cel-sys.nl - robtex.com
cel-sys.nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 217.19.237.54🇧🇪 COMBELL-AS217.19.224.0/20 COMBELL Network Brussels, Belgium | ||||||
| PTR | 217.19.237.54.static.hosted.by.combell.com | ||||||
| NS | ns1.combell.eu ⭐ | ||||||
| A | 2a00:1c98:50::50🇧🇪 COMBELL-AS2a00:1c98:50::/44 | ||||||
| A | 89.44.166.48🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network | ||||||
| PTR | 89.44.166.48.static.hosted.by.combell-ops.net | ||||||
| NS | ns3.combell.net | ||||||
| A | 2a00:1c98::53:1🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network | ||||||
| PTR | ns3.combell.net | ||||||
| A | 83.217.73.172🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network | ||||||
| PTR | ns3.combell.net | ||||||
| NS | ns4.combell.net | ||||||
| A | 2001:1598:0:101::3🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network | ||||||
| PTR | ns4.combell.net | ||||||
| A | 86.39.202.67🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network | ||||||
| PTR | ns4.combell.net | ||||||
| MX | celsys-nl0i.mail.protection.outlook.com ⭐ | ||||||
| TXT | MS=ms71867390 | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| SOA | ns1.combell.euhostmaster@cel-sys.nl serial=1746700222 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-07-10 20:00:01 +0000 (EPOCH 1783713601) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-07-10 #40 | ||||||
Same first word
cel-sys.nl |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.combell.eu2026-06-26 → 2026-07-10 · 2 obs
● 2026-07-10 20:47:38
●NSns3.combell.net2026-06-26 → 2026-07-10 · 2 obs
● 2026-07-10 20:47:38
●NSns4.combell.net2026-06-26 → 2026-07-10 · 2 obs
● 2026-07-10 20:47:38
●MXcelsys-nl0i.mail.protection.outlook.com2026-06-26 → 2026-07-10 · 2 obs
● 2026-07-10 20:47:38
●A217.19.237.542026-06-26 → 2026-07-10 · 2 obs
● 2026-07-10 20:47:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns4.dns.nl, ns1.dns.nl | - |
| cel-sys.nl | ns1.combell.eu, ns3.combell.net, ns4.combell.net | - |
✅ Authoritative Response
Server:83.217.73.172
NS records: ns1.combell.eu, ns3.combell.net, ns4.combell.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 991ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.19.237.54 |
| NS | 3 | ns3.combell.net, ns1.combell.eu... |
| MX | 1 | celsys-nl0i.mail.protection.outlook.com |
| TXT | 2 | MS=ms71867390, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.combell.eu hostmaster.cel-sys.nl |
Analysis
IP Addresses
cel-sys.nl points to a single IP number: 217.19.237.54.
Additional host names — storr.be, cvaa.be, avantinfo.be and two others — share IP numbers with cel-sys.nl.
Name Servers
cel-sys.nl carries NS records delegating to ns1.combell.eu, ns3.combell.net and ns4.combell.net.
The name servers of cel-sys.nl overlap at least partially with those of other domains — among them qitonline.be, bar-c.be, joined.be and two more.
These name servers commonly co-occur with the name servers ns3.european-server.com, ns4.european-server.com, ns1.european-server.eu and ns1.register.be.
ns1.combell.eu, ns3.combell.net and ns4.combell.net are three hostnames that each resolve to a pair of IP addresses: ns1.combell.eu to 89.44.166.48 and 2a00:1c98:50::50, ns3.combell.net to 83.217.73.172 and 2a00:1c98::53:1, and ns4.combell.net to 86.39.202.67 and 2001:1598:0:101::3.
Mail Servers
cel-sys.nl has one mail server: celsys-nl0i.mail.protection.outlook.com.