alumniull.es - robtex.com
alumniull.es
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.19.86.143🇫🇷 OVH162.19.0.0/17 | ||||||
| PTR | host.cpse9.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 | ||||||
| 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.alumniull.es ⭐ | ||||||
| A | 162.19.86.143🇫🇷 OVH162.19.0.0/17 | ||||||
| PTR | host.cpse9.eu | ||||||
| TXT | v=spf1 ip4:162.19.86.143 include:_spf.gestiondeservidor.net ip4:193.84.177.17... | ||||||
| SOA | dns1.sered.netroot@host.cpse9.eu 2026-04-09 #3 | ||||||
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.eshostmaster@nic.es 2026-04-25 #6 | ||||||
Previously MX for
alumniull.es |
Subdomains
mail.alumniull.es |
Same first word
alumniull.es |
DNS History
11 records (6 active, 5 former)
●NSdns1.sered.net2026-02-15 → 2026-04-25 · 3 obs
● 2026-02-15 11:58:48
● 2026-04-25 12:06:28
●NSdns2.sered.net2026-02-15 → 2026-04-25 · 3 obs
● 2026-02-15 11:58:48
● 2026-04-25 12:06:28
●NSdns3.sered.net2026-02-15 → 2026-04-25 · 3 obs
● 2026-02-15 11:58:48
● 2026-04-25 12:06:28
●NSdns4.sered.net2026-02-15 → 2026-04-25 · 3 obs
● 2026-02-15 11:58:48
● 2026-04-25 12:06:28
○NSns1483.websitewelcome.com2015-07-10 → 2019-04-05 · 4 obs
● 2019-04-05 16:06:06
○ 2026-02-15 11:58:48
○ 2026-04-25 12:06:28
○NSns1484.websitewelcome.com2015-07-10 → 2019-04-05 · 4 obs
● 2019-04-05 16:06:06
○ 2026-02-15 11:58:48
○ 2026-04-25 12:06:28
○MXalumniull.es2015-07-10 → 2019-04-05 · 4 obs
● 2019-04-05 16:06:06
○ 2026-02-15 11:58:48
○ 2026-04-25 12:06:28
●MXmail.alumniull.es2026-02-15 → 2026-04-25 · 3 obs
● 2026-02-15 11:58:48
● 2026-04-25 12:06:28
●A162.19.86.1432026-04-10 → 2026-04-25 · 3 obs
● 2026-04-10 04:26:16
● 2026-04-25 12:06:28
○A192.185.173.1652015-07-10 → 2019-04-05 · 4 obs
● 2019-04-05 16:06:06
○ 2026-02-15 11:58:48
○ 2026-04-25 12:06:28
○A193.84.177.1752026-02-15 → 2026-03-27 · 5 obs
● 2026-02-15 11:58:48
● 2026-03-27 18:29:24
○ 2026-04-10 04:26:16
○ 2026-04-25 12:06:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| es | a.nic.es, h.nic.es, g.nic.es, c.nic.es | - |
| alumniull.es | dns2.sered.net, dns4.sered.net, dns1.sered.net, dns3.sered.net | - |
✅ Authoritative Response
Server:185.37.231.10
NS records: dns2.sered.net, dns4.sered.net, dns1.sered.net, dns3.sered.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alumniull.es (unsigned zone)
⏱️ Timing
Total: 847ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 162.19.86.143 |
| NS | 4 | dns1.sered.net, dns2.sered.net... |
| MX | 1 | mail.alumniull.es (pri: 0) |
| TXT | 1 | v=spf1 ip4:162.19.86.143 include:_spf.ge |
| SOA | 1 | dns1.sered.net root.host.cpse9.eu |
Analysis
Hierarchy
The parent of mail.alumniull.es is alumniull.es.
IP Addresses
alumniull.es points to an IP address: 162.19.86.143.
other host names include mail.tecnivet.com, mail.cerrajerosmadrid.group, mail.garelec.com, mail.alumniull.es and mail.tulectura.es; they share IP numbers with alumniull.es.
Name Servers
alumniull.es delegates to four name servers: dns1.sered.net, dns2.sered.net, dns3.sered.net and dns4.sered.net.
alumniull.es at least partially shares name servers with other domains, for instance huplex.com, debelleza.es, hardrockrisingbarcelona.es, comerciocantabria.es and thameschool.es.
These name servers are commonly used alongside dns.sered.net.
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
alumniull.es is handled by a single mail server, mail.alumniull.es.
The host name mail.alumniull.es points to IP 162.19.86.143.