`opticasblasco.com`

DNSSEC	⚠️ Not signed
A	217.116.5.231^{🇪🇸 acens_AS217.116.0.0/21}
		PTR	`217-116-5-231.redes.acens.net`
NS	`ns10.servicio-online.net` ⭐
		A	217.116.0.192^{🇪🇸 acens_AS217.116.0.0/24}
			PTR	`ns3.acens.net`
NS	`ns11.servicio-online.net`
		A	217.116.0.149^{🇪🇸 acens_AS217.116.0.0/24}
			PTR	`ns4.acens.net`
NS	`ns12.servicio-online.net`
		A	217.116.15.172^{🇪🇸 acens_AS217.116.15.0/24}
			PTR	`ns7.acens.net`
MX	`mx.opticasblasco.com` ⭐
		A	217.116.0.227^{🇪🇸 acens_AS217.116.0.0/24}
			PTR	`relaysin.dominioabsoluto.net`
TXT	`v=spf1 redirect=spf.dominioabsoluto.net`
SOA	`ns10.servicio-online.net`hostmaster@ns10.servicio-online.net serial=1776055064

`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=1776054897

Subdomains

mx.opticasblasco.com

Same first word

opticasblasco.com

DNS History

10 records (5 active, 5 former)

●NSns10.servicio-online.net2026-04-13 → 2026-04-13 · 3 obs

○ 2017-04-09 00:33:42
● 2026-04-13 04:37:44
● 2026-04-13 04:38:24

●NSns11.servicio-online.net2026-04-13 → 2026-04-13 · 3 obs

○ 2017-04-09 00:33:42
● 2026-04-13 04:37:44
● 2026-04-13 04:38:24

●NSns12.servicio-online.net2026-04-13 → 2026-04-13 · 3 obs

○ 2017-04-09 00:33:42
● 2026-04-13 04:37:44
● 2026-04-13 04:38:24

○NSns2.dondominio.com2015-06-12 → 2017-04-09 · 4 obs

● 2015-06-12 06:42:10
● 2017-04-09 00:33:42
○ 2026-04-13 04:37:44
○ 2026-04-13 04:38:24

○NSns4.dondominio.com2015-06-12 → 2017-04-09 · 4 obs

● 2015-06-12 06:42:10
● 2017-04-09 00:33:42
○ 2026-04-13 04:37:44
○ 2026-04-13 04:38:24

○MXcorreo.opticasblasco.com2015-06-12 → 2017-04-09 · 4 obs

● 2015-06-12 06:42:10
● 2017-04-09 00:33:42
○ 2026-04-13 04:37:44
○ 2026-04-13 04:38:24

●MXmx.opticasblasco.com2026-04-13 → 2026-04-13 · 3 obs

○ 2017-04-09 00:33:42
● 2026-04-13 04:37:44
● 2026-04-13 04:38:24

●A217.116.5.2312026-04-13 → 2026-04-13 · 3 obs

○ 2017-04-09 00:33:42
● 2026-04-13 04:37:44
● 2026-04-13 04:38:24

○A37.152.88.182015-06-12 → 2016-08-11 · 4 obs

● 2015-06-12 06:42:10
● 2016-08-11 13:13:26
○ 2017-04-09 00:33:42
○ 2026-04-13 04:38:24

○A37.152.88.542017-04-09 → 2017-04-09 · 4 obs

○ 2016-08-11 13:13:26
● 2017-04-09 00:33:42
○ 2026-04-13 04:37:44
○ 2026-04-13 04:38:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
opticasblasco.com	ns10.servicio-online.net, ns11.servicio-online.net, ns12.servicio-online.net	-

✅ Authoritative Response

Server:217.116.0.149

NS records: ns10.servicio-online.net, ns11.servicio-online.net, ns12.servicio-online.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opticasblasco.com (unsigned zone)

⏱️ Timing

Total: 957ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.116.5.231`
NS	3	`ns12.servicio-online.net, ns10.servicio-online.net...`
MX	1	`mx.opticasblasco.com (pri: 10)`
TXT	1	`v=spf1 redirect=spf.dominioabsoluto.net`
SOA	1	`ns10.servicio-online.net hostmaster.ns10`

Analysis

Hierarchy

opticasblasco.com is parent of mx.opticasblasco.com.

IP Addresses

opticasblasco.com points to a single IP: 217.116.5.231.

Other host names, for instance cevhc.es, asistencialgeriatrica.es, achepro.com, gyragendas.com and smolvera.com share IP numbers with opticasblasco.com.

Name Servers

opticasblasco.com is delegated to three name servers: ns10.servicio-online.net, ns11.servicio-online.net and ns12.servicio-online.net.

opticasblasco.com at least partially shares its name servers with other domains, for instance ferrallas.com, romisport.es, biometal.es, neumasur.es and baqueiraski.net.

these name servers are commonly used with the name servers ns1.dominioabsoluto.com, ns2.dominioabsoluto.com, ns3.acens.net, ns4.acens.net and ns7.acens.net.

Host names with one IP number:

ns10.servicio-online.net points to: 217.116.0.192.

ns11.servicio-online.net points to: 217.116.0.149.

ns12.servicio-online.net points to: 217.116.15.172.

Mail Servers

opticasblasco.com is served by a single mail server, mx.opticasblasco.com.

mx.opticasblasco.com points to IP number 217.116.0.227.

opticasblasco.com - robtex.com