brainandeducationlab.nl - robtex.com
brainandeducationlab.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 132.229.92.35🇳🇱 SURFNET-NL132.229.0.0/16 RUL-NL | ||||||
| NS | arachne.leidenuniv.nl ⭐ | ||||||
| A | 172.22.101.10UNSPECIFIED160.0.0.0/3 | ||||||
| NS | ns1.surfnet.nl | ||||||
| A | 2001:610:1:800a:192:87:106:101🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns1.surfnet.nl | ||||||
| A | 192.87.106.101🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns1.surfnet.nl | ||||||
| NS | ns2.surfnet.nl | ||||||
| A | 2001:610:3:200a:192:87:36:2🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns2.surfnet.nl | ||||||
| A | 192.87.36.2🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns2.surfnet.nl | ||||||
| NS | ns3.surfnet.nl | ||||||
| A | 2001:610:0:800c:195:169:124:71🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns3.surfnet.nl | ||||||
| A | 195.169.124.71🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI | ||||||
| SOA | arachne.leidenuniv.nlpostmaster@leidenuniv.nl serial=2009 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-27 23:30:02 +0000 (EPOCH 1774654202) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-27 #47 | ||||||
PTR for
Same first word
brainandeducationlab.nl |
DNS History
5 records (5 active, 0 former)
●NSarachne.leidenuniv.nl2026-03-21 → 2026-03-28 · 2 obs
● 2026-03-28 00:36:52
●NSns1.surfnet.nl2026-03-21 → 2026-03-28 · 2 obs
● 2026-03-28 00:36:52
●NSns2.surfnet.nl2026-03-21 → 2026-03-28 · 2 obs
● 2026-03-28 00:36:52
●NSns3.surfnet.nl2026-03-21 → 2026-03-28 · 2 obs
● 2026-03-28 00:36:52
●A132.229.92.352026-03-21 → 2026-03-28 · 2 obs
● 2026-03-28 00:36:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| brainandeducationlab.nl | ns2.surfnet.nl, ns1.surfnet.nl, ns3.surfnet.nl | 6 records |
✅ Authoritative Response
Server:192.87.36.2
NS records: ns2.surfnet.nl, ns1.surfnet.nl, ns3.surfnet.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 384ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 132.229.92.35 |
| NS | 3 | ns3.surfnet.nl, ns1.surfnet.nl... |
| SOA | 1 | arachne.leidenuniv.nl postmaster.leidenu |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns3.surfnet.nl, ns2.surfnet.nl, ns1.surfnet.nl...)
Analysis
IP Addresses
brainandeducationlab.nl points to a single IP: 132.229.92.35.
Other host names, for instance childrensrightsobservatory.nl, pre-universitycollege.nl, nesanthropology.nl, expeditiebinnenwereld.nl and nvic.leidenuniv.nl share IP numbers with brainandeducationlab.nl.
Name Servers
brainandeducationlab.nl is delegated to four name servers: arachne.leidenuniv.nl, ns1.surfnet.nl, ns2.surfnet.nl and ns3.surfnet.nl.
brainandeducationlab.nl at least partially shares its name servers with other domains, for instance kun.nl, client.eduvpn.nl, reumanet.nl, watziterintabak.nl and dutchlearninglab.nl.
These name servers are commonly used together with ns1.zurich.surf.net, ns6.eur.nl, ns3.ru.nl, ns4.ru.nl, ns-ext-01.wur.nl, ns2.maastrichtuniversity.eu, gm.maastrichtuniversity.nl and ns1.maastrichtuniversity.nl.
Two IPs per host:
ns1.surfnet.nl points to 2001:610:1:800a:192:87:106:101 and 192.87.106.101.
ns2.surfnet.nl points to 2001:610:3:200a:192:87:36:2 and 192.87.36.2.
ns3.surfnet.nl points to 2001:610:0:800c:195:169:124:71 and 195.169.124.71.
One IP per host:
arachne.leidenuniv.nl points to 172.22.101.10.