flex4u.nl - robtex.com
flex4u.nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 212.204.231.148🇳🇱 KPN-INTERNEDSERVICES212.204.192.0/18 KPN Internedservices | ||||||
| NS | ns1.argewebhosting.eu ⭐ | ||||||
| A | 2a05:1500:702:0:1c00:eff:fe00:ce🇳🇱 CLDIN-NL2a05:1500::/29 | ||||||
| A | 31.25.98.210🇳🇱 CLDIN-NL31.25.96.0/21 PCextreme B.V. | ||||||
| NS | ns2.argewebhosting.com | ||||||
| A | 2a05:1500:702:0:1c00:13ff:fe00:a5🇳🇱 CLDIN-NL2a05:1500::/29 | ||||||
| A | 31.25.98.169🇳🇱 CLDIN-NL31.25.96.0/21 PCextreme B.V. | ||||||
| NS | ns3.argewebhosting.nl | ||||||
| A | 2a05:1500:600:7:1c00:55ff:fe00:f1a🇳🇱 CLDIN-NL2a05:1500:600::/40 PCextreme B.V. - Amsterdam (ams02) | ||||||
| A | 92.63.168.137🇳🇱 CLDIN-NL92.63.168.0/21 PCextreme IPv4 Route | ||||||
| PTR | ns3.argewebhosting.nl | ||||||
| MX | pop.flex4u.nl ⭐ | ||||||
| A | 212.204.231.148🇳🇱 KPN-INTERNEDSERVICES212.204.192.0/18 KPN Internedservices | ||||||
| SOA | ns1.argewebhosting.euhostmaster@argeweb.nl 2020-12-15 #1 | ||||||
nl
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.dns.nl ⭐ | ||||||
| NS | ns3.dns.nl | ||||||
| NS | ns4.dns.nl | ||||||
| TXT | nl zone update: 2026-08-02 12:30:01 +0000 (EPOCH 1785673801) | ||||||
| SOA | ns1.dns.nldns@sidn.nl 2026-08-02 #25 | ||||||
Subdomains
pop.flex4u.nl |
Same first word
flex4u.nl |
DNS History
11 records (5 active, 6 former)
○NSns01.is.nl2020-01-06 → 2020-01-06 · 4 obs
● 2020-01-06 21:22:02
○ 2026-06-11 09:07:24
○ 2026-08-02 13:12:08
○NSns02.is.nl2020-01-06 → 2020-01-06 · 4 obs
● 2020-01-06 21:22:02
○ 2026-06-11 09:07:24
○ 2026-08-02 13:12:08
○NSns03.is.nl2020-01-06 → 2020-01-06 · 4 obs
● 2020-01-06 21:22:02
○ 2026-06-11 09:07:24
○ 2026-08-02 13:12:08
●NSns1.argewebhosting.eu2026-06-11 → 2026-08-02 · 3 obs
● 2026-06-11 09:07:24
● 2026-08-02 13:12:08
○NSns1.widexs.nl2015-07-18 → 2017-03-19 · 4 obs
● 2017-03-19 22:43:04
○ 2020-01-06 21:22:02
○ 2026-08-02 13:12:08
●NSns2.argewebhosting.com2026-06-11 → 2026-08-02 · 3 obs
● 2026-06-11 09:07:24
● 2026-08-02 13:12:08
○NSns2.widexs.net2015-07-18 → 2017-03-19 · 4 obs
● 2017-03-19 22:43:04
○ 2020-01-06 21:22:02
○ 2026-08-02 13:12:08
●NSns3.argewebhosting.nl2026-06-11 → 2026-08-02 · 3 obs
● 2026-06-11 09:07:24
● 2026-08-02 13:12:08
○NSns3.widexs.nl2015-07-18 → 2017-03-19 · 4 obs
● 2017-03-19 22:43:04
○ 2020-01-06 21:22:02
○ 2026-08-02 13:12:08
●MXpop.flex4u.nl2015-07-18 → 2026-08-02 · 2 obs
● 2026-08-02 13:12:08
●A212.204.231.1482015-07-18 → 2026-08-02 · 2 obs
● 2026-08-02 13:12:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nl | ns1.dns.nl, ns3.dns.nl, ns4.dns.nl | - |
| flex4u.nl | ns1.argewebhosting.eu, ns2.argewebhosting.com, ns3.argewebhosting.nl | 2 records |
✅ Authoritative Response
Server:92.63.168.137
NS records: ns1.argewebhosting.eu, ns2.argewebhosting.com, ns3.argewebhosting.nl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 734ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.204.231.148 |
| NS | 3 | ns2.argewebhosting.com, ns3.argewebhosting.nl... |
| MX | 1 | pop.flex4u.nl (pri: 10) |
| SOA | 1 | ns1.argewebhosting.eu hostmaster.argeweb |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.argewebhosting.nl, ns3.argewebhosting.nl)
Analysis
Hierarchy
flex4u.nl is a parent domain of pop.flex4u.nl.
IP Addresses
flex4u.nl points to a single IP number: 212.204.231.148.
Host names like pop.flex4u.nl are further examples that share IP numbers with flex4u.nl.
Name Servers
flex4u.nl carries NS records delegating to ns2.argewebhosting.com, ns1.argewebhosting.eu and ns3.argewebhosting.nl.
flex4u.nl shares at least some of its name servers with other domains, including goedezaken.nl, dahanan.eu, izvj.nl and two others.
ns2.argewebhosting.com, ns1.argewebhosting.eu and ns3.argewebhosting.nl are three hostnames that each resolve to a pair of IP addresses: ns2.argewebhosting.com to 31.25.98.169 and 2a05:1500:702:0:1c00:13ff:fe00:a5, ns1.argewebhosting.eu to 31.25.98.210 and 2a05:1500:702:0:1c00:eff:fe00:ce, and ns3.argewebhosting.nl to 92.63.168.137 and 2a05:1500:600:7:1c00:55ff:fe00:f1a.
Mail Servers
flex4u.nl has one mail server: pop.flex4u.nl.
pop.flex4u.nl carries a single IP number, which is 212.204.231.148.