villedebuc.fr

Checked 22 October 2026, 05:54 UTC · via 8.8.8.8
!Passed with warnings
24 passed 2 warnings 0 failed 5 info

Registration

info

.fr country-code · FRENCH CONNEXION · expires 2032-02-10

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
FRENCH CONNEXION
Registered
10 February 2022
Last changed
24 December 2022
Expires
10 February 2032
Status
active
Registry nameservers
dns2.french-connexion.com, dns70.domaine.fr
RDAP server
https://rdap.nic.fr/

Checks

  • i
    .fr 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
    .fr is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2032-02-10 #3
    The registration is valid until 2032-02-10 (1937 days).
  • i
    No transfer lock
    The domain has no transfer lock (status: active). A registrar lock protects against unauthorized transfers.
    #4
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

info

dns2.french-connexion.com, dns70.domaine.fr

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
dns2.french-connexion.com, dns70.domaine.fr
NS in the zone
dns2.french-connexion.com, dns70.domaine.fr
NameserverAddressesNetwork (AS)Glue
dns2.french-connexion.com140.150.197.88AS7393 CYBERCON - CYBERCON, INC., US-
dns70.domaine.fr151.80.25.48 2001:41d0:c:1030::AS16276 OVH - OVH SAS, FR AS16276 OVH - OVH SAS, FR-

Checks

  • i
    2 nameservers
    Two nameservers meet the minimum; RFC 2182 recommends three or more for important zones: dns2.french-connexion.com, dns70.domaine.fr.
    #6
  • ✓ 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 2 IPv4 /24s and 1 IPv6 /48.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS16276 (OVH - OVH SAS, FR): 2 addresses; AS7393 (CYBERCON - CYBERCON, INC., US): 1 address.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .com, .fr.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: dns2.french-connexion.com.
    #13

Nameservers

warn

3 of 3 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
dns2.french-connexion.com 140.150.197.88NOERROR, 119 ms, authoritativenoyes / yesrefused9.16.8-Ubuntu
dns70.domaine.fr 151.80.25.48NOERROR, 16 ms, authoritativenoyes / yesrefusednone
dns70.domaine.fr 2001:41d0:c:1030::NOERROR, 16 ms, authoritativenoyes / yesrefusednone

Checks

  • ✓ All respond #14
    All 3 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: dns2.french-connexion.com: "9.16.8-Ubuntu". Hide or replace the version string.
    #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 2025110601 · primary dns70.domaine.fr

Found

Primary (MNAME)
dns70.domaine.fr
Contact (RNAME)
informatique.mairie-buc.fr
Serial
2025110601
Refresh / retry
10800 s / 3600 s
Expire
604800 s
Negative TTL
10800 s

Serial per nameserver

NameserverSerial
dns2.french-connexion.com (140.150.197.88)2025110601
dns70.domaine.fr (151.80.25.48)2025110601
dns70.domaine.fr (2001:41d0:c:1030::)2025110601

Checks

  • ✓ Serial 2025110601 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 3h, retry 1h, expire 7d, negative TTL 3h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver dns70.domaine.fr is one of the listed nameservers.
  • ✓ Contact informatique@mairie-buc.fr #25
    The SOA RNAME informatique.mairie-buc.fr means informatique@mairie-buc.fr.
  • ✓ Date-based serial #26
    The serial 2025110601 follows the YYYYMMDDnn convention (2025-11-06).

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

7 records at the apex

Found

Read from
140.150.197.88:53
TypeValueTTL
SOAdns70.domaine.fr. informatique.mairie-buc.fr. 2025110601 10800 3600 604800 1080086400
NSdns2.french-connexion.com.86400
NSdns70.domaine.fr.86400
A146.59.185.2486400
MX10 mail.villedebuc.fr.86400
TXT"Sendinblue-code:815efa9fb7164d221cf28bccd5e93f62"86400
TXT"v=spf1 a mx a:dns70.domaine.fr include:spf.brevo.com mx -all"86400

Checks

  • ✓ TTLs within range #32
    TTLs: A 1d, MX 1d, 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