oefentoets.nl - robtex.com
oefentoets.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a06:2ec0:1::136🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | web0136.zxcs.nl | ||||||
| A | 185.104.29.108🇳🇱 AS-ZXCS185.104.29.0/24 | ||||||
| NS | ns.zxcs.nl ⭐ | ||||||
| A | 2a06:2ec0:1::10🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| A | 185.104.28.19🇳🇱 AS-ZXCS185.104.28.0/24 | ||||||
| PTR | ns1.zxcs.nl | ||||||
| NS | ns.zxcs.be | ||||||
| A | 2a03:b0c0:3:d0::116:2001🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| A | 46.101.179.64🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean | ||||||
| PTR | ns2.zxcs.nl | ||||||
| NS | ns.zxcs.eu | ||||||
| A | 2a03:b0c0:2:d0::57:1001🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| A | 178.62.208.8🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean | ||||||
| PTR | ns3.zxcs.nl | ||||||
| MX | spamrelay.zxcs.nl ⭐ | ||||||
| A | 2a06:2ec0:1::ffec🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | spamrelay.zxcs.nl | ||||||
| A | 185.104.28.12🇳🇱 AS-ZXCS185.104.28.0/24 | ||||||
| PTR | spamrelay.zxcs.nl | ||||||
| TXT | v=spf1 a mx ip4:185.104.29.108 ip6:2a06:2ec0:1:0:0:0:0:136 include:filter-out... | ||||||
| SOA | ns.zxcs.nlhostmaster@oefentoets.nl 2026-02-19 #3 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-24 13:30:01 +0000 (EPOCH 1774359001) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-24 #27 | ||||||
Same first word
oefentoets.com |
oefentoets.nl |
DNS History
11 records (6 active, 5 former)
●NSns.zxcs.be2026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 04:17:22
● 2026-03-24 14:05:14
●NSns.zxcs.eu2026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 04:17:22
● 2026-03-24 14:05:14
●NSns.zxcs.nl2026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 04:17:22
● 2026-03-24 14:05:14
○NSns10.mansmedia-dns.nl2019-03-21 → 2019-03-21 · 3 obs
○ 2026-03-07 04:17:22
○ 2026-03-24 14:05:14
○NSns9.mansmedia-dns.nl2019-03-21 → 2019-03-21 · 3 obs
○ 2026-03-07 04:17:22
○ 2026-03-24 14:05:14
○MXmail.oefentoets.nl2019-03-21 → 2019-03-21 · 3 obs
○ 2026-03-07 04:17:22
○ 2026-03-24 14:05:14
●MXspamrelay.zxcs.nl2026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 04:17:22
● 2026-03-24 14:05:14
●A185.104.29.1082026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 04:17:22
● 2026-03-24 14:05:14
○A2a00:8080:10:101:91:208:60:932019-03-21 → 2019-03-21 · 3 obs
○ 2026-03-07 04:17:22
○ 2026-03-24 14:05:14
●A2a06:2ec0:1::1362026-03-07 → 2026-03-24 · 3 obs
● 2026-03-07 04:17:22
● 2026-03-24 14:05:14
○A91.208.60.932019-03-21 → 2019-03-21 · 3 obs
○ 2026-03-07 04:17:22
○ 2026-03-24 14:05:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns4.dns.nl, ns1.dns.nl | - |
| oefentoets.nl | ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl | - |
✅ Authoritative Response
Server:46.101.179.64
NS records: ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oefentoets.nl (unsigned zone)
⏱️ Timing
Total: 700ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.104.29.108 |
| AAAA | 1 | 2a06:2ec0:1::136 |
| NS | 3 | ns.zxcs.be, ns.zxcs.nl... |
| MX | 1 | spamrelay.zxcs.nl (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:185.104.29.108 ip6:2a06: |
| SOA | 1 | ns.zxcs.nl hostmaster.oefentoets.nl |
Analysis
IP Addresses
oefentoets.nl resolves to two IPs: 2a06:2ec0:1::136 and 185.104.29.108.
other host names for instance mail.grss.eu, mail.websitem.nl, mail.mjvs.nl, vaforadventure.com and wood4me.be share IP numbers with oefentoets.nl.
Name Servers
oefentoets.nl is delegated to three name servers: ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl.
oefentoets.nl at least partially shares name servers with other domains, for instance ivanoff.nl, dakveiligheidsinspectie.com, pommec.nl, cheapestgamestore.com and frysk-en-frij.nl.
These name servers are commonly used with ns1.zxcs.nl, ns2.zxcs.nl and ns3.zxcs.nl.
Host names with two IP numbers:
Host ns.zxcs.be points to 2a03:b0c0:3:d0::116:2001 and 46.101.179.64.
Host ns.zxcs.eu points to 2a03:b0c0:2:d0::57:1001 and 178.62.208.8.
Host ns.zxcs.nl points to 2a06:2ec0:1::10 and 185.104.28.19.
Mail Servers
oefentoets.nl is handled by a single mail server, spamrelay.zxcs.nl.
oefentoets.nl shares the same mail server setup as other domains, for instance emcatex.nl, ensembleparlando.nl, ak8.nl, krijgsmansolutions.nl and nemelaer.nl.
oefentoets.nl shares at least partially some mail servers with other domains, for example vns.be, charliegriffin.com, healjeleven.nl and internetviking.nl.
these mail servers are commonly used alongside fallbackmail.zxcs.nl.
Host spamrelay.zxcs.nl resolves to two IPs: 2a06:2ec0:1::ffec and 185.104.28.12.