`alfasantander.es`

DNSSEC	⚠️ Not signed
A	185.37.231.211^{🇪🇸 ASN-XTUDIONET185.37.231.0/24}
		PTR	`host.cpse54.eu`
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` ⚠️ Not in parent delegation
		A	193.84.177.223^{🇪🇸 ASN-XTUDIONET193.84.177.0/24}
			PTR	`dns3.sered.net`
NS	`dns4.sered.net` ⚠️ Not in parent delegation
		A	193.84.177.125^{🇪🇸 ASN-XTUDIONET193.84.177.0/24}
			PTR	`dns4.sered.net`
MX	`mail.alfasantander.es` ⭐
		A	185.37.231.211^{🇪🇸 ASN-XTUDIONET185.37.231.0/24}
			PTR	`host.cpse54.eu`
TXT	`v=spf1 ip4:185.37.231.211 include:_spf.gestiondeservidor.net ip4:193.84.177.2...`
TXT	`google-site-verification=jMvEmt_amwWj-Fp1xhnSlkXOYFFFL_jZIocPUe18Ojo`
SOA	`dns1.sered.net`alertas@sered.cloud 2026-01-30 #1

`es`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns1.nic.es` ⭐
	NS	`a.nic.es`
	NS	`c.nic.es`
	NS	`g.nic.es`
	NS	`h.nic.es`
	SOA	`ns1.nic.es`hostmaster@nic.es 2026-03-26 #8

Subdomains

mail.alfasantander.es

Same first word

alfasantander.es

DNS History

10 records (6 active, 4 former)

●NSdns1.sered.net2026-02-25 → 2026-03-26 · 3 obs

○ 2017-11-11 15:36:32
● 2026-02-25 15:03:36
● 2026-03-26 14:46:54

●NSdns2.sered.net2026-02-25 → 2026-03-26 · 3 obs

○ 2017-11-11 15:36:32
● 2026-02-25 15:03:36
● 2026-03-26 14:46:54

●NSdns3.sered.net2026-02-25 → 2026-03-26 · 3 obs

○ 2017-11-11 15:36:32
● 2026-02-25 15:03:36
● 2026-03-26 14:46:54

●NSdns4.sered.net2026-02-25 → 2026-03-26 · 3 obs

○ 2017-11-11 15:36:32
● 2026-02-25 15:03:36
● 2026-03-26 14:46:54

○NSns1.losdns.net2017-11-11 → 2017-11-11 · 3 obs

● 2017-11-11 15:36:32
○ 2026-02-25 15:03:36
○ 2026-03-26 14:46:54

○NSns2.losdns.net2017-11-11 → 2017-11-11 · 3 obs

● 2017-11-11 15:36:32
○ 2026-02-25 15:03:36
○ 2026-03-26 14:46:54

○NSns3.losdns.net2017-11-11 → 2017-11-11 · 3 obs

● 2017-11-11 15:36:32
○ 2026-02-25 15:03:36
○ 2026-03-26 14:46:54

●MXmail.alfasantander.es2017-11-11 → 2026-03-26 · 2 obs

● 2017-11-11 15:36:32
● 2026-03-26 14:46:54

○A149.62.173.1272017-11-11 → 2017-11-11 · 3 obs

● 2017-11-11 15:36:32
○ 2026-02-25 15:03:36
○ 2026-03-26 14:46:54

●A185.37.231.2112026-02-25 → 2026-03-26 · 3 obs

○ 2017-11-11 15:36:32
● 2026-02-25 15:03:36
● 2026-03-26 14:46:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
es	a.nic.es, c.nic.es, g.nic.es, h.nic.es	-
alfasantander.es	dns1.sered.net, dns2.sered.net	-

✅ Authoritative Response

Server:185.37.231.10

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alfasantander.es (unsigned zone)

⏱️ Timing

Total: 998ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.37.231.211`
NS	4	`dns3.sered.net, dns1.sered.net...`
MX	1	`mail.alfasantander.es (pri: 0)`
TXT	2	`v=spf1 ip4:185.37.231.211 include:_spf.g, google-site-verification=jMvEmt_amwWj-Fp`
SOA	1	`dns1.sered.net alertas.sered.cloud`

Analysis

Hierarchy

mail.alfasantander.es has alfasantander.es as its parent.

IP Addresses

alfasantander.es maps to IP address 185.37.231.211.

Other host names, for instance klarwelt.com, hannahjudah.com, goan.es, ramsys.es and mail.cdnogueiras.com share IP numbers with alfasantander.es.

Name Servers

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

alfasantander.es at least partially shares name servers with other domains such as torreauto.com, el(0x736578)o(0x616e616c).com, pandata.qa, tupergola.es and larutadelatun.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

alfasantander.es is handled by a single mail server, mail.alfasantander.es.

mail.alfasantander.es points to one IP number: 185.37.231.211.

alfasantander.es - robtex.com