`cabreraformacion.com`

DNSSEC	⚠️ Not signed
A	51.91.18.189^{🇫🇷 OVH51.91.0.0/16}
		PTR	`ns3151207.ip-51-91-18.eu`
NS	`dns1.actiweb.net` ⭐ ⚠️ Not in parent delegation
		A	92.222.209.242^{🇪🇸 OVH92.222.0.0/16}
			PTR	`dns1.actiweb.net`
NS	`dns2.actiweb.net` ⚠️ Not in parent delegation
		A	178.33.119.224^{🇪🇸 OVH178.32.0.0/15 ISP Paris, France}
			PTR	`dns2.actiweb.net`
NS	`dns3.actiweb.net` ⚠️ Not in parent delegation
		A	178.33.117.150^{🇪🇸 OVH178.32.0.0/15 ISP Paris, France}
			PTR	`dns3.actiweb.net`
NS	`dns4.actiweb.net` ⚠️ Not in parent delegation
		A	217.182.28.237^{🇪🇸 OVH217.182.0.0/16}
			PTR	`dns4.actiweb.net`
NS	`nsa1.sered.net` ⚠️ Not in zone NS records
		A	92.222.209.242^{🇪🇸 OVH92.222.0.0/16}
			PTR	`dns1.actiweb.net`
NS	`nsa2.sered.net` ⚠️ Not in zone NS records
		A	178.33.119.224^{🇪🇸 OVH178.32.0.0/15 ISP Paris, France}
			PTR	`dns2.actiweb.net`
MX	`mail.cabreraformacion.com` ⭐
		A	51.91.18.189^{🇫🇷 OVH51.91.0.0/16}
			PTR	`ns3151207.ip-51-91-18.eu`
MX	`mxbackup.sered.net`⁽¹⁰⁰⁾
TXT	`v=spf1 ip4:51.91.18.189 include:_spf.gestiondeservidor.net include:gestiondes...`
SOA	`dns1.actiweb.net`soporte@sered.cloud 2026-04-28 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778782471

Subdomains

mail.cabreraformacion.com

Same first word

cabreraformacion.com

DNS History

10 records (9 active, 1 former)

●NSdns1.actiweb.net2026-04-07 → 2026-05-14 · 3 obs

○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●NSdns2.actiweb.net2026-04-07 → 2026-05-14 · 3 obs

○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●NSdns3.actiweb.net2026-04-07 → 2026-05-14 · 3 obs

○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●NSdns4.actiweb.net2026-04-07 → 2026-05-14 · 3 obs

○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●NSnsa1.sered.net2015-07-26 → 2026-05-14 · 5 obs

● 2015-07-26 06:40:14
● 2016-12-21 15:32:02
○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●NSnsa2.sered.net2015-07-26 → 2026-05-14 · 5 obs

● 2015-07-26 06:40:14
● 2016-12-21 15:32:02
○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●MXmail.cabreraformacion.com2015-07-26 → 2026-05-14 · 5 obs

● 2015-07-26 06:40:14
● 2016-12-21 15:32:02
○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

●MXmxbackup.sered.net2015-11-17 → 2026-05-14 · 6 obs

○ 2015-07-26 06:40:14
● 2015-11-17 09:39:00
● 2016-12-21 15:32:02
○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

○A188.165.197.1062015-07-26 → 2016-12-21 · 4 obs

● 2015-07-26 06:40:14
● 2016-12-21 15:32:02
○ 2017-12-02 22:04:06
○ 2026-05-14 18:28:40

●A51.91.18.1892026-04-07 → 2026-05-14 · 3 obs

○ 2017-12-02 22:04:06
● 2026-04-07 02:17:46
● 2026-05-14 18:28:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net...	-
cabreraformacion.com	nsa1.sered.net, nsa2.sered.net	-

✅ Authoritative Response

Server:178.33.119.224

NS records: nsa1.sered.net, nsa2.sered.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cabreraformacion.com (unsigned zone)

⏱️ Timing

Total: 3840ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`51.91.18.189`
NS	4	`dns3.actiweb.net, dns2.actiweb.net...`
MX	2	`mxbackup.sered.net (pri: 100), mail.cabreraformacion.com (pri: 0)`
TXT	1	`v=spf1 ip4:51.91.18.189 include:_spf.ges`
SOA	1	`dns1.actiweb.net soporte.sered.cloud`

Analysis

Hierarchy

The parent of mail.cabreraformacion.com is cabreraformacion.com.

IP Addresses

cabreraformacion.com points to a single IP address: 51.91.18.189.

Other host names such as mail.cabreraformacion.com, coydecor.com, abogadotorrent.com, puertasrobi.com and almuco.com share IPs with cabreraformacion.com.

Name Servers

cabreraformacion.com is delegated to six name servers: dns1.actiweb.net, dns2.actiweb.net, dns3.actiweb.net, dns4.actiweb.net, nsa1.sered.net and nsa2.sered.net.

cabreraformacion.com at least partially shares name servers with other domains, for example actiweb.net, abogadotorrent.es, coydecor.com, abogadotorrent.com and puertasrobi.com.

These name servers are often used together with dns2.actiweb.es and dns1.actiweb.es.

Host names with a single IP number

Host name dns1.actiweb.net points to 92.222.209.242.

Host name dns2.actiweb.net points to 178.33.119.224.

Host name dns3.actiweb.net points to 178.33.117.150.

Host name dns4.actiweb.net points to 217.182.28.237.

Host name nsa1.sered.net points to 92.222.209.242.

Host name nsa2.sered.net points to 178.33.119.224.

Host names pointing to 92.222.209.242: dns1.actiweb.net and nsa1.sered.net.

Host names pointing to 178.33.119.224: dns2.actiweb.net and nsa2.sered.net.

Mail Servers

Two mail servers handle cabreraformacion.com: mail.cabreraformacion.com and mxbackup.sered.net.

cabreraformacion.com shares at least partially some mail servers with other domains, for instance birdigan.com, birdigan.es, neybe.com, infinitydancestudio.es and pequelandialeon.com.

these mail servers are commonly used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, mail.neybe.com, mail.infinitydancestudio.es, mail.pequelandialeon.com and mail.karsa.es.

Single-IP host names: mail.cabreraformacion.com points to 51.91.18.189.

cabreraformacion.com - robtex.com