 04:34:40
●A86.109.171.352026-02-15 → 2026-03-24 · 3 obs
○ 2019-04-13 02:16:38
● 2026-02-15 15:38:28
● 2026-03-24 04:34:40
○A91.146.98.1192015-07-21 → 2017-02-11 · 4 obs
● 2015-07-21 04:13:30
● 2017-02-11 21:59:24
○ 2019-04-13 02:16:38
○ 2026-03-24 04:34:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
curso-gratis.comns1.curso-gratis.com, ns2.curso-gratis.com2 records

✅ Authoritative Response

Server:86.109.170.211

NS records: ns1.curso-gratis.com, ns2.curso-gratis.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for curso-gratis.com (unsigned zone)

⏱️ Timing

Total: 258ms | Queries: -

📄 Records

TypeCountSample Data
A186.109.171.35
NS2ns2.curso-gratis.com, ns1.curso-gratis.com
MX1mail.curso-gratis.com (pri: 10)
TXT1v=spf1 ip4:86.109.170.0/24 ip4:86.109.17
SOA1servidor.dnsprimario.com admin.dnsprimar

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns1.curso-gratis.com, ns2.curso-gratis.com)

Analysis

Hierarchy

curso-gratis.com is parent of ns1.curso-gratis.com, ns2.curso-gratis.com and mail.curso-gratis.com.

IP Addresses

curso-gratis.com points to a single IP: 86.109.171.35.

Other host names, for instance cursofacil.es, lanaveformacion.com and contrato-formacion.com share IP numbers with curso-gratis.com.

Name Servers

curso-gratis.com is delegated to three name servers: ns1.curso-gratis.com, ns2.curso-gratis.com and servidor.dnsprimario.com.

curso-gratis.com at least partially shares its name servers with other domains, for instance sherpacapital.es, confremar.es, novarea.com, decoracionjomaluz.com and beatrizmillan.com.

these name servers are commonly used with the name servers servidor.dnssecundario.com, ns1.presenciaeninternet.com, ns2.presenciaeninternet.com, ns1.andromat.net, ns2.andromat.net and servidor.dnsecundario.com.

Host names sharing a single IP address:

Host name ns1.curso-gratis.com points to 86.109.170.211.

Host name ns2.curso-gratis.com points to 92.222.190.178.

Host name servidor.dnsprimario.com points to 86.109.170.211.

Host names sharing 86.109.170.211: ns1.curso-gratis.com and servidor.dnsprimario.com.

Mail Servers

curso-gratis.com is served by a single mail server, mail.curso-gratis.com.

mail.curso-gratis.com points to IP number 86.109.170.104.