aula21.net - robtex.com
aula21.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 134.0.15.164🇪🇸 CDmon134.0.8.0/21 10dencehispahard, S.L. | ||||||
| PTR | vxhcl-04.srv.cat | ||||||
| NS | ns1.cdmon.net ⭐ | ||||||
| A | 35.189.106.232🇬🇧 Google35.189.96.0/20 | ||||||
| PTR | ns1.cdmon.net | ||||||
| NS | ns2.cdmon.net | ||||||
| A | 35.195.57.29🇧🇪 Google35.195.48.0/20 | ||||||
| PTR | 29.57.195.35.bc.googleusercontent.com | ||||||
| NS | ns3.cdmon.net | ||||||
| A | 35.157.47.125🇩🇪 Amazon35.156.0.0/14 EC2 FRA prefix | ||||||
| PTR | ns3.cdmon.net | ||||||
| NS | ns4.cdmondns-01.org | ||||||
| A | 52.58.66.183🇩🇪 Amazon52.58.0.0/15 EC2 FRA Prefix | ||||||
| PTR | ns4.cdmondns-01.org | ||||||
| NS | ns5.cdmondns-01.com | ||||||
| A | 52.59.146.62🇩🇪 Amazon52.58.0.0/15 EC2 FRA Prefix | ||||||
| PTR | ns5.cdmondns-01.com | ||||||
| MX | mail.aula21.net ⭐ | ||||||
| A | 134.0.12.117🇪🇸 CDmon134.0.8.0/21 10dencehispahard, S.L. | ||||||
| PTR | vxmac-05.srv.cat | ||||||
| TXT | z3gifeWWPB_c8rH5CTmvi5fnASKYJb-mLHdqsJoFMVM | ||||||
| TXT | GCzUrtHSh0KYub2bCW7ZWx8_sXyIw_dEoSyrbUZT9FU | ||||||
| TXT | cvoEq8tgwd9p889c-GoPlvdlcE2NhGOiMiKLC3fg7zA | ||||||
| TXT | v=spf1 include:_spf.srv.cat ~all | ||||||
| SOA | ns1.cdmon.nethostmaster@aula21.net serial=1 | ||||||
net
| 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.netnstld@verisign-grs.com serial=1776643592 | ||||||
rank #9145 in the tld
WOT: UNKNOWN (68/100)
Subdomains
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSns4.cdmondns-01.org2026-03-07 → 2026-04-20 · 3 obs
● 2026-03-07 07:23:02
● 2026-04-20 00:21:54
●NSns5.cdmondns-01.com2026-03-07 → 2026-04-20 · 3 obs
● 2026-03-07 07:23:02
● 2026-04-20 00:21:54
●MXmail.aula21.net2015-06-22 → 2026-04-20 · 2 obs
● 2026-04-20 00:21:54
○A134.0.11.332015-06-22 → 2017-03-19 · 4 obs
● 2017-03-19 01:56:02
○ 2026-03-07 07:23:02
○ 2026-04-20 00:21:54
●A134.0.15.1642026-03-07 → 2026-04-20 · 3 obs
● 2026-03-07 07:23:02
● 2026-04-20 00:21:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| aula21.net | ns1.cdmon.net, ns2.cdmon.net, ns3.cdmon.net, ns5.cdmondns-01.com... | 3 records |
✅ Authoritative Response
Server:35.189.106.232
NS records: ns1.cdmon.net, ns2.cdmon.net, ns3.cdmon.net, ns5.cdmondns-01.com, ns4.cdmondns-01.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aula21.net (unsigned zone)
⏱️ Timing
Total: 538ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 134.0.15.164 |
| NS | 5 | ns4.cdmondns-01.org, ns5.cdmondns-01.com... |
| MX | 1 | mail.aula21.net (pri: 10) |
| TXT | 4 | v=spf1 include:_spf.srv.cat ~all, z3gifeWWPB_c8rH5CTmvi5fnASKYJb-mLHdqsJoF... |
| SOA | 1 | ns1.cdmon.net hostmaster.aula21.net |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.cdmon.net, ns2.cdmon.net, ns3.cdmon.net)
Analysis
Hierarchy
aula21.net is parent of www.aula21.net and mail.aula21.net.
IP Addresses
aula21.net points to a single IP number: 134.0.15.164.
other host names for instance geb.cat, ceciliamartin.net, vxhcl-04.srv.cat, ellomoferoz.com and www.aula21.net share IP numbers with aula21.net.
Name Servers
aula21.net is delegated to five name servers: ns5.cdmondns-01.com, ns1.cdmon.net, ns2.cdmon.net, ns3.cdmon.net and ns4.cdmondns-01.org.
aula21.net at least partially shares name servers with other domains, for instance gruponedax.com, alteramail.cl, aeris.es, amarina.org and artifesa.com.
Host names with one IP number:
ns5.cdmondns-01.com points to: 52.59.146.62
ns1.cdmon.net points to: 35.189.106.232
ns2.cdmon.net points to: 35.195.57.29
ns3.cdmon.net points to: 35.157.47.125
ns4.cdmondns-01.org points to: 52.58.66.183
Mail Servers
aula21.net is handled by a single mail server, mail.aula21.net.
Host name mail.aula21.net points to IP address 134.0.12.117.