program.nl - robtex.com
program.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.81.52.84🇳🇱 SONEXUS-AS45.81.52.0/24 | ||||||
| NS | n1.concera.nl ⭐ | ||||||
| A | 45.81.52.68🇳🇱 SONEXUS-AS45.81.52.0/24 | ||||||
| NS | n2.concera.com ⚠️ Not in parent delegation | ||||||
| A | 141.138.136.194🇳🇱 TRANSIP-AS141.138.136.0/21 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | n2.concera.net | ||||||
| NS | n2.concera.nl ⚠️ Not in zone NS records | ||||||
| A | 2a01:7c8:aaaa:33e::1🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network | ||||||
| PTR | n2.concera.net | ||||||
| A | 141.138.136.194🇳🇱 TRANSIP-AS141.138.136.0/21 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | n2.concera.net | ||||||
| NS | n3.concera.net ⚠️ Not in parent delegation | ||||||
| A | 185.87.184.243🇳🇱 CLDIN-NL185.87.184.0/22 | ||||||
| PTR | n33.concera.nl | ||||||
| NS | n3.concera.nl ⚠️ Not in zone NS records | ||||||
| A | 2a00:f10:400:2:462:86ff:fe00:27b🇳🇱 CLDIN-NL2a00:f10::/29 | ||||||
| PTR | n33.concera.nl | ||||||
| A | 185.87.184.243🇳🇱 CLDIN-NL185.87.184.0/22 | ||||||
| PTR | n33.concera.nl | ||||||
| MX | mx-06.pimbox.nl ⭐ | ||||||
| SOA | n1.concera.nlinfo@pca-cimplex.nl 2025-06-17 #1 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-07-04 12:00:02 +0000 (EPOCH 1783166402) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-07-04 #24 | ||||||
Same first word
Similar names
DNS History
11 records (7 active, 4 former)
○NSn1.concera.net2015-08-14 → 2017-11-20 · 4 obs
● 2017-11-20 02:16:18
○ 2026-03-03 22:50:58
○ 2026-07-04 12:58:44
●NSn1.concera.nl2026-03-03 → 2026-07-04 · 3 obs
● 2026-03-03 22:50:58
● 2026-07-04 12:58:44
●NSn2.concera.com2026-03-03 → 2026-07-04 · 3 obs
● 2026-03-03 22:50:58
● 2026-07-04 12:58:44
○NSn2.concera.net2015-08-14 → 2017-11-20 · 4 obs
● 2017-11-20 02:16:18
○ 2026-03-03 22:50:58
○ 2026-07-04 12:58:44
●NSn2.concera.nl2026-03-03 → 2026-07-04 · 3 obs
● 2026-03-03 22:50:58
● 2026-07-04 12:58:44
●NSn3.concera.net2015-08-14 → 2026-07-04 · 2 obs
● 2026-07-04 12:58:44
●NSn3.concera.nl2026-03-03 → 2026-07-04 · 3 obs
● 2026-03-03 22:50:58
● 2026-07-04 12:58:44
●A45.81.52.842026-03-03 → 2026-07-04 · 3 obs
● 2026-03-03 22:50:58
● 2026-07-04 12:58:44
○A80.84.235.242016-12-30 → 2017-11-20 · 5 obs
● 2016-12-30 19:14:48
● 2017-11-20 02:16:18
○ 2026-03-03 22:50:58
○ 2026-07-04 12:58:44
○A83.96.152.1682015-08-14 → 2016-03-31 · 4 obs
● 2016-03-31 07:11:44
○ 2016-12-30 19:14:48
○ 2026-07-04 12:58:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns1.dns.nl, ns4.dns.nl | - |
| program.nl | n1.concera.nl, n2.concera.nl, n3.concera.nl | 1 record |
✅ Authoritative Response
Server:141.138.136.194
NS records: n1.concera.nl, n2.concera.nl, n3.concera.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for program.nl (unsigned zone)
⏱️ Timing
Total: 748ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.81.52.84 |
| NS | 3 | n3.concera.net, n1.concera.nl... |
| MX | 1 | mx-06.pimbox.nl (pri: 10) |
| SOA | 1 | n1.concera.nl info.pca-cimplex.nl |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (n1.concera.nl)
Analysis
IP Addresses
program.nl points to a single IP number: 45.81.52.84.
Additional host names — mail.concera.hosting, mail.concera.info, concera.net and two others — share IP numbers with program.nl.
Name Servers
Delegation for program.nl is to five name servers: n2.concera.com, n3.concera.net, n1.concera.nl and two others.
program.nl partially shares its NS delegation with several other domains, including johankind.nl, style4.nl, parcashop.be and two others.
In DNS configurations, these name servers often share authority with n3.concera.nl, n2.concera.nl, n1.concera.net and 4 other name servers.
Host names with two IP numbers:
n2.concera.nl has two IP addresses: 141.138.136.194 and 2a01:7c8:aaaa:33e::1.
n3.concera.nl has two IP addresses: 185.87.184.243 and 2a00:f10:400:2:462:86ff:fe00:27b.
Host names pointing to a single IP address:
n2.concera.com directs to 141.138.136.194.
n3.concera.net directs to 185.87.184.243.
n1.concera.nl directs to 45.81.52.68.
Host names pointing to 141.138.136.194 IP addresses: n2.concera.nl and n2.concera.com.
Host names pointing to 185.87.184.243 IP addresses: n3.concera.nl and n3.concera.net.