sirene.fr

Checked 22 October 2026, 05:14 UTC · via 8.8.8.8
!Passed with warnings
25 passed 2 warnings 0 failed 4 info

Registration

info

.fr country-code · CSC CORPORATE DOMAINS INC. · expires 2027-07-19

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
CSC CORPORATE DOMAINS INC.
Registered
19 July 2004
Last changed
20 July 2026
Expires
19 July 2027
Status
server update prohibited, server transfer prohibited, server delete prohibited, server recover prohibited
Registry nameservers
ns1.insee.fr, ns2.insee.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com
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 2027-07-19 #3
    The registration is valid until 2027-07-19 (270 days).
  • ✓ Transfer locked #4
    Registry status: server update prohibited, server transfer prohibited, server delete prohibited, server recover prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

info

ns1.insee.fr, ns2.insee.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
ns1.insee.fr, ns2.insee.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com
NS in the zone
ns1.insee.fr, ns2.insee.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com
NameserverAddressesNetwork (AS)Glue
ns1.insee.fr194.254.37.129AS2200 FR-RENATER - Renater, FR194.254.37.129
ns2.insee.fr143.196.255.130AS60855 DISIC-RIE-AS - LA DIRECTION INTERMINISTERIELLE DU NUMERIQUE, FR143.196.255.130
nsa.perf1.fr81.92.94.100 2a01:c8:100::100AS20756 NAMESHIELD - NAMESHIELD SAS, FR AS20756 NAMESHIELD - NAMESHIELD SAS, FR81.92.94.100 2a01:c8:100::100
nsb.perf1.com81.92.95.100 2a01:c8:101::100AS20756 NAMESHIELD - NAMESHIELD SAS, FR AS20756 NAMESHIELD - NAMESHIELD SAS, FR-
nsc.perf1.com152.89.172.100 2a09:35c0:102::100AS209510 NAMESHIELDGRP - NAMESHIELD SAS, FR AS209510 NAMESHIELDGRP - NAMESHIELD SAS, FR-

Checks

  • ✓ 5 nameservers #6
    Delegated to ns1.insee.fr, ns2.insee.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com.
  • ✓ 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 5 IPv4 /24s and 3 IPv6 /48s.
  • ✓ 4 autonomous systems #11
    The nameservers are spread over: AS20756 (NAMESHIELD - NAMESHIELD SAS, FR): 4 addresses; AS209510 (NAMESHIELDGRP - NAMESHIELD SAS, FR): 2 addresses; AS2200 (FR-RENATER - Renater, FR): 1 address; AS60855 (DISIC-RIE-AS - LA DIRECTION INTERMINISTERIELLE DU NUMERIQUE, FR): 1 address.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .com, .fr.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: ns1.insee.fr, ns2.insee.fr.
    #13

Nameservers

info

8 of 8 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns1.insee.fr 194.254.37.129NOERROR, 15 ms, authoritativenoyes / yesrefused-
ns2.insee.fr 143.196.255.130NOERROR, 26 ms, authoritativenoyes / yesrefused-
nsa.perf1.fr 81.92.94.100NOERROR, 3 ms, authoritativenoyes / yesrefusedSecure
nsa.perf1.fr 2a01:c8:100::100NOERROR, 9 ms, authoritativenoyes / yesrefusedSecure
nsb.perf1.com 81.92.95.100NOERROR, 4 ms, authoritativenoyes / yesrefusedSecure
nsb.perf1.com 2a01:c8:101::100NOERROR, 10 ms, authoritativenoyes / yesrefusedSecure
nsc.perf1.com 152.89.172.100NOERROR, 4 ms, authoritativenoyes / yesrefusedSecure
nsc.perf1.com 2a09:35c0:102::100NOERROR, 4 ms, authoritativenoyes / yesrefusedSecure

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: nsa.perf1.fr: "Secure"; nsb.perf1.com: "Secure"; nsc.perf1.com: "Secure".
    #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 2026040354 · primary ns1.insee.fr

Found

Primary (MNAME)
ns1.insee.fr
Contact (RNAME)
postmaster.insee.fr
Serial
2026040354
Refresh / retry
86400 s / 7200 s
Expire
3600000 s
Negative TTL
172800 s

Serial per nameserver

NameserverSerial
ns1.insee.fr (194.254.37.129)2026040354
ns2.insee.fr (143.196.255.130)2026040354
nsa.perf1.fr (81.92.94.100)2026040354
nsa.perf1.fr (2a01:c8:100::100)2026040354
nsb.perf1.com (81.92.95.100)2026040354
nsb.perf1.com (2a01:c8:101::100)2026040354
nsc.perf1.com (152.89.172.100)2026040354
nsc.perf1.com (2a09:35c0:102::100)2026040354

Checks

  • ✓ Serial 2026040354 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 1d, retry 2h, expire 1000h, negative TTL 2d.
    #23
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1.insee.fr is one of the listed nameservers.
  • ✓ Contact postmaster@insee.fr #25
    The SOA RNAME postmaster.insee.fr means postmaster@insee.fr.
  • ✓ Date-based serial #26
    The serial 2026040354 follows the YYYYMMDDnn convention (2026-04-03).

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

10 records at the apex

Found

Read from
194.254.37.129:53
TypeValueTTL
SOAns1.insee.fr. postmaster.insee.fr. 2026040354 86400 7200 3600000 172800900
NSns2.insee.fr.900
NSnsb.perf1.com.900
NSnsc.perf1.com.900
NSns1.insee.fr.900
NSnsa.perf1.fr.900
MX40 freyja2.insee.fr.900
MX10 heimdall.insee.fr.900
MX20 freyja.insee.fr.900
MX30 heimdall2.insee.fr.900

Checks

  • ✓ TTLs within range #32
    TTLs: MX 15m, NS 15m. The NS TTL at the parent is 1h and in the zone 15m; 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