archi.fr

Checked 22 October 2026, 01:36 UTC · via 8.8.8.8
!Passed with warnings
26 passed 1 warning 0 failed 4 info

Registration

info

.fr country-code · NAMESHIELD · expires 2027-10-17

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
NAMESHIELD
Registered
26 July 1995
Last changed
2 June 2026
Expires
17 October 2027
Status
client transfer prohibited, client delete prohibited
Registry nameservers
a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.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 2027-10-17 #3
    The registration is valid until 2027-10-17 (360 days).
  • ✓ Transfer locked #4
    Registry status: client transfer prohibited, client delete prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

info

a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.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
a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com
NS in the zone
a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.fr, nsa.perf1.fr, nsb.perf1.com, nsc.perf1.com
NameserverAddressesNetwork (AS)Glue
a.ns.developpement-durable.gouv.fr194.5.172.19AS60855 DISIC-RIE-AS - LA DIRECTION INTERMINISTERIELLE DU NUMERIQUE, FR194.5.172.19
b.ns.developpement-durable.gouv.fr194.5.173.19AS60855 DISIC-RIE-AS - LA DIRECTION INTERMINISTERIELLE DU NUMERIQUE, FR194.5.173.19
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 a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.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.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS20756 (NAMESHIELD - NAMESHIELD SAS, FR): 4 addresses; AS209510 (NAMESHIELDGRP - NAMESHIELD SAS, FR): 2 addresses; AS60855 (DISIC-RIE-AS - LA DIRECTION INTERMINISTERIELLE DU NUMERIQUE, FR): 2 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .com, .fr.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.fr.
    #13

Nameservers

info

8 of 8 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
a.ns.developpement-durable.gouv.fr 194.5.172.19NOERROR, 27 ms, authoritativenoyes / yesrefusedunavailable
b.ns.developpement-durable.gouv.fr 194.5.173.19NOERROR, 26 ms, authoritativenoyes / yesrefusedunavailable
nsa.perf1.fr 81.92.94.100NOERROR, 4 ms, authoritativenoyes / yesrefusedSecure
nsa.perf1.fr 2a01:c8:100::100NOERROR, 4 ms, authoritativenoyes / yesrefusedSecure
nsb.perf1.com 81.92.95.100NOERROR, 4 ms, authoritativenoyes / yesrefusedSecure
nsb.perf1.com 2a01:c8:101::100NOERROR, 4 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: a.ns.developpement-durable.gouv.fr: "unavailable"; b.ns.developpement-durable.gouv.fr: "unavailable"; 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

pass

serial 2026101308 · primary a.ns.developpement-durable.gouv.fr

Found

Primary (MNAME)
a.ns.developpement-durable.gouv.fr
Contact (RNAME)
gestiondns-tech.equipement.gouv.fr
Serial
2026101308
Refresh / retry
14400 s / 3600 s
Expire
3000000 s
Negative TTL
3600 s

Serial per nameserver

NameserverSerial
a.ns.developpement-durable.gouv.fr (194.5.172.19)2026101308
b.ns.developpement-durable.gouv.fr (194.5.173.19)2026101308
nsa.perf1.fr (81.92.94.100)2026101308
nsa.perf1.fr (2a01:c8:100::100)2026101308
nsb.perf1.com (81.92.95.100)2026101308
nsb.perf1.com (2a01:c8:101::100)2026101308
nsc.perf1.com (152.89.172.100)2026101308
nsc.perf1.com (2a09:35c0:102::100)2026101308

Checks

  • ✓ Serial 2026101308 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 4h, retry 1h, expire 50000m, negative TTL 1h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver a.ns.developpement-durable.gouv.fr is one of the listed nameservers.
  • ✓ Contact gestiondns-tech@equipement.gouv.fr #25
    The SOA RNAME gestiondns-tech.equipement.gouv.fr means gestiondns-tech@equipement.gouv.fr.
  • ✓ Date-based serial #26
    The serial 2026101308 follows the YYYYMMDDnn convention (2026-10-13).

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

8 records at the apex

Found

Read from
194.5.172.19:53
TypeValueTTL
SOAa.ns.developpement-durable.gouv.fr. gestiondns-tech.equipement.gouv.fr. 2026101308 14400 3600 3000000 360024000
NSnsc.perf1.com.3600
NSnsb.perf1.com.3600
NSa.ns.developpement-durable.gouv.fr.3600
NSb.ns.developpement-durable.gouv.fr.3600
NSnsa.perf1.fr.3600
MX5 ispconfig.archi.fr.86400
TXT"KIS/TODpnQ5whCWWHzWph3eOzO8="3600

Checks

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