universite-paris-saclay.fr

Checked 22 October 2026, 05:37 UTC · via 8.8.8.8
!Passed with warnings
27 passed 1 warning 0 failed 3 info

Registration

info

.fr country-code · OVH · expires 2027-07-07

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
OVH
Registered
29 November 2010
Last changed
31 August 2026
Expires
7 July 2027
Status
active
Registry nameservers
dns1.u-psud.fr, dns2.u-psud.fr, ext.upsaclay.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 2027-07-07 #3
    The registration is valid until 2027-07-07 (258 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

dns1.u-psud.fr, dns2.u-psud.fr, ext.upsaclay.net

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
dns1.u-psud.fr, dns2.u-psud.fr, ext.upsaclay.net
NS in the zone
dns1.u-psud.fr, dns2.u-psud.fr, ext.upsaclay.net
NameserverAddressesNetwork (AS)Glue
dns1.u-psud.fr129.175.34.24 2001:660:3201::2AS2269 FR-U-PARISSUD-ORSAY - Renater, EU AS2200 FR-RENATER - Renater, FR129.175.34.24 2001:660:3201::2
dns2.u-psud.fr129.175.36.26 2001:660:3201::3AS2269 FR-U-PARISSUD-ORSAY - Renater, EU AS2200 FR-RENATER - Renater, FR129.175.36.26 2001:660:3201::3
ext.upsaclay.net51.75.134.210 2001:41d0:403:22d2::1AS16276 OVH - OVH SAS, FR AS16276 OVH - OVH SAS, FR-

Checks

  • ✓ 3 nameservers #6
    Delegated to dns1.u-psud.fr, dns2.u-psud.fr, ext.upsaclay.net.
  • ✓ 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 3 IPv4 /24s and 2 IPv6 /48s.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS16276 (OVH - OVH SAS, FR): 2 addresses; AS2200 (FR-RENATER - Renater, FR): 2 addresses; AS2269 (FR-U-PARISSUD-ORSAY - Renater, EU): 2 addresses.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .fr, .net.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

pass

6 of 6 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
dns1.u-psud.fr 129.175.34.24NOERROR, 15 ms, authoritativenoyes / yesrefused-
dns1.u-psud.fr 2001:660:3201::2NOERROR, 14 ms, authoritativenoyes / yesrefused-
dns2.u-psud.fr 129.175.36.26NOERROR, 14 ms, authoritativenoyes / yesrefused-
dns2.u-psud.fr 2001:660:3201::3NOERROR, 16 ms, authoritativenoyes / yesrefused-
ext.upsaclay.net 51.75.134.210NOERROR, 6 ms, authoritativenoyes / yesrefused-
ext.upsaclay.net 2001:41d0:403:22d2::1NOERROR, 6 ms, authoritativenoyes / yesrefused-

Checks

  • ✓ All respond #14
    All 6 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

pass

serial 2019037631 · primary dns1.u-psud.fr

Found

Primary (MNAME)
dns1.u-psud.fr
Contact (RNAME)
dns.u-psud.fr
Serial
2019037631
Refresh / retry
1200 s / 300 s
Expire
1209600 s
Negative TTL
3600 s

Serial per nameserver

NameserverSerial
dns1.u-psud.fr (129.175.34.24)2019037631
dns1.u-psud.fr (2001:660:3201::2)2019037631
dns2.u-psud.fr (129.175.36.26)2019037631
dns2.u-psud.fr (2001:660:3201::3)2019037631
ext.upsaclay.net (51.75.134.210)2019037631
ext.upsaclay.net (2001:41d0:403:22d2::1)2019037631

Checks

  • ✓ Serial 2019037631 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 20m, retry 5m, expire 14d, negative TTL 1h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver dns1.u-psud.fr is one of the listed nameservers.
  • ✓ Contact dns@u-psud.fr #25
    The SOA RNAME dns.u-psud.fr means dns@u-psud.fr.
  • ✓ Timestamp serial #26
    The serial 2019037631 is a Unix timestamp (2033-12-24 11:47 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

19 records at the apex

Found

Read from
129.175.34.24:53
TypeValueTTL
SOAdns1.u-psud.fr. dns.u-psud.fr. 2019037631 1200 300 1209600 36003600
NSdns1.u-psud.fr.3600
NSext.upsaclay.net.3600
NSdns2.u-psud.fr.3600
A129.175.212.1463600
MX0 mx1.u-psud.fr.900
MX0 mx2.u-psud.fr.900
TXT"HARICA-q81RfTaa8CEs98dOZkt"3600
TXT"MS=ms97138953"3600
TXT"vdpf54xs9xkc5hvtwlddpqy5jmc0rl9m"3600
TXT"apple-domain-verification=XRAG02xPdzORElnO"3600
TXT"v=spf1 mx ip4:129.175.213.0/25 ip4:129.175.213.128/32 ip4:129.175.212.64/29 include:spf.protection.outlook.com include:spf.jobaffinity.fr include:spf.saclay.cblue.be include:spfa.alinto.net include:sendgrid.net ~all"3600
TXT"MS=A8AAAAD643DF5E8CDC7B89FA2DFFF84542BE116E"3600
TXT"IrnP6m/egnlzG4pdqvTv+qGIb3E="3600
TXT"d3820042f0694c4ab38bd6714615b35d"3600
TXT"nintex.68f0de120c35dca279e07e25"3600
TXT"DirectFedAuthUrl=https://adfs.universite-paris-saclay.fr/adfs/ls/"3600
TXT"google-site-verification=qLNn00g-utdXO5ngls5ue_Cas-BbzbuTKCV7BMTbwwA"3600
TXT"HARICA-r5KfEGNp6JEUku6te0W"3600

Checks

  • ✓ TTLs within range #32
    TTLs: A 1h, MX 15m, 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