gezondheidsnet.nl

Checked 21 October 2026, 21:20 UTC · via 8.8.8.8
!Passed with warnings
23 passed 2 warnings 0 failed 4 info

Registration

info

.nl country-code

Found

TLD
.nl (country-code)
ICANN policies apply
no
Lookup error: https://rdap.sidn.nl/domain/gezondheidsnet.nl returned HTTP 429

Checks

  • i
    .nl is a country-code TLD (ccTLD)
    Country-code TLD: governed by its local registry under national policy, not by an ICANN contract. Registrar accreditation, dispute resolution and RDAP/WHOIS rules are set by the registry.
    #1
  • ✓ TLD delegated and signed #2
    .nl is delegated in the root zone and DNSSEC-signed.
  • i
    Could not be checked
    The RDAP lookup failed, so this could not be checked: https://rdap.sidn.nl/domain/gezondheidsnet.nl returned HTTP 429
    #3

Delegation

warn

ns1.combell.eu, ns3.combell.net, ns4.combell.net

Found

Parent zone
nl
Delegation from
ns1.dns.nl (194.0.28.53)
NS at the parent
ns1.combell.eu, ns3.combell.net, ns4.combell.net
NS in the zone
ns1.european-server.eu, ns3.european-server.com, ns4.european-server.com
NameserverAddressesNetwork (AS)Glue
ns1.combell.eu (parent only)89.44.166.48 2a00:1c98:50::50AS34762 COMBELL-AS - Combell NV, BE AS34762 COMBELL-AS - Combell NV, BE-
ns1.european-server.eu (zone only)89.44.166.48 2a00:1c98:50::50AS34762 COMBELL-AS - Combell NV, BE AS34762 COMBELL-AS - Combell NV, BE-
ns3.combell.net (parent only)83.217.73.172 2a00:1c98::53:1AS34762 COMBELL-AS - Combell NV, BE AS34762 COMBELL-AS - Combell NV, BE-
ns3.european-server.com (zone only)83.217.73.172 2a00:1c98::53:1AS34762 COMBELL-AS - Combell NV, BE AS34762 COMBELL-AS - Combell NV, BE-
ns4.combell.net (parent only)86.39.202.67 2001:1598:0:101::3AS28747 EASYHOST-COLO-AS - Easyhost BVBA, BE AS28747 EASYHOST-COLO-AS - Easyhost BVBA, BE-
ns4.european-server.com (zone only)86.39.202.67 2001:1598:0:101::3AS28747 EASYHOST-COLO-AS - Easyhost BVBA, BE AS28747 EASYHOST-COLO-AS - Easyhost BVBA, BE-

Checks

  • ✓ 3 nameservers #6
    Delegated to ns1.combell.eu, ns3.combell.net, ns4.combell.net.
  • !
    NS sets differ
    The nameservers at the parent and in the zone should be the same. Only at the parent: ns1.combell.eu, ns3.combell.net, ns4.combell.net; only in the zone: ns1.european-server.eu, ns3.european-server.com, ns4.european-server.com. ns1.combell.eu, ns1.european-server.eu, ns3.combell.net, ns3.european-server.com, ns4.combell.net, ns4.european-server.com report NS ns1.european-server.eu ns3.european-server.com ns4.european-server.com.
    #7
  • ✓ No glue needed #8
    All nameservers are outside the zone, so no glue records are needed.
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • ✓ Nameservers in different networks #10
    The nameservers are spread over 3 IPv4 /24s and 3 IPv6 /48s.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS28747 (EASYHOST-COLO-AS - Easyhost BVBA, BE): 4 addresses; AS34762 (COMBELL-AS - Combell NV, BE): 8 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .eu, .net.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

info

12 of 12 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns1.combell.eu 89.44.166.48NOERROR, 11 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns1.combell.eu 2a00:1c98:50::50NOERROR, 10 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns1.european-server.eu 89.44.166.48NOERROR, 10 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns1.european-server.eu 2a00:1c98:50::50NOERROR, 10 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns3.combell.net 83.217.73.172NOERROR, 13 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns3.combell.net 2a00:1c98::53:1NOERROR, 16 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns3.european-server.com 83.217.73.172NOERROR, 15 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns3.european-server.com 2a00:1c98::53:1NOERROR, 15 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns4.combell.net 86.39.202.67NOERROR, 13 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns4.combell.net 2001:1598:0:101::3NOERROR, 14 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns4.european-server.com 86.39.202.67NOERROR, 13 ms, authoritativenoyes / yesrefusedYou are on a need to know basis
ns4.european-server.com 2001:1598:0:101::3NOERROR, 13 ms, authoritativenoyes / yesrefusedYou are on a need to know basis

