belsurf.net - robtex.com
belsurf.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.surfnet.nl ⭐ | ||||||
| A | 2001:610:1:800a:192:87:106:101🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns1.surfnet.nl | ||||||
| A | 192.87.106.101🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns1.surfnet.nl | ||||||
| NS | ns1.zurich.surf.net | ||||||
| A | 2001:620:0:9::1103🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| A | 195.176.255.9🇨🇭 Switch195.176.224.0/19 SWITCH-AGGR.102 | ||||||
| PTR | ns1.zurich.surf.net | ||||||
| NS | ns2.surfnet.nl | ||||||
| A | 2001:610:3:200a:192:87:36:2🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns2.surfnet.nl | ||||||
| A | 192.87.36.2🇳🇱 SURFNET-NL192.87.0.0/16 SURFnet CIDR Block IV | ||||||
| PTR | ns2.surfnet.nl | ||||||
| NS | ns3.surfnet.nl | ||||||
| A | 2001:610:0:800c:195:169:124:71🇳🇱 SURFNET-NL2001:610::/29 SURFnet IPv6 block | ||||||
| PTR | ns3.surfnet.nl | ||||||
| A | 195.169.124.71🇳🇱 SURFNET-NL195.169.0.0/16 SURFnet CIDR Block VI | ||||||
| MX | mx1.surfmailfilter.nl ⭐ | ||||||
| MX | mx2.surfmailfilter.nl ⭐ | ||||||
| TXT | v=DKIM1; p= | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.surfnet.nldns-beheer@surf.nl 2025-12-11 #2 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774651497 | ||||||
Same first word
belsurf.net |
Similar names
rbfuels.com |
bluefrs.com |
rfblues.com |
flubers.com |
bluesfr.net |
bfleurs.com |
frubles.com |
brfuels.com |
rbsfuel.com |
blesurf.de |
sureflb.com |
DNS History
7 records (6 active, 1 former)
○NSns.belnet.be2007-09-13 → 2016-07-10 · 4 obs
● 2016-07-10 16:32:16
○ 2026-03-27 23:05:06
○ 2026-03-27 23:05:08
●NSns1.surfnet.nl2015-06-18 → 2026-03-27 · 3 obs
● 2015-06-18 09:23:06
● 2026-03-27 23:05:08
●NSns1.zurich.surf.net2015-06-18 → 2026-03-27 · 3 obs
● 2015-06-18 09:23:06
● 2026-03-27 23:05:08
●NSns2.surfnet.nl2015-06-18 → 2026-03-27 · 3 obs
● 2015-06-18 09:23:06
● 2026-03-27 23:05:08
●NSns3.surfnet.nl2026-03-27 → 2026-03-27 · 3 obs
● 2026-03-27 23:05:06
● 2026-03-27 23:05:08
●MXmx1.surfmailfilter.nl2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 23:05:08
●MXmx2.surfmailfilter.nl2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 23:05:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| belsurf.net | ns1.surfnet.nl, ns2.surfnet.nl, ns3.surfnet.nl, ns1.zurich.surf.net | 2 records |
✅ Authoritative Response
Server:192.87.36.2
NS records: ns1.surfnet.nl, ns2.surfnet.nl, ns3.surfnet.nl, ns1.zurich.surf.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for belsurf.net (unsigned zone)
⏱️ Timing
Total: 748ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns1.zurich.surf.net, ns1.surfnet.nl... |
| MX | 2 | mx2.surfmailfilter.nl (pri: 10), mx1.surfmailfilter.nl (pri: 10) |
| TXT | 2 | v=DKIM1; p=, v=spf1 -all |
| SOA | 1 | ns1.surfnet.nl dns-beheer.surf.nl |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.zurich.surf.net, ns1.zurich.surf.net)
Analysis
Name Servers
belsurf.net is delegated to four name servers: ns1.surfnet.nl, ns2.surfnet.nl, ns3.surfnet.nl and ns1.zurich.surf.net.
belsurf.net at least partially shares name servers with other domains, including sron.org, citaverde.com, talmalectoraat.nl, 39.145.in-addr.arpa and jotleiden.nl.
These name servers are often used together with ns6.eur.nl, arachne.leidenuniv.nl, ns1.saxion.nl, ns2.saxion.nl, ns-ext-01.wur.nl, umcdns03.azn.nl, ns2.maastrichtuniversity.eu, gm.maastrichtuniversity.nl and ns1.maastrichtuniversity.nl.
Hosts with two IP numbers:
Host ns1.surfnet.nl points to 2001:610:1:800a:192:87:106:101 and 192.87.106.101
Host ns2.surfnet.nl points to 2001:610:3:200a:192:87:36:2 and 192.87.36.2
Host ns3.surfnet.nl points to 2001:610:0:800c:195:169:124:71 and 195.169.124.71
Host ns1.zurich.surf.net points to 2001:620:0:9::1103 and 195.176.255.9
Mail Servers
belsurf.net is handled by two mail servers: mx1.surfmailfilter.nl and mx2.surfmailfilter.nl.
belsurf.net shares its mail server setup with other domains, including regioinbeeld.nl, regiobeelden.nl, windesheimhonourscollege.nl, semesterinthenetherlands.com and ddos-tracker.org.
The mail servers for belsurf.net are shared with other domains, for instance rocmb.nl, eutechpark.tue.nl, integraalonderhoudskundige.nl, wat-eet-jij.nl and generations2.com.