oc-concepts.nl - robtex.com
oc-concepts.nl
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:42e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:83a8🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.4.46Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.131.168🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | martha.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:268e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | martha.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c28e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | martha.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:228e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | martha.ns.cloudflare.com | ||||||
| A | 108.162.194.142🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | martha.ns.cloudflare.com | ||||||
| A | 162.159.38.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | martha.ns.cloudflare.com | ||||||
| A | 172.64.34.142🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | martha.ns.cloudflare.com | ||||||
| NS | nash.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.4.46, 172.67.131.168 | ||||||
| IPv6 hints | 2606:4700:3034::6815:42e, 2606:4700:3036::ac43:83a8 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=59, name=cloudflare-ech.com | ||||||
| SOA | martha.ns.cloudflare.comdns@cloudflare.com serial=2397355965 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-04-12 07:00:02 +0000 (EPOCH 1775977202) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-04-12 #14 | ||||||
Same first word
oc-concepts.eu |
oc-concepts.nl |
Similar names
DNS History
6 records (6 active, 0 former)
●NSmartha.ns.cloudflare.com2026-04-04 → 2026-04-12 · 2 obs
● 2026-04-12 07:48:24
●NSnash.ns.cloudflare.com2026-04-04 → 2026-04-12 · 2 obs
● 2026-04-12 07:48:24
●A104.21.4.462026-04-04 → 2026-04-12 · 2 obs
● 2026-04-12 07:48:24
●A172.67.131.1682026-04-04 → 2026-04-12 · 2 obs
● 2026-04-12 07:48:24
●A2606:4700:3034::6815:42e2026-04-04 → 2026-04-12 · 2 obs
● 2026-04-12 07:48:24
●A2606:4700:3036::ac43:83a82026-04-04 → 2026-04-12 · 2 obs
● 2026-04-12 07:48:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| oc-concepts.nl | nash.ns.cloudflare.com, martha.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.209
NS records: nash.ns.cloudflare.com, martha.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oc-concepts.nl (unsigned zone)
⏱️ Timing
Total: 446ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.131.168, 104.21.4.46 |
| AAAA | 2 | 2606:4700:3034::6815:42e, 2606:4700:3036::ac43:83a8 |
| NS | 2 | martha.ns.cloudflare.com, nash.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | martha.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
oc-concepts.nl maps to four IP numbers: 2606:4700:3034::6815:42e, 2606:4700:3036::ac43:83a8, 104.21.4.46 and 172.67.131.168.
Other host names, for instance gameplayland.com.pk, celineengravedstationery.com, www.johnhendersonconstruction.com, www.bom.uk.com and kakilang.com share IP numbers with oc-concepts.nl.
Name Servers
Two name servers martha.ns.cloudflare.com and nash.ns.cloudflare.com handle delegation for oc-concepts.nl.
oc-concepts.nl uses the same name server setup as other domains, for example villagetours.nl, comfidesk.nl, oc-agri.nl, oc-impklima.biz and vandorpinfra.com.
oc-concepts.nl partially shares name servers with other domains; examples include gold42.net, (0x786e7878)2019.net, mediaedgehost.ca, pursue.us and insite.life.
These name servers commonly accompany aspen.ns.cloudflare.com, duke.ns.cloudflare.com, donna.ns.cloudflare.com and johnathan.ns.cloudflare.com.
Host names with six IP numbers: martha.ns.cloudflare.com points to: 2606:4700:50::a29f:268e, 2803:f800:50::6ca2:c28e, 2a06:98c1:50::ac40:228e, 108.162.194.142, 162.159.38.142 and 172.64.34.142; nash.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd1, 2803:f800:50::6ca2:c1d1, 2a06:98c1:50::ac40:21d1, 108.162.193.209, 172.64.33.209 and 173.245.59.209.