irsn.fr

Checked 22 October 2026, 03:32 UTC · via 8.8.8.8
!Passed with warnings
25 passed 1 warning 0 failed 5 info

Registration

info

.fr country-code · GIP RENATER · expires 2027-03-07

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
GIP RENATER
Registered
7 March 2002
Last changed
30 April 2026
Expires
7 March 2027
Status
active
Registry nameservers
arlet.irsn.fr, arou.irsn.fr, ns-1179.awsdns-19.org, ns-1764.awsdns-28.co.uk, ns-384.awsdns-48.com, ns-756.awsdns-30.net
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 2027-03-07 #3
    The registration is valid until 2027-03-07 (136 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

arlet.irsn.fr, arou.irsn.fr, ns-1179.awsdns-19.org, ns-1764.awsdns-28.co.uk, ns-384.awsdns-48.com, ns-756.awsdns-30.net

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
arlet.irsn.fr, arou.irsn.fr, ns-1179.awsdns-19.org, ns-1764.awsdns-28.co.uk, ns-384.awsdns-48.com, ns-756.awsdns-30.net
NS in the zone
arlet.irsn.fr, arou.irsn.fr, ns-1179.awsdns-19.org, ns-1764.awsdns-28.co.uk, ns-384.awsdns-48.com, ns-756.awsdns-30.net
NameserverAddressesNetwork (AS)Glue
arlet.irsn.fr81.194.11.22AS2200 FR-RENATER - Renater, FR81.194.11.22
arou.irsn.fr81.194.11.23AS2200 FR-RENATER - Renater, FR81.194.11.23
ns-1179.awsdns-19.org205.251.196.155 2600:9000:5304:9b00::1AS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US-
ns-1764.awsdns-28.co.uk205.251.198.228 2600:9000:5306:e400::1AS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US-
ns-384.awsdns-48.com205.251.193.128 2600:9000:5301:8000::1AS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US-
ns-756.awsdns-30.net205.251.194.244 2600:9000:5302:f400::1AS16509 AMAZON-02 - Amazon.com, Inc., US AS16509 AMAZON-02 - Amazon.com, Inc., US-

Checks

  • ✓ 6 nameservers #6
    Delegated to arlet.irsn.fr, arou.irsn.fr, ns-1179.awsdns-19.org, ns-1764.awsdns-28.co.uk, ns-384.awsdns-48.com, ns-756.awsdns-30.net.
  • ✓ 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: arlet.irsn.fr, arou.irsn.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 4 IPv6 /48s.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS16509 (AMAZON-02 - Amazon.com, Inc., US): 8 addresses; AS2200 (FR-RENATER - Renater, FR): 2 addresses.
  • ✓ Nameserver names under 5 TLDs #12
    Nameserver names use the TLDs .com, .fr, .net, .org, .uk.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: arlet.irsn.fr, arou.irsn.fr.
    #13

Nameservers

pass

10 of 10 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
arlet.irsn.fr 81.194.11.22NOERROR, 55 ms, authoritativenoyes / yesrefused-
arou.irsn.fr 81.194.11.23NOERROR, 16 ms, authoritativenoyes / yesrefused-
ns-1179.awsdns-19.org 205.251.196.155NOERROR, 3 ms, authoritativenoyes / yesrefused-
ns-1179.awsdns-19.org 2600:9000:5304:9b00::1NOERROR, 4 ms, authoritativenoyes / yesrefused-
ns-1764.awsdns-28.co.uk 205.251.198.228NOERROR, 9 ms, authoritativenoyes / yesrefused-
ns-1764.awsdns-28.co.uk 2600:9000:5306:e400::1NOERROR, 9 ms, authoritativenoyes / yesrefused-
ns-384.awsdns-48.com 205.251.193.128NOERROR, 9 ms, authoritativenoyes / yesrefused-
ns-384.awsdns-48.com 2600:9000:5301:8000::1NOERROR, 9 ms, authoritativenoyes / yesrefused-
ns-756.awsdns-30.net 205.251.194.244NOERROR, 3 ms, authoritativenoyes / yesrefused-
ns-756.awsdns-30.net 2600:9000:5302:f400::1NOERROR, 4 ms, authoritativenoyes / yesrefused-

Checks

  • ✓ All respond #14
    All 10 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.
  • ✓ No version disclosed #17
    The nameservers don't reveal their software version.
  • ✓ 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

info

serial 2015033506 · primary r53.irsn.fr

Found

Primary (MNAME)
r53.irsn.fr
Contact (RNAME)
postmaster.irsn.fr
Serial
2015033506
Refresh / retry
21600 s / 600 s
Expire
2419200 s
Negative TTL
3600 s

Serial per nameserver

NameserverSerial
arlet.irsn.fr (81.194.11.22)2015033506
arou.irsn.fr (81.194.11.23)2015033506
ns-1179.awsdns-19.org (205.251.196.155)2015033506
ns-1179.awsdns-19.org (2600:9000:5304:9b00::1)2015033506
ns-1764.awsdns-28.co.uk (205.251.198.228)2015033506
ns-1764.awsdns-28.co.uk (2600:9000:5306:e400::1)2015033506
ns-384.awsdns-48.com (205.251.193.128)2015033506
ns-384.awsdns-48.com (2600:9000:5301:8000::1)2015033506
ns-756.awsdns-30.net (205.251.194.244)2015033506
ns-756.awsdns-30.net (2600:9000:5302:f400::1)2015033506

Checks

  • ✓ Serial 2015033506 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 6h, retry 10m, expire 28d, negative TTL 1h.
  • i
    Hidden master (not resolvable)
    The primary nameserver r53.irsn.fr is not listed as a nameserver and does not resolve publicly: a hidden master, or a placeholder name. Some tools (e.g. dynamic updates) use MNAME to find the primary.
    #24
  • ✓ Contact postmaster@irsn.fr #25
    The SOA RNAME postmaster.irsn.fr means postmaster@irsn.fr.
  • ✓ Timestamp serial #26
    The serial 2015033506 is a Unix timestamp (2033-11-08 03:31 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

info

14 records at the apex

Found

Read from
81.194.11.22:53
TypeValueTTL
SOAr53.irsn.fr. postmaster.irsn.fr. 2015033506 21600 600 2419200 36003600
NSns-756.awsdns-30.net.172800
NSarlet.irsn.fr.172800
NSarou.irsn.fr.172800
NSns-384.awsdns-48.com.172800
NSns-1764.awsdns-28.co.uk.172800
NSns-1179.awsdns-19.org.172800
A51.210.122.1713600
MX10 irsn.in.tmes.trendmicro.eu.300
TXT"e4wxGwAYHgekeaJp0hdB3NJr/SS9YUE0Fhmiw/mjPMb1ABJC9eCZ3zAmFKZ4VkEr2KDYbFiNqQBTTzk8L8XcBw=="300
TXT"MS=AEAED6435EC3E7669294FCFD1EF3AD813E42462B"300
TXT"v=spf1 ip4:81.194.11.17/32 ip4:81.194.11.20/32 include:spf.tmes.trendmicro.com include:spf.protection.outlook.com a:email.certplus.com include:com.datalegaldrive.com include:spf.mailjet.com include:message-business.com ~all"300
TXT"tmes=3ae6ec1f5e30e37b2e29a428f4db88b8"300
TXT"dVpll6t64iSqnsMrL1y3P3U470U="300

Checks

  • ✓ TTLs within range #32
    TTLs: A 1h, MX 5m, NS 2d. The NS TTL at the parent is 1h and in the zone 2d; 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