renater.fr

Checked 22 October 2026, 05:00 UTC · via 8.8.8.8
!Passed with warnings
26 passed 2 warnings 0 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
dns-3.dfn.de, ns1.renater.fr, ns2.renater.fr, ns4.cnrs.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

pass

dns-3.dfn.de, ns1.renater.fr, ns2.renater.fr, ns4.cnrs.fr

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
dns-3.dfn.de, ns1.renater.fr, ns2.renater.fr, ns4.cnrs.fr
NS in the zone
dns-3.dfn.de, ns1.renater.fr, ns2.renater.fr, ns4.cnrs.fr
NameserverAddressesNetwork (AS)Glue
dns-3.dfn.de193.174.75.58 2001:638:d:b103::1AS680 DFN - Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE AS680 DFN - Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE-
ns1.renater.fr193.49.159.2 2001:660:3001:4002::2AS2200 FR-RENATER - Renater, FR AS2200 FR-RENATER - Renater, FR193.49.159.2 2001:660:3001:4002::2
ns2.renater.fr193.49.159.9 2001:660:3001:4002::9AS2200 FR-RENATER - Renater, FR AS2200 FR-RENATER - Renater, FR193.49.159.9 2001:660:3001:4002::9
ns4.cnrs.fr195.220.197.11 2001:660:500a:2210::11AS2200 FR-RENATER - Renater, FR AS2200 FR-RENATER - Renater, FR-

Checks

  • ✓ 4 nameservers #6
    Delegated to dns-3.dfn.de, ns1.renater.fr, ns2.renater.fr, ns4.cnrs.fr.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • ✓ Glue present and correct #8
    Glue is published for the nameservers inside the zone: ns1.renater.fr, ns2.renater.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 3 IPv4 /24s and 3 IPv6 /48s.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS2200 (FR-RENATER - Renater, FR): 6 addresses; AS680 (DFN - Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE): 2 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .de, .fr.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

info

8 of 8 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
dns-3.dfn.de 193.174.75.58NOERROR, 9 ms, authoritativenoyes / yesrefused0
dns-3.dfn.de 2001:638:d:b103::1NOERROR, 8 ms, authoritativenoyes / yesrefused0
ns1.renater.fr 193.49.159.2NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns1.renater.fr 2001:660:3001:4002::2NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns2.renater.fr 193.49.159.9NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns2.renater.fr 2001:660:3001:4002::9NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns4.cnrs.fr 195.220.197.11NOERROR, 17 ms, authoritativenoyes / yesrefusedSECRET
ns4.cnrs.fr 2001:660:500a:2210::11NOERROR, 19 ms, authoritativenoyes / yesrefusedSECRET

Checks

  • ✓ All respond #14
    All 8 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: dns-3.dfn.de: "0"; ns4.cnrs.fr: "SECRET".
    #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 2016441417 · primary ns1.renater.fr

Found

Primary (MNAME)
ns1.renater.fr
Contact (RNAME)
hostmaster.renater.fr
Serial
2016441417
Refresh / retry
21600 s / 3600 s
Expire
3600000 s
Negative TTL
172800 s

Serial per nameserver

NameserverSerial
dns-3.dfn.de (193.174.75.58)2016441417
dns-3.dfn.de (2001:638:d:b103::1)2016441417
ns1.renater.fr (193.49.159.2)2016441417
ns1.renater.fr (2001:660:3001:4002::2)2016441417
ns2.renater.fr (193.49.159.9)2016441417
ns2.renater.fr (2001:660:3001:4002::9)2016441417
ns4.cnrs.fr (195.220.197.11)2016441417
ns4.cnrs.fr (2001:660:500a:2210::11)2016441417

Checks

  • ✓ Serial 2016441417 everywhere #22
    All nameservers serve the same version of the zone.
  • !
    Unusual SOA timers
    negative caching TTL (minimum) 2d is outside 5m–1d (RFC 2308 recommends 1–3 hours). Current values: refresh 6h, retry 1h, expire 1000h, negative TTL 2d.
    #23
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1.renater.fr is one of the listed nameservers.
  • ✓ Contact hostmaster@renater.fr #25
    The SOA RNAME hostmaster.renater.fr means hostmaster@renater.fr.
  • ✓ Timestamp serial #26
    The serial 2016441417 is a Unix timestamp (2033-11-24 10:36 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

12 records at the apex

Found

Read from
193.174.75.58:53
TypeValueTTL
SOAns1.renater.fr. hostmaster.renater.fr. 2016441417 21600 3600 3600000 172800300
NSdns-3.dfn.de.86400
NSns2.renater.fr.86400
NSns1.renater.fr.86400
NSns4.cnrs.fr.86400
MX50 mx1.relay.renater.fr.300
MX50 mx2.relay.renater.fr.300
TXT"google-site-verification=7ebxXjshjFILEy9AL2vYlYt0QHfPjvk_HrD1MlkLhjg"300
TXT"v=spf1 include:spf.renater.fr include:spf.universalistes.renater.fr include:spf.partage.renater.fr include:spf.relay.renater.fr ~all"300
CAA0 issuewild "harica.gr"3600
CAA0 issue "harica.gr"3600
CAA0 iodef "mailto:tcs@renater.fr"3600

Checks

  • ✓ TTLs within range #32
    TTLs: MX 5m, 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.
  • ✓ CAA restricts issuance #35
    Certificates may be issued by: harica.gr.