`cerrajerodevalencia.com`

DNSSEC	⚠️ Not signed
A	188.165.148.39^{🇪🇸 OVH188.165.0.0/16 ISP Paris, France}
NS	`dns1.sered.net` ⭐
		A	185.37.231.10^{🇪🇸 ASN-XTUDIONET185.37.231.0/24}
			PTR	`dns1.sered.net`
NS	`dns2.sered.net`
		A	46.175.128.146^{🇪🇸 ASN-XTUDIONET46.175.128.0/24}
			PTR	`dns2.sered.net`
NS	`dns3.sered.net`
		A	193.84.177.223^{🇪🇸 ASN-XTUDIONET193.84.177.0/24}
			PTR	`dns3.sered.net`
NS	`dns4.sered.net`
		A	193.84.177.125^{🇪🇸 ASN-XTUDIONET193.84.177.0/24}
			PTR	`dns4.sered.net`
MX	`mail.cerrajerodevalencia.com` ⭐
		A	188.165.148.39^{🇪🇸 OVH188.165.0.0/16 ISP Paris, France}
TXT	`v=spf1 +a +mx +ip4:141.94.135.80 include:_spf.gestiondeservidor.net ~all`
SOA	`dns1.sered.net`gerencia@agrupacioncerrajera.com 2025-09-25 #2

`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=1775381582

Previously MX for

cerrajerodevalencia.com

Subdomains

mail.cerrajerodevalencia.com

Same first word

cerrajerodevalencia.com

cerrajerodevalencia.net

DNS History

10 records (6 active, 4 former)

●NSdns1.sered.net2026-03-18 → 2026-04-05 · 3 obs

○ 2019-12-23 18:16:28
● 2026-03-18 06:50:10
● 2026-04-05 09:54:20

●NSdns2.sered.net2026-03-18 → 2026-04-05 · 3 obs

○ 2019-12-23 18:16:28
● 2026-03-18 06:50:10
● 2026-04-05 09:54:20

●NSdns3.sered.net2026-03-18 → 2026-04-05 · 3 obs

○ 2019-12-23 18:16:28
● 2026-03-18 06:50:10
● 2026-04-05 09:54:20

●NSdns4.sered.net2026-03-18 → 2026-04-05 · 3 obs

○ 2019-12-23 18:16:28
● 2026-03-18 06:50:10
● 2026-04-05 09:54:20

○NSns5051.webempresa.eu2015-06-20 → 2019-12-23 · 4 obs

● 2015-06-20 04:12:08
● 2019-12-23 18:16:28
○ 2026-03-18 06:50:10
○ 2026-04-05 09:54:20

○NSns5052.webempresa.eu2015-06-20 → 2019-12-23 · 4 obs

● 2015-06-20 04:12:08
● 2019-12-23 18:16:28
○ 2026-03-18 06:50:10
○ 2026-04-05 09:54:20

○MXcerrajerodevalencia.com2015-06-20 → 2019-12-23 · 4 obs

● 2015-06-20 04:12:08
● 2019-12-23 18:16:28
○ 2026-03-18 06:50:10
○ 2026-04-05 09:54:20

●MXmail.cerrajerodevalencia.com2026-03-18 → 2026-04-05 · 3 obs

○ 2019-12-23 18:16:28
● 2026-03-18 06:50:10
● 2026-04-05 09:54:20

○A176.31.149.1032015-06-20 → 2019-12-23 · 4 obs

● 2015-06-20 04:12:08
● 2019-12-23 18:16:28
○ 2026-03-18 06:50:10
○ 2026-04-05 09:54:20

●A188.165.148.392026-03-18 → 2026-04-05 · 3 obs

○ 2019-12-23 18:16:28
● 2026-03-18 06:50:10
● 2026-04-05 09:54:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cerrajerodevalencia.com	dns3.sered.net, dns4.sered.net, dns1.sered.net, dns2.sered.net	-

✅ Authoritative Response

Server:185.37.231.10

NS records: dns3.sered.net, dns4.sered.net, dns1.sered.net, dns2.sered.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cerrajerodevalencia.com (unsigned zone)

⏱️ Timing

Total: 602ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.165.148.39`
NS	4	`dns1.sered.net, dns2.sered.net...`
MX	1	`mail.cerrajerodevalencia.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:141.94.135.80 include`
SOA	1	`dns1.sered.net gerencia.agrupacioncerraj`

Analysis

Hierarchy

cerrajerodevalencia.com is the parent of mail.cerrajerodevalencia.com.

IP Addresses

cerrajerodevalencia.com points to a single IP number: 188.165.148.39.

Other host names, for instance forouniversitarios.com, mail.forouniversitarios.com and mail.cerrajerodevalencia.com share IP numbers with cerrajerodevalencia.com.

Name Servers

cerrajerodevalencia.com is delegated to four name servers: dns1.sered.net, dns2.sered.net, dns3.sered.net and dns4.sered.net.

cerrajerodevalencia.com at least partially shares name servers with other domains, for instance mediosopticos.com, ginecologomedellin.com, cristaleriasarenal.es, lacorriente.es and abahogar.com.

Host names with one IP number:

dns1.sered.net points to 185.37.231.10

dns2.sered.net points to 46.175.128.146

dns3.sered.net points to 193.84.177.223

dns4.sered.net points to 193.84.177.125

Mail Servers

cerrajerodevalencia.com is handled by a single mail server, mail.cerrajerodevalencia.com.

Host name mail.cerrajerodevalencia.com points to IP address 188.165.148.39.

cerrajerodevalencia.com - robtex.com