in2p3.fr

Checked 22 October 2026, 03:27 UTC · via 8.8.8.8
✗Problems found
24 passed 3 warnings 1 failed 3 info

Registration

info

.fr country-code · GIP RENATER · expires 2026-12-31

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
GIP RENATER
Registered
31 December 1994
Last changed
31 January 2026
Expires
31 December 2026
Status
active
Registry nameservers
ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr, ext-dns-2.cern.ch, ns2.nic.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 2026-12-31 #3
    The registration is valid until 2026-12-31 (70 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

warn

ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr, ext-dns-2.cern.ch, ns2.nic.fr

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr, ext-dns-2.cern.ch, ns2.nic.fr
NS in the zone
adminlinuxs.ijclab.in2p3.fr, ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr, ext-dns-2.cern.ch, ns2.nic.fr
NameserverAddressesNetwork (AS)Glue
adminlinuxs.ijclab.in2p3.fr (zone only)134.158.88.78 2001:660:3024:101:134:158:79:78AS789 IN2P3 - Renater, EU AS2200 FR-RENATER - Renater, FR-
ccpntc3.in2p3.fr134.158.69.191AS789 IN2P3 - Renater, EU134.158.69.191
ccpnvx.in2p3.fr134.158.69.104AS789 IN2P3 - Renater, EU134.158.69.104
dns.ens-lyon.fr140.77.167.2AS1945 FR-LyRES - Renater, EU140.77.167.2
ext-dns-2.cern.ch192.91.245.85 2001:1458:1:2::100:85AS513 CERN - CERN - European Organization for Nuclear Research, CH AS513 CERN - CERN - European Organization for Nuclear Research, CH-
ns2.nic.fr192.93.0.4 2001:660:3005:1::1:2AS2486 NIC-FR-DNS-UNICAST-PARIS2 - AFNIC (Association Francaise pour le Nommage Internet en Cooperation), FR AS2486 NIC-FR-DNS-UNICAST-PARIS2 - AFNIC (Association Francaise pour le Nommage Internet en Cooperation), FR-

Checks

  • ✓ 5 nameservers #6
    Delegated to ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr, ext-dns-2.cern.ch, ns2.nic.fr.
  • !
    NS sets differ
    The nameservers at the parent and in the zone should be the same. Only in the zone: adminlinuxs.ijclab.in2p3.fr. adminlinuxs.ijclab.in2p3.fr, ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr, ext-dns-2.cern.ch, ns2.nic.fr report NS adminlinuxs.ijclab.in2p3.fr ccpntc3.in2p3.fr ccpnvx.in2p3.fr dns.ens-lyon.fr ext-dns-2.cern.ch ns2.nic.fr.
    #7
  • ✓ Glue present and correct #8
    Glue is published for the nameservers inside the zone: ccpntc3.in2p3.fr, ccpnvx.in2p3.fr.
  • ✓ 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 5 IPv4 /24s and 3 IPv6 /48s.
  • ✓ 5 autonomous systems #11
    The nameservers are spread over: AS1945 (FR-LyRES - Renater, EU): 1 address; AS2200 (FR-RENATER - Renater, FR): 1 address; AS2486 (NIC-FR-DNS-UNICAST-PARIS2 - AFNIC (Association Francaise pour le Nommage Internet en Cooperation), FR): 2 addresses; AS513 (CERN - CERN - European Organization for Nuclear Research, CH): 2 addresses; AS789 (IN2P3 - Renater, EU): 3 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .ch, .fr.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: ccpntc3.in2p3.fr, ccpnvx.in2p3.fr, dns.ens-lyon.fr.
    #13