Checks

  • ✓ All respond #14
    All 12 nameserver addresses answered.
  • ✓ All authoritative #15
    Every responding nameserver answers authoritatively for the zone.
  • ✓ No recursion #16
    The nameservers do not answer recursive queries for other domains.
  • i
    Identifying string disclosed
    These nameservers answer version queries with a string that is not a version number: ns1.combell.eu: "You are on a need to know basis"; ns1.european-server.eu: "You are on a need to know basis"; ns3.combell.net: "You are on a need to know basis"; ns3.european-server.com: "You are on a need to know basis"; ns4.combell.net: "You are on a need to know basis"; ns4.european-server.com: "You are on a need to know basis".
    #17
  • ✓ Zone transfers refused #18
    No nameserver allows a zone transfer to the public.
  • ✓ TCP supported #19
    All nameservers answer over TCP.
  • ✓ EDNS supported #20
    All nameservers support EDNS(0).
  • ✓ Public addresses #21
    All nameserver addresses are publicly routable.

SOA

pass

serial 1788509136 · primary ns1.european-server.eu

Found

Primary (MNAME)
ns1.european-server.eu
Contact (RNAME)
hostmaster.gezondheidsnet.nl
Serial
1788509136
Refresh / retry
10800 s / 3600 s
Expire
604800 s
Negative TTL
40000 s

Serial per nameserver

NameserverSerial
ns1.combell.eu (89.44.166.48)1788509136
ns1.combell.eu (2a00:1c98:50::50)1788509136
ns1.european-server.eu (89.44.166.48)1788509136
ns1.european-server.eu (2a00:1c98:50::50)1788509136
ns3.combell.net (83.217.73.172)1788509136
ns3.combell.net (2a00:1c98::53:1)1788509136
ns3.european-server.com (83.217.73.172)1788509136
ns3.european-server.com (2a00:1c98::53:1)1788509136
ns4.combell.net (86.39.202.67)1788509136
ns4.combell.net (2001:1598:0:101::3)1788509136
ns4.european-server.com (86.39.202.67)1788509136
ns4.european-server.com (2001:1598:0:101::3)1788509136

Checks

  • ✓ Serial 1788509136 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 3h, retry 1h, expire 7d, negative TTL 11h6m40s.
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1.european-server.eu is one of the listed nameservers.
  • ✓ Contact hostmaster@gezondheidsnet.nl #25
    The SOA RNAME hostmaster.gezondheidsnet.nl means hostmaster@gezondheidsnet.nl.
  • ✓ Timestamp serial #26
    The serial 1788509136 is a Unix timestamp (2026-09-04 08:05 UTC).

DNSSEC

warn

Not signed

Found

Validated by resolver
no

Checks

  • !
    Not signed
    The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Records

info

8 records at the apex

Found

Read from
89.44.166.48:53
TypeValueTTL
SOAns1.european-server.eu. hostmaster.gezondheidsnet.nl. 1788509136 10800 3600 604800 400003600
NSns4.european-server.com.86400
NSns1.european-server.eu.86400
NSns3.european-server.com.86400
A87.233.150.1803600
MX0 gezondheidsnet-nl.mail.protection.outlook.com.3600
TXT"v=spf1 ip4:87.233.150.160/27 ip4:31.193.181.87 include:spf.roularta.be include:spf.protection.outlook.com -all"3600
TXT"google-site-verification=rfJAwh-bRW5CMmZPdMA0dzEzTdRsjyGZMm-9oGn9ibQ"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 1h, MX 1h, NS 1d. The NS TTL at the parent is 1h and in the zone 1d; resolvers may use either.
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • i
    No CAA records
    Without CAA records any certificate authority may issue certificates for this domain. A CAA record limits issuance to the CAs you use.
    #35