univ-paris1.fr

Checked 22 October 2026, 05:36 UTC · via 8.8.8.8
!Passed with warnings
26 passed 1 warning 0 failed 4 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
2 March 2026
Expires
31 December 2026
Status
active
Registry nameservers
ns1.univ-paris1.fr, ns2.univ-paris1.fr, ns3.univ-paris1.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

info

ns1.univ-paris1.fr, ns2.univ-paris1.fr, ns3.univ-paris1.fr

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
ns1.univ-paris1.fr, ns2.univ-paris1.fr, ns3.univ-paris1.fr
NS in the zone
ns1.univ-paris1.fr, ns2.univ-paris1.fr, ns3.univ-paris1.fr
NameserverAddressesNetwork (AS)Glue
ns1.univ-paris1.fr193.55.96.6 2001:660:3305::6AS2200 FR-RENATER - Renater, FR AS2200 FR-RENATER - Renater, FR193.55.96.6 2001:660:3305::6
ns2.univ-paris1.fr193.55.97.22 2001:660:3311:4000::22AS2200 FR-RENATER - Renater, FR AS2200 FR-RENATER - Renater, FR193.55.97.22 2001:660:3311:4000::22
ns3.univ-paris1.fr172.211.111.23AS8075 MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US172.211.111.23

Checks

  • ✓ 3 nameservers #6
    Delegated to ns1.univ-paris1.fr, ns2.univ-paris1.fr, ns3.univ-paris1.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.univ-paris1.fr, ns2.univ-paris1.fr, ns3.univ-paris1.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 2 IPv6 /48s.
  • ✓ 2 autonomous systems #11
    The nameservers are spread over: AS2200 (FR-RENATER - Renater, FR): 4 addresses; AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US): 1 address.
  • i
    All nameserver names under .fr
    All nameserver names are under one TLD, so a problem with that TLD also makes the nameservers unreachable. Some operators use names under two TLDs for extra resilience.
    #12
  • i
    Partly IPv6
    These nameservers have no IPv6 address: ns3.univ-paris1.fr.
    #13

Nameservers

pass

5 of 5 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
ns1.univ-paris1.fr 193.55.96.6NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns1.univ-paris1.fr 2001:660:3305::6NOERROR, 18 ms, authoritativenoyes / yesrefused-
ns2.univ-paris1.fr 193.55.97.22NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns2.univ-paris1.fr 2001:660:3311:4000::22NOERROR, 14 ms, authoritativenoyes / yesrefused-
ns3.univ-paris1.fr 172.211.111.23NOERROR, 11 ms, authoritativenoyes / yesrefused-

Checks

  • ✓ All respond #14
    All 5 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 2026023676 · primary ns1.univ-paris1.fr

Found

Primary (MNAME)
ns1.univ-paris1.fr
Contact (RNAME)
hostmaster.univ-paris1.fr
Serial
2026023676
Refresh / retry
21600 s / 3600 s
Expire
3600000 s
Negative TTL
7200 s

Serial per nameserver

NameserverSerial
ns1.univ-paris1.fr (193.55.96.6)2026023676
ns1.univ-paris1.fr (2001:660:3305::6)2026023676
ns2.univ-paris1.fr (193.55.97.22)2026023676
ns2.univ-paris1.fr (2001:660:3311:4000::22)2026023676
ns3.univ-paris1.fr (172.211.111.23)2026023676

Checks

  • ✓ Serial 2026023676 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 6h, retry 1h, expire 1000h, negative TTL 2h.
  • ✓ Primary is a public nameserver #24
    The primary nameserver ns1.univ-paris1.fr is one of the listed nameservers.
  • ✓ Contact hostmaster@univ-paris1.fr #25
    The SOA RNAME hostmaster.univ-paris1.fr means hostmaster@univ-paris1.fr.
  • ✓ Timestamp serial #26
    The serial 2026023676 is a Unix timestamp (2034-03-15 08:21 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

17 records at the apex

Found

Read from
193.55.96.6:53
TypeValueTTL
SOAns1.univ-paris1.fr. hostmaster.univ-paris1.fr. 2026023676 21600 3600 3600000 72007200
NSns1.univ-paris1.fr.7200
NSns2.univ-paris1.fr.7200
NSns3.univ-paris1.fr.7200
A193.55.96.237200
AAAA2001:660:3305::237200
MX10 mx2.univ-paris1.fr.7200
MX10 mx1.univ-paris1.fr.7200
TXT"v=spf1 include:_spf.univ-paris1.fr ?include:spf.protection.outlook.com -all"3600
TXT"jamf-site-verification=I4I0LUyr6NElakty2GlPgA"3600
TXT"Mj4066066"3600
TXT"apple-domain-verification=Ktx8LJThfoh9w5K8"3600
TXT"HARICA-iUZEt78xGPeVWtZrXe0"3600
TXT"zoom=8684167"3600
TXT"google-site-verification=ZycAi1Z200vXfhXvbGheWFsCXDAwBsLxcAvKeF-BwVM"3600
TXT"google-site-verification=dyN0TXjXB-DbajRmhDA3wB0--2lfBSfkx4vXPAtjHNQ"3600
CAA0 issue "harica.gr"7200

Checks

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