ctbflex.nl - robtex.com
ctbflex.nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 89.207.28.4🇳🇱 iunxi89.207.24.0/21 IUNXI | ||||||
| PTR | ctb1vpint1.int.ctbflex.nl | ||||||
| NS | nsn1.mijndomein.nl ⭐ | ||||||
| A | 2001:67c:1bc::15🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.premiumdns.zone | ||||||
| A | 192.174.68.15🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| NS | nsn2.mijndomein.nl | ||||||
| A | 2001:67c:10b8::15🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns2.premiumdns.zone | ||||||
| A | 176.97.158.15🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns2.premiumdns.zone | ||||||
| MX | ctb1vpint1.int.ctbflex.nl ⭐ | ||||||
| A | 89.207.28.4🇳🇱 iunxi89.207.24.0/21 IUNXI | ||||||
| PTR | ctb1vpint1.int.ctbflex.nl | ||||||
| TXT | v=spf1 a mx ip4:89.207.28.4 ~all | ||||||
| SOA | nsn1.mijndomein.nlhostmaster@ctbflex.nl 2026-03-19 #1 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-03-24 19:00:02 +0000 (EPOCH 1774378802) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-03-24 #38 | ||||||
Same first word
ctbflex.nl |
DNS History
9 records (4 active, 5 former)
○NSns1.metaregistrar.nl2015-07-24 → 2016-12-05 · 4 obs
● 2016-12-05 04:34:06
○ 2026-03-01 00:49:52
○ 2026-03-24 19:34:42
○NSns2.metaregistrar.nl2015-07-24 → 2016-12-05 · 4 obs
● 2016-12-05 04:34:06
○ 2026-03-01 00:49:52
○ 2026-03-24 19:34:42
●NSnsn1.mijndomein.nl2026-03-01 → 2026-03-24 · 3 obs
● 2026-03-01 00:49:52
● 2026-03-24 19:34:42
●NSnsn2.mijndomein.nl2026-03-01 → 2026-03-24 · 3 obs
● 2026-03-01 00:49:52
● 2026-03-24 19:34:42
●MXctb1vpint1.int.ctbflex.nl2015-07-24 → 2026-03-24 · 2 obs
● 2026-03-24 19:34:42
○MXmailfilter1.mijndomein.nl2015-07-24 → 2016-12-05 · 4 obs
● 2016-12-05 04:34:06
○ 2026-03-01 00:49:52
○ 2026-03-24 19:34:42
○MXmailfilter2.mijndomein.nl2015-07-24 → 2016-12-05 · 4 obs
● 2016-12-05 04:34:06
○ 2026-03-01 00:49:52
○ 2026-03-24 19:34:42
○A188.93.150.332015-07-24 → 2016-12-05 · 4 obs
● 2016-12-05 04:34:06
○ 2026-03-01 00:49:52
○ 2026-03-24 19:34:42
●A89.207.28.42026-03-01 → 2026-03-24 · 3 obs
● 2026-03-01 00:49:52
● 2026-03-24 19:34:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns4.dns.nl, ns1.dns.nl, ns3.dns.nl | - |
| ctbflex.nl | nsn1.mijndomein.nl, nsn2.mijndomein.nl | - |
✅ Authoritative Response
Server:192.174.68.15
NS records: nsn1.mijndomein.nl, nsn2.mijndomein.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 551ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.207.28.4 |
| NS | 2 | nsn1.mijndomein.nl, nsn2.mijndomein.nl |
| MX | 1 | ctb1vpint1.int.ctbflex.nl (pri: 7) |
| TXT | 1 | v=spf1 a mx ip4:89.207.28.4 ~all |
| SOA | 1 | nsn1.mijndomein.nl hostmaster.ctbflex.nl |
Analysis
IP Addresses
ctbflex.nl points to a single IP address: 89.207.28.4.
Other host names, for instance ctb1vpint1.int.ctbflex.nl, share IP numbers with ctbflex.nl.
Name Servers
ctbflex.nl is delegated to two name servers: nsn1.mijndomein.nl and nsn2.mijndomein.nl.
ctbflex.nl uses the same name server setup as other domains, including orni.nl, verfxpert.nl, belmondo.es, kumcu.nl and bmmedical.com.
ctbflex.nl shares some name servers with other domains, for example hetbruist.com.
Host names with two IP numbers:
nsn1.mijndomein.nl points to 2001:67c:1bc::15 and 192.174.68.15.
nsn2.mijndomein.nl points to 2001:67c:10b8::15 and 176.97.158.15.
Mail Servers
The mail server for ctbflex.nl is ctb1vpint1.int.ctbflex.nl.
Host ctb1vpint1.int.ctbflex.nl points to IP 89.207.28.4.