kaderschool.nl - robtex.com
kaderschool.nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:7b8:3:32:213:136:0:188🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | idprof.colo.bit.nl | ||||||
| A | 213.136.0.188🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| NS | nsauth1.bit.nl ⭐ | ||||||
| A | 2001:7b8:3:2c::53🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | nsauth1.bit.nl | ||||||
| A | 213.136.12.51🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| PTR | nsauth1.bit.nl | ||||||
| NS | nsauth2.bit.nl | ||||||
| A | 2001:7b8:3:2d::53🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| PTR | nsauth2.bit.nl | ||||||
| A | 213.136.12.59🇳🇱 NL-BIT213.136.0.0/19 BIT B.V. | ||||||
| PTR | nsauth2.bit.nl | ||||||
| NS | nsauth3.bit.org | ||||||
| A | 2001:1af8:4700:a119:16:0:8517:1588🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb | ||||||
| A | 85.17.15.88🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB | ||||||
| PTR | nsauth3.bit.org | ||||||
| MX | mail.wido.info ⭐ | ||||||
| A | 2001:7b8:63a:1002:213:154:230:102🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands | ||||||
| A | 213.154.230.102🇳🇱 NL-BIT213.154.224.0/19 BIT B.V. | ||||||
| PTR | fbti.abuse.io | ||||||
| TXT | v=spf1 -all | ||||||
| TXT | ID Prof BV (32951) | ||||||
| SOA | nsauth1.bit.nlhostmaster@bit.nl 2019-09-30 #12 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-25 16:30:02 +0000 (EPOCH 1774456202) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-25 #33 | ||||||
Same first word
kaderschool.nl |
Similar names
DNS History
6 records (6 active, 0 former)
●A2001:7b8:3:32:213:136:0:1882017-01-07 → 2026-03-25 · 3 obs
● 2017-01-07 19:03:28
● 2026-03-25 17:36:20
●A213.136.0.1882015-07-08 → 2026-03-25 · 2 obs
● 2026-03-25 17:36:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| kaderschool.nl | nsauth2.bit.nl, nsauth3.bit.org, nsauth1.bit.nl | 4 records |
✅ Authoritative Response
Server:213.136.12.59
NS records: nsauth2.bit.nl, nsauth3.bit.org, nsauth1.bit.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 442ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.136.0.188 |
| AAAA | 1 | 2001:7b8:3:32:213:136:0:188 |
| NS | 3 | nsauth1.bit.nl, nsauth3.bit.org... |
| MX | 1 | mail.wido.info (pri: 100) |
| TXT | 2 | ID Prof BV (32951), v=spf1 -all |
| SOA | 1 | nsauth1.bit.nl hostmaster.bit.nl |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (nsauth2.bit.nl, nsauth1.bit.nl, nsauth2.bit.nl...)
Analysis
IP Addresses
The entity kaderschool.nl points to two IP numbers: 2001:7b8:3:32:213:136:0:188 and 213.136.0.188.
For instance, other host names moesdijk.nl, scheepsbouwers.nl, giorgia.nl, mizuho.nl and hartentwee.nl share IP numbers with kaderschool.nl.
Name Servers
The delegation for kaderschool.nl is handled by three name servers: nsauth1.bit.nl, nsauth2.bit.nl and nsauth3.bit.org.
kaderschool.nl shares name servers with other domains at least partially, for example siewertsen.nl, bizarni.com, taalpagina.nl, boylove.nl and korenbloem.nl.
These name servers are commonly used with the name servers ns1.dnsmanager.nl and ns2.dnsmanager.nl.
Host names with two IPs:
nsauth1.bit.nl points to 2001:7b8:3:2c::53 and 213.136.12.51
nsauth2.bit.nl points to 2001:7b8:3:2d::53 and 213.136.12.59
nsauth3.bit.org points to 2001:1af8:4700:a119:16:0:8517:1588 and 85.17.15.88
Mail Servers
kaderschool.nl is handled by a single mail server, mail.wido.info.
kaderschool.nl shares the same mail server setup as other domains, for instance jupy.nl, bajesklanten.nl, omruilactie.nl, nalin.nl and eural.nl.
mail.wido.info resolves to two IPs: 2001:7b8:63a:1002:213:154:230:102 and 213.154.230.102.