a-security.nl - robtex.com
a-security.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.18.160.89🇳🇱 NL-CAVEO81.18.160.0/20 Caveo Internet BV | ||||||
| PTR | neptune.caveo.nl | ||||||
| NS | ns1.caveo.nl ⭐ | ||||||
| A | 81.18.160.2🇳🇱 NL-CAVEO81.18.160.0/20 Caveo Internet BV | ||||||
| PTR | ns1.caveo.nl | ||||||
| NS | ns2.caveo.nl | ||||||
| A | 2001:1aa8:2:161::2🇳🇱 NL-CAVEO2001:1aa8::/32 Caveo Internet BV - IPV6 | ||||||
| PTR | ns2.caveo.nl | ||||||
| A | 81.18.161.2🇳🇱 NL-CAVEO81.18.160.0/20 Caveo Internet BV | ||||||
| PTR | ns2.caveo.nl | ||||||
| NS | ns3.caveo.nl | ||||||
| A | 2a01:7c8:aaaa:164:5054:ff:fec8:3d37🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network | ||||||
| A | 141.138.139.110🇳🇱 TRANSIP-AS141.138.136.0/21 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | ns3.caveo.nl | ||||||
| MX | mail.a-security.nl ⭐ | ||||||
| A | 81.18.160.90🇳🇱 NL-CAVEO81.18.160.0/20 Caveo Internet BV | ||||||
| PTR | saturn.caveo.nl | ||||||
| TXT | v=spf1 a mx a:webmail.caveo.nl a:mail.a-security.nl ~all | ||||||
| SOA | ns1.caveo.nlhostmaster@caveo.nl 2016-12-27 #9 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-28 02:30:02 +0000 (EPOCH 1774665002) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-28 #5 | ||||||
Subdomains
mail.a-security.nl |
Same first word
a-security.de |
a-security.nl |
DNS History
7 records (5 active, 2 former)
●MXmail.a-security.nl2017-03-16 → 2026-03-28 · 2 obs
● 2026-03-28 03:42:58
○MXmx2.caveo.nl2017-03-16 → 2020-01-30 · 4 obs
● 2020-01-30 02:45:04
○ 2026-03-08 07:41:20
○ 2026-03-28 03:42:58
●A81.18.160.892020-01-30 → 2026-03-28 · 3 obs
● 2020-01-30 02:45:04
● 2026-03-28 03:42:58
○A81.18.160.942017-03-16 → 2017-03-16 · 3 obs
○ 2020-01-30 02:45:04
○ 2026-03-28 03:42:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| a-security.nl | ns1.caveo.nl, ns2.caveo.nl, ns3.caveo.nl | 5 records |
✅ Authoritative Response
Server:81.18.161.2
NS records: ns1.caveo.nl, ns2.caveo.nl, ns3.caveo.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a-security.nl (unsigned zone)
⏱️ Timing
Total: 350ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.18.160.89 |
| NS | 3 | ns2.caveo.nl, ns3.caveo.nl... |
| MX | 1 | mail.a-security.nl (pri: 10) |
| TXT | 1 | v=spf1 a mx a:webmail.caveo.nl a:mail.a- |
| SOA | 1 | ns1.caveo.nl hostmaster.caveo.nl |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns1.caveo.nl, ns2.caveo.nl, ns2.caveo.nl...)
Analysis
Hierarchy
a-security.nl is the parent of mail.a-security.nl.
IP Addresses
a-security.nl points to IP number 81.18.160.89.
For instance, other host names canadavakantie.nl, tropicana.nl, neptune.caveo.nl, straatnaam.nl and topblinds.nl share IP numbers with a-security.nl.
Name Servers
The delegation for a-security.nl is handled by three name servers: ns1.caveo.nl, ns2.caveo.nl and ns3.caveo.nl.
a-security.nl shares name servers with other domains at least partially, for example nextlevelyou.nl, nieuwsgroep.net, rigeshop.com, burik.eu and hardstyle.eu.
Host names with two IPs:
Host name ns2.caveo.nl points to 2001:1aa8:2:161::2 and 81.18.161.2.
Host name ns3.caveo.nl points to 2a01:7c8:aaaa:164:5054:ff:fec8:3d37 and 141.138.139.110.
Host names with one IP:
Host name ns1.caveo.nl points to 81.18.160.2.
Mail Servers
a-security.nl is handled by a single mail server, mail.a-security.nl.
mail.a-security.nl points to a single IP: 81.18.160.90.