userbars.be

Checked 22 October 2026, 07:21 UTC · via 8.8.8.8
!Passed with warnings
27 passed 1 warning 0 failed 5 info

Registration

info

.be country-code

Found

TLD
.be (country-code)
ICANN policies apply
no

Checks

  • i
    .be 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
    .be is delegated in the root zone and DNSSEC-signed.
  • i
    Registration data not available
    No registration data via RDAP: the registry of .be offers no RDAP service. Many ccTLD registries don't offer RDAP; check the registry's WHOIS instead.
    #3

Delegation

pass

ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl

Found

Parent zone
be
Delegation from
a.nsset.be (194.0.6.1)
NS at the parent
ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl
NS in the zone
ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl
NameserverAddressesNetwork (AS)Glue
ns.zxcs.be46.101.179.64 2a03:b0c0:3:d0::116:2001AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US-
ns.zxcs.eu178.62.208.8 2a03:b0c0:2:d0::57:1001AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US AS14061 DIGITALOCEAN-ASN - DigitalOcean, LLC, US-
ns.zxcs.nl185.104.28.19 2a06:2ec0:1::10AS206281 AS-ZXCS - Stichting DIGI NL, NL AS206281 AS-ZXCS - Stichting DIGI NL, NL-

Checks

  • ✓ 3 nameservers #6
    Delegated to ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • ✓ 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: AS14061 (DIGITALOCEAN-ASN - DigitalOcean, LLC, US): 4 addresses; AS206281 (AS-ZXCS - Stichting DIGI NL, NL): 2 addresses.
  • ✓ Nameserver names under 3 TLDs #12
    Nameserver names use the TLDs .be, .eu, .nl.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

info

6 of 6 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns.zxcs.be 46.101.179.64NOERROR, 13 ms, authoritativenoyes / yesrefusedUnknown
ns.zxcs.be 2a03:b0c0:3:d0::116:2001NOERROR, 15 ms, authoritativenoyes / yesrefusedUnknown
ns.zxcs.eu 178.62.208.8NOERROR, 13 ms, authoritativenoyes / yesrefusedUnknown
ns.zxcs.eu 2a03:b0c0:2:d0::57:1001NOERROR, 13 ms, authoritativenoyes / yesrefusedUnknown
ns.zxcs.nl 185.104.28.19NOERROR, 11 ms, authoritativenoyes / yesrefusedUnknown
ns.zxcs.nl 2a06:2ec0:1::10NOERROR, 11 ms, authoritativenoyes / yesrefusedUnknown

Checks

  • ✓ All respond #14
    All 6 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: ns.zxcs.be: "Unknown"; ns.zxcs.eu: "Unknown"; ns.zxcs.nl: "Unknown".
    #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

warn

serial 2023110700 · primary ns.zxcs.nl

Found

Primary (MNAME)
ns.zxcs.nl
Contact (RNAME)
hostmaster.userbars.be
Serial
2023110700
Refresh / retry
600 s / 3600 s
Expire
1209600 s
Negative TTL
86400 s

Serial per nameserver

NameserverSerial
ns.zxcs.be (46.101.179.64)2023110700
ns.zxcs.be (2a03:b0c0:3:d0::116:2001)2023110700
ns.zxcs.eu (178.62.208.8)2023110700
ns.zxcs.eu (2a03:b0c0:2:d0::57:1001)2023110700
ns.zxcs.nl (185.104.28.19)2023110700
ns.zxcs.nl (2a06:2ec0:1::10)2023110700

Checks

  • ✓ Serial 2023110700 everywhere #22
    All nameservers serve the same version of the zone.
  • !
    Unusual SOA timers
    refresh 10m is outside 20m–1d; retry 1h should be shorter than refresh 10m. Current values: refresh 10m, retry 1h, expire 14d, negative TTL 1d.
    #23
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns.zxcs.nl is one of the listed nameservers.
  • ✓ Contact hostmaster@userbars.be #25
    The SOA RNAME hostmaster.userbars.be means hostmaster@userbars.be.
  • ✓ Date-based serial #26
    The serial 2023110700 follows the YYYYMMDDnn convention (2023-11-07).

DNSSEC

info

Signed, DS published at parent

Found

Validated by resolver
yes
Denial of existence
NSEC
Signatures valid until
5 November 2026

DS at the parent

Key tagAlgorithmDigestMatches a key
33852ECDSAP256SHA256 (13)SHA256 D386C8B3E4C21CAB…yes

DNSKEY in the zone

Key tagRoleAlgorithm
33852KSK (257)ECDSAP256SHA256 (13)

Checks

  • ✓ Signed and validated #27
    The zone is signed, the parent publishes a DS record, and the resolver validates the answers.
  • ✓ DS matches a key #28
    The DS record at the parent matches a key in the zone: key tag 33852 (SHA256).
  • ✓ Modern algorithms #29
    Key algorithms: ECDSAP256SHA256 (13).
  • ✓ Signatures valid until 2026-11-05 #30
    The earliest DNSKEY/SOA signature expires at 2026-11-05 00:00 UTC.
  • i
    NSEC
    The zone uses NSEC, so its full contents can be listed by walking the NSEC chain. That is fine unless the names are sensitive.
    #31

Records

info

7 records at the apex

Found

Read from
46.101.179.64:53
TypeValueTTL
SOAns.zxcs.nl. hostmaster.userbars.be. 2023110700 600 3600 1209600 86400600
NSns.zxcs.nl.600
NSns.zxcs.be.600
NSns.zxcs.eu.600
MX10 spamrelay.zxcs.nl.600
TXT"Sendinblue-code:3b94a04ed20ccdb0134f9a32f9ff474c"600
TXT"v=spf1 a mx ip4:185.220.172.5 ip6:2a06:2ec0:1:e:0:0:0:147 include:filter-out.zxcs.nl include:spf.sendinblue.com ~all"600

Checks

  • ✓ TTLs within range #32
    TTLs: MX 10m, NS 10m. The NS TTL at the parent is 1d and in the zone 10m; 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