Nameservers

fail

9 of 9 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
adminlinuxs.ijclab.in2p3.fr 134.158.88.78NOERROR, 14 ms, authoritativenoyes / yesALLOWED (42534 records)9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.4
adminlinuxs.ijclab.in2p3.fr 2001:660:3024:101:134:158:79:78NOERROR, 14 ms, authoritativenoyes / yesALLOWED (42534 records)9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.4
ccpntc3.in2p3.fr 134.158.69.191NOERROR, 19 ms, authoritativenoyes / yesrefused-
ccpnvx.in2p3.fr 134.158.69.104NOERROR, 19 ms, authoritativenoyes / yesrefused-
dns.ens-lyon.fr 140.77.167.2NOERROR, 17 ms, authoritativenoyes / yesrefused9.18.49-1~deb12u2-Debian
ext-dns-2.cern.ch 192.91.245.85NOERROR, 17 ms, authoritativenoyes / yesrefusedUNKNOWN
ext-dns-2.cern.ch 2001:1458:1:2::100:85NOERROR, 17 ms, authoritativenoyes / yesrefusedUNKNOWN
ns2.nic.fr 192.93.0.4NOERROR, 13 ms, authoritativenoyes / yesrefusedPlease contact dnsops@afnic.fr
ns2.nic.fr 2001:660:3005:1::1:2NOERROR, 16 ms, authoritativenoyes / yesrefusedPlease contact dnsops@afnic.fr

Checks

  • ✓ All respond #14
    All 9 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: adminlinuxs.ijclab.in2p3.fr: "9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.4"; dns.ens-lyon.fr: "9.18.49-1~deb12u2-Debian". 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: adminlinuxs.ijclab.in2p3.fr (134.158.88.78): 42534 records; adminlinuxs.ijclab.in2p3.fr (2001:660:3024:101:134:158:79:78): 42534 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

pass

serial 2018281452 · primary ccpntc3.in2p3.fr

Found

Primary (MNAME)
ccpntc3.in2p3.fr
Contact (RNAME)
telecom.cc.in2p3.fr
Serial
2018281452
Refresh / retry
7200 s / 1200 s
Expire
2000000 s
Negative TTL
7200 s

Serial per nameserver

NameserverSerial
adminlinuxs.ijclab.in2p3.fr (134.158.88.78)2018281452
adminlinuxs.ijclab.in2p3.fr (2001:660:3024:101:134:158:79:78)2018281452
ccpntc3.in2p3.fr (134.158.69.191)2018281452
ccpnvx.in2p3.fr (134.158.69.104)2018281452
dns.ens-lyon.fr (140.77.167.2)2018281452
ext-dns-2.cern.ch (192.91.245.85)2018281452
ext-dns-2.cern.ch (2001:1458:1:2::100:85)2018281452
ns2.nic.fr (192.93.0.4)2018281452
ns2.nic.fr (2001:660:3005:1::1:2)2018281452

Checks

  • ✓ Serial 2018281452 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 2h, retry 20m, expire 555h33m20s, negative TTL 2h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver ccpntc3.in2p3.fr is one of the listed nameservers.
  • ✓ Contact telecom@cc.in2p3.fr #25
    The SOA RNAME telecom.cc.in2p3.fr means telecom@cc.in2p3.fr.
  • ✓ Timestamp serial #26
    The serial 2018281452 is a Unix timestamp (2033-12-15 17:44 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

pass

14 records at the apex

Found

Read from
134.158.88.78:53
TypeValueTTL
SOAccpntc3.in2p3.fr. telecom.cc.in2p3.fr. 2018281452 7200 1200 2000000 72007200
NSns2.nic.fr.7200
NSdns.ens-lyon.fr.7200
NSccpnvx.in2p3.fr.7200
NSext-dns-2.cern.ch.7200
NSadminlinuxs.ijclab.in2p3.fr.7200
NSccpntc3.in2p3.fr.7200
MX10 mx1.in2p3.fr.7200
MX10 mx2.in2p3.fr.7200
TXT"v=spf1 include:spf.in2p3.fr ?all"3600
TXT"HARICA-CfrBcH5HgX8Y5coPyLk"3600
TXT"google-site-verification=e4izz5_c0pUB3unVojp3P7UklYMRC-b-NYZndobLSNA"3600
CAA0 issue "harica.gr"3600
CAA0 issue "letsencrypt.org"3600

Checks

  • ✓ TTLs within range #32
    TTLs: MX 2h, NS 2h. The NS TTL at the parent is 1h and in the zone 2h; 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.
  • ✓ CAA restricts issuance #35
    Certificates may be issued by: harica.gr, letsencrypt.org.