is4testing15.nl - robtex.com
is4testing15.nl
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ 🔒 | ||||||
| NS | ns3.dns.nl 🔒 | ||||||
| NS | ns4.dns.nl 🔒 | ||||||
| TXT | nl zone update: 2026-03-15 06:00:02 +0000 (EPOCH 1773554402) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-15 #12 | ||||||
PTR for
Subdomains
Same first word
is4testing15.nl |
DNS History
7 records (7 active, 0 former)
●MXedge.werkonline.nu2026-02-14 → 2026-03-24 · 2 obs
● 2026-03-24 11:29:22
●A213.133.34.522026-02-14 → 2026-03-24 · 2 obs
● 2026-03-24 11:29:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| is4testing15.nl | ns13.kpn.net, ns3.kpn.net | - |
✅ Authoritative Response
Server:213.75.63.34
NS records: ns13.kpn.net, ns3.kpn.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1898ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.133.34.52 |
| NS | 5 | ns02.is.nl, ns3.kpn.net... |
| MX | 1 | edge.werkonline.nu (pri: 10) |
| SOA | 1 | ns3.kpn.net zonemaster.kpn.com |
Analysis
Hierarchy
is4testing15.nl is the parent of *.is4testing15.nl and www.is4testing15.nl.
IP Addresses
is4testing15.nl points to an IP address: 213.133.34.52.
other host names include ifundssuite.fr, dedomp.nl.i-s.nl, w3.isad.nl, mkbadviseur.nl and dateandcreate.com.i-s.nl; they share IP numbers with is4testing15.nl.
Name Servers
is4testing15.nl is delegated to five name servers: ns13.kpn.net, ns3.kpn.net, ns01.is.nl, ns02.is.nl and ns03.is.nl.
is4testing15.nl at least partially shares name servers with other domains, for instance novashore.com, cobben.net, hosted-desktop-poc.nl, berekenuwvoordeel.nl and denso-am.es.
These name servers are commonly used with ns7.kpn.net, ns8.kpn.net, ns2.argewebhosting.com, ns1.argewebhosting.eu, ns3.argewebhosting.nl and ns14.kpn.net.
Host names with two IPs
Host ns13.kpn.net points to 2a02:a47f:ac:1::1353 and 213.75.63.34.
Host ns3.kpn.net points to 2a02:a47f:ac:1::353 and 194.151.228.42.
Host ns01.is.nl points to 2a02:a47f:ac:1::1153 and 213.75.63.33.
Host ns02.is.nl points to 2a02:a47f:ac:1::1253 and 213.75.63.68.
Host ns03.is.nl points to 2a02:a47f:ac:1::1353 and 213.75.63.34.
Host names that point to 2a02:a47f:ac:1::1353: ns13.kpn.net and ns03.is.nl.
Host names that point to 213.75.63.34: ns13.kpn.net and ns03.is.nl.
Note: IPs 2a02:a47f:ac:1::1353 and 213.75.63.34 are used by multiple hosts (ns13.kpn.net and ns03.is.nl).
Mail Servers
is4testing15.nl is handled by a single mail server, edge.werkonline.nu.
is4testing15.nl uses the same mail server setup as other domains, for instance ibm-hosting.nl, 19.201.82.isdsl.nl, isenterprice.nl, snacksoftheworld.co.uk and node203-252.css-ipconnect.com.
is4testing15.nl shares at least partially some mail servers with other domains, for instance citibox.nl, outsiderkunst.nl, pandorastore.eu, boonedam.jp and spheres.nl.
these mail servers are commonly used alongside bounce.argewebhosting.nl and etrn.is.nl.
The host name edge.werkonline.nu points to IP 82.201.57.4.