40under40.nl - robtex.com
40under40.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.144.240.144🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | srv12450.hostingserver.nl | ||||||
| NS | ns1.dn-s.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 | ns2.dn-s.nl | ||||||
| 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 | ns3.dn-s.nl | ||||||
| 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 | ||||||
| NS | ns4.dn-s.nl | ||||||
| A | 2a06:2ec0:1:a::d53🇳🇱 AS-ZXCS2a06:2ec0::/32 | ||||||
| PTR | ns.zxcs.de | ||||||
| A | 185.220.172.14🇩🇪 AS-ZXCS185.220.172.0/24 VIMEXX | ||||||
| PTR | ns.zxcs.de | ||||||
| MX | mail.40under40.nl ⭐ | ||||||
| A | 136.144.240.144🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | srv12450.hostingserver.nl | ||||||
| SOA | ns1.dn-s.nlhostmaster@40under40.nl 2026-02-16 #2 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-26 02:30:01 +0000 (EPOCH 1774492201) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-26 #5 | ||||||
Subdomains
mail.40under40.nl |
Same first word
40under40.org |
40under40.com.au |
40under40.nl |
Similar names
DNS History
13 records (6 active, 7 former)
○NSns1.spango.com2015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
○NSns2.spango.com2015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
○NSns3.spango.com2015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
○MXfallbackmx.spamexperts.eu2015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
○MXlastmx.spamexperts.net2015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
●MXmail.40under40.nl2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 03:19:50
○MXmx.spamexperts.com2015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
●A136.144.240.1442026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 03:19:50
○A213.189.2.482015-06-19 → 2016-09-19 · 3 obs
● 2016-09-19 21:16:36
○ 2026-03-26 03:19:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| 40under40.nl | ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl | - |
✅ Authoritative Response
Server:185.220.172.14
NS records: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl, ns4.dn-s.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 40under40.nl (unsigned zone)
⏱️ Timing
Total: 695ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.144.240.144 |
| NS | 4 | ns2.dn-s.nl, ns1.dn-s.nl... |
| MX | 1 | mail.40under40.nl (pri: 10) |
| SOA | 1 | ns1.dn-s.nl hostmaster.40under40.nl |
Analysis
Hierarchy
40under40.nl is a parent of mail.40under40.nl.
IP Addresses
40under40.nl points to a single IP number: 136.144.240.144.
Other host names, for instance avdh.nl, el-za.nl, tomco.nl, www.epkadvies.nl and mail.graste.com share IP numbers with 40under40.nl.
Name Servers
40under40.nl is delegated to four name servers: ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and ns4.dn-s.nl.
40under40.nl at least partially shares name servers with other domains, for instance biblioarnhem.nl, on-line.nl, theeggchef.nl, nrjj.nl and goelst.fi.
these name servers are commonly used with ns2.dn-s.be, ns3.dn-s.eu and ns4.dn-s.org.
Host names with two IP numbers:
ns1.dn-s.nl points to: 2a06:2ec0:1::10 and 185.104.28.19.
ns2.dn-s.nl points to: 2a03:b0c0:3:d0::116:2001 and 46.101.179.64.
ns3.dn-s.nl points to: 2a03:b0c0:2:d0::57:1001 and 178.62.208.8.
ns4.dn-s.nl points to: 2a06:2ec0:1:a::d53 and 185.220.172.14.
Mail Servers
40under40.nl is handled by a single mail server, mail.40under40.nl.
mail.40under40.nl points to a single IP: 136.144.240.144.