medibib.be

Checked 22 October 2026, 06:50 UTC · via 8.8.8.8
✗Problems found
21 passed 3 warnings 1 failed 4 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

info

dnsmaster.siovps.be, dnsmaster2.siovps.be, dnsmaster3.siovps.eu

Found

Parent zone
be
Delegation from
a.nsset.be (194.0.6.1)
NS at the parent
dnsmaster.siovps.be, dnsmaster2.siovps.be, dnsmaster3.siovps.eu
NS in the zone
dnsmaster.siovps.be, dnsmaster2.siovps.be, dnsmaster3.siovps.eu
NameserverAddressesNetwork (AS)Glue
dnsmaster.siovps.be116.203.206.244AS24940 HETZNER-AS - Hetzner Online GmbH, DE116.203.206.244
dnsmaster2.siovps.be116.203.111.229AS24940 HETZNER-AS - Hetzner Online GmbH, DE116.203.111.229
dnsmaster3.siovps.eu185.58.97.78 2a02:2a08:240:0:aff7:9a32:3b67:ea56AS39923 AS-UNIXSOLUTIONS - Unix-Solutions BV, BE AS39923 AS-UNIXSOLUTIONS - Unix-Solutions BV, BE-

Checks

  • ✓ 3 nameservers #6
    Delegated to dnsmaster.siovps.be, dnsmaster2.siovps.be, dnsmaster3.siovps.eu.
  • ✓ 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 1 IPv6 /48.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS24940 (HETZNER-AS - Hetzner Online GmbH, DE): 2 addresses; AS39923 (AS-UNIXSOLUTIONS - Unix-Solutions BV, BE): 2 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .be, .eu.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: dnsmaster.siovps.be, dnsmaster2.siovps.be.
    #13

Nameservers

fail

4 of 4 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
dnsmaster.siovps.be 116.203.206.244NOERROR, 3 ms, authoritativenoyes / yesALLOWED (40 records)9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16
dnsmaster2.siovps.be 116.203.111.229NOERROR, 3 ms, authoritativenoyes / yesALLOWED (40 records)9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16
dnsmaster3.siovps.eu 185.58.97.78NOERROR, 13 ms, authoritativenoyes / yesALLOWED (40 records)9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16
dnsmaster3.siovps.eu 2a02:2a08:240:0:aff7:9a32:3b67:ea56NOERROR, 17 ms, authoritativenoyes / yesALLOWED (40 records)9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16

Checks

  • ✓ All respond #14
    All 4 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.
  • !
    Software version disclosed
    These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: dnsmaster.siovps.be: "9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16"; dnsmaster2.siovps.be: "9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16"; dnsmaster3.siovps.eu: "9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.16". Hide or replace the version string.
    #17
  • ✗
    Zone transfer allowed
    These nameservers send the complete zone to anyone who asks (AXFR), exposing all host names: dnsmaster.siovps.be (116.203.206.244): 40 records; dnsmaster2.siovps.be (116.203.111.229): 40 records; dnsmaster3.siovps.eu (185.58.97.78): 40 records; dnsmaster3.siovps.eu (2a02:2a08:240:0:aff7:9a32:3b67:ea56): 40 records. Restrict zone transfers to your secondary servers.
    #18
  • ✓ 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 2026101900 · primary dnsmaster.siovps.be

Found

Primary (MNAME)
dnsmaster.siovps.be
Contact (RNAME)
postmaster.medibib.be
Serial
2026101900
Refresh / retry
3600 s / 7200 s
Expire
1209600 s
Negative TTL
86400 s

Serial per nameserver

NameserverSerial
dnsmaster.siovps.be (116.203.206.244)2026101900
dnsmaster2.siovps.be (116.203.111.229)2026101900
dnsmaster3.siovps.eu (185.58.97.78)2026101900
dnsmaster3.siovps.eu (2a02:2a08:240:0:aff7:9a32:3b67:ea56)2026101900

Checks

  • ✓ Serial 2026101900 everywhere #22
    All nameservers serve the same version of the zone.
  • !
    Unusual SOA timers
    retry 2h should be shorter than refresh 1h. Current values: refresh 1h, retry 2h, expire 14d, negative TTL 1d.
    #23
  • ✓ Primary is a public nameserver #24
    The primary nameserver dnsmaster.siovps.be is one of the listed nameservers.
  • ✓ Contact postmaster@medibib.be #25
    The SOA RNAME postmaster.medibib.be means postmaster@medibib.be.
  • ✓ Date-based serial #26
    The serial 2026101900 follows the YYYYMMDDnn convention (2026-10-19).

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

13 records at the apex

Found

Read from
116.203.206.244:53
TypeValueTTL
SOAdnsmaster.siovps.be. postmaster.medibib.be. 2026101900 3600 7200 1209600 8640086400
NSdnsmaster2.siovps.be.86400
NSdnsmaster.siovps.be.86400
NSdnsmaster3.siovps.eu.86400
A194.42.75.21114400
MX10 alt4.aspmx.l.google.com.14400
MX1 aspmx.l.google.com.14400
MX10 alt3.aspmx.l.google.com.14400
MX5 alt1.aspmx.l.google.com.14400
MX5 alt2.aspmx.l.google.com.14400
TXT"google-site-verification=sTzYmB_cJuu7RVvbviXM7RzFgsGZPDozVDbDqm7jwkc"3600
TXT"klaviyo-site-verification=RxACM2"3600
TXT"v=spf1 +a +mx +ip4:116.203.130.61 include:spf.mandrillapp.com include:_spf.google.com -all"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 4h, MX 4h, NS 1d.
  • ✓ 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