courselect.nl - robtex.com
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courselect.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:cdfb🇺🇸 Cloudflare✓ | ||||||
| A | 2606:4700:3035::6815:4d5a🇺🇸 Cloudflare✓ | ||||||
| A | 104.21.77.90 Cloudflare✓ | ||||||
| A | 172.67.205.251🇺🇸 Cloudflare✓ | ||||||
| NS | chan.ns.cloudflare.com ⭐ 🔒 | ||||||
| A | 2606:4700:50::adf5:3a52🇺🇸 Cloudflare | ||||||
| A | 2803:f800:50::6ca2:c052🇨🇷 Cloudflare | ||||||
| A | 2a06:98c1:50::ac40:2052🇺🇸 Cloudflare | ||||||
| A | 108.162.192.82🇺🇸 Cloudflare | ||||||
| A | 172.64.32.82🇺🇸 Cloudflare | ||||||
| A | 173.245.58.82🇺🇸 Cloudflare | ||||||
| NS | lloyd.ns.cloudflare.com 🔒 | ||||||
| A | 2606:4700:58::adf5:3bc5🇺🇸 Cloudflare | ||||||
| A | 2803:f800:50::6ca2:c1c5🇨🇷 Cloudflare | ||||||
| A | 2a06:98c1:50::ac40:21c5🇺🇸 Cloudflare | ||||||
| A | 108.162.193.197🇺🇸 Cloudflare | ||||||
| A | 172.64.33.197🇺🇸 Cloudflare | ||||||
| A | 173.245.59.197🇺🇸 Cloudflare | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.77.90, 172.67.205.251 | ||||||
| IPv6 | 2606:4700:3033::ac43:cdfb, 2606:4700:3035::6815:4d5a | ||||||
| SOA | chan.ns.cloudflare.comdns@cloudflare.com serial=2391924146 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ 🔒 | ||||||
| NS | ns3.dns.nl 🔒 | ||||||
| NS | ns4.dns.nl 🔒 | ||||||
| TXT | nl zone update: 2026-01-28 17:30:02 +0000 (EPOCH 1769621402) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-01-28 #35 | ||||||
Same first word
courselect.nl |
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns3.dns.nl, ns4.dns.nl, ns1.dns.nl | - |
| courselect.nl | chan.ns.cloudflare.com, lloyd.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 194.0.28.53
NS records: chan.ns.cloudflare.com, lloyd.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courselect.nl (unsigned zone)
⏱️ Timing
Total: 211ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.77.90, 172.67.205.251 |
| AAAA | 2 | 2606:4700:3035::6815:4d5a, 2606:4700:3033::ac43:cdfb |
| NS | 2 | chan.ns.cloudflare.com, lloyd.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | chan.ns.cloudflare.com dns.cloudflare.co |
AI analysis
courselect.nl maps to four IP numbers: 2606:4700:3033::ac43:cdfb, 2606:4700:3035::6815:4d5a, 104.21.77.90 and 172.67.205.251.
Other host names, for instance bilim.az, ab8119455.cn, mostbetkazinos-az.com, fotosdefrases.com and 0b5.uk.com share IP numbers with courselect.nl.
Two name servers chan.ns.cloudflare.com and lloyd.ns.cloudflare.com handle delegation for courselect.nl.
courselect.nl uses the same name server setup as other domains, for example panache.com, karax.tech, djsproduction.co.za, hsautoaz.com and qualityinverters.co.za.
courselect.nl partially shares name servers with other domains; examples include smtpclear.com, i9ge.com.br, chaps.ru, plataformaradiotv.com and enexislvs.nl.
These name servers commonly accompany abby.ns.cloudflare.com, theo.ns.cloudflare.com, doug.ns.cloudflare.com and merlin.ns.cloudflare.com.
Host names with six IP numbers: chan.ns.cloudflare.com points to: 2606:4700:50::adf5:3a52, 2803:f800:50::6ca2:c052, 2a06:98c1:50::ac40:2052, 108.162.192.82, 172.64.32.82 and 173.245.58.82; lloyd.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc5, 2803:f800:50::6ca2:c1c5, 2a06:98c1:50::ac40:21c5, 108.162.193.197, 172.64.33.197 and 173.245.59.197.