universcience.fr

Checked 22 October 2026, 05:37 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 2027-01-26

Found

TLD
.fr (country-code)
ICANN policies apply
no
Registrar
CSC CORPORATE DOMAINS INC.
Registered
19 November 2009
Last changed
27 January 2026
Expires
26 January 2027
Status
active
Registry nameservers
csidns.cite-sciences.fr, csidns2.cite-sciences.fr, spdns3.cscdns.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 2027-01-26 #3
    The registration is valid until 2027-01-26 (96 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

warn

csidns.cite-sciences.fr, csidns2.cite-sciences.fr, spdns3.cscdns.net

Found

Parent zone
fr
Delegation from
d.nic.fr (194.0.9.1)
NS at the parent
csidns.cite-sciences.fr, csidns2.cite-sciences.fr, spdns3.cscdns.net
NS in the zone
csidns.cite-sciences.fr, csidns2.cite-sciences.fr
NameserverAddressesNetwork (AS)Glue
csidns.cite-sciences.fr194.199.143.131AS2200 FR-RENATER - Renater, FR194.199.143.131
csidns2.cite-sciences.fr83.118.219.123AS34177 CELESTE-AS - Celeste SAS, FR83.118.219.123
spdns3.cscdns.net (parent only)156.154.130.100 2610:a1:1022::100AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-

Checks

  • ✓ 3 nameservers #6
    Delegated to csidns.cite-sciences.fr, csidns2.cite-sciences.fr, spdns3.cscdns.net.
  • !
    NS sets differ
    The nameservers at the parent and in the zone should be the same. Only at the parent: spdns3.cscdns.net. csidns.cite-sciences.fr, csidns2.cite-sciences.fr, spdns3.cscdns.net report NS csidns.cite-sciences.fr csidns2.cite-sciences.fr.
    #7
  • ✓ 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 1 IPv6 /48.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS12008 (VERCARA - Vercara, LLC, US): 2 addresses; AS2200 (FR-RENATER - Renater, FR): 1 address; AS34177 (CELESTE-AS - Celeste SAS, FR): 1 address.
  • ✓ Nameserver names under 2 TLDs #12
    Nameserver names use the TLDs .fr, .net.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: csidns.cite-sciences.fr, csidns2.cite-sciences.fr.
    #13

Nameservers

info

4 of 4 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
csidns.cite-sciences.fr 194.199.143.131NOERROR, 17 ms, authoritativenoyes / yesrefused-
csidns2.cite-sciences.fr 83.118.219.123NOERROR, 14 ms, authoritativenoyes / yesrefused-
spdns3.cscdns.net 156.154.130.100NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
spdns3.cscdns.net 2610:a1:1022::100NOERROR, 13 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver

Checks

  • ✓ All respond #14
    All 4 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: spdns3.cscdns.net: "UltraDNS Nameserver".
    #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 464 · primary csidns.cite-sciences.fr

Found

Primary (MNAME)
csidns.cite-sciences.fr
Contact (RNAME)
hostmaster.cite-sciences.fr
Serial
464
Refresh / retry
21600 s / 3600 s
Expire
2592000 s
Negative TTL
900 s

Serial per nameserver

NameserverSerial
csidns.cite-sciences.fr (194.199.143.131)464
csidns2.cite-sciences.fr (83.118.219.123)464
spdns3.cscdns.net (156.154.130.100)464
spdns3.cscdns.net (2610:a1:1022::100)464

Checks

  • ✓ Serial 464 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 6h, retry 1h, expire 30d, negative TTL 15m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver csidns.cite-sciences.fr is one of the listed nameservers.
  • ✓ Contact hostmaster@cite-sciences.fr #25
    The SOA RNAME hostmaster.cite-sciences.fr means hostmaster@cite-sciences.fr.
  • ✓ Counter serial #26
    The serial 464 is a plain counter.

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

20 records at the apex

Found

Read from
194.199.143.131:53
TypeValueTTL
SOAcsidns.cite-sciences.fr. hostmaster.cite-sciences.fr. 464 21600 3600 2592000 900259200
NScsidns2.cite-sciences.fr.259200
NScsidns.cite-sciences.fr.259200
A194.199.143.9259200
A83.118.219.16259200
MX10 universcience-fr.mail.protection.outlook.com.3600
TXT"w2RLoEaVaOqJLdku2e13xuCsq8M="3600
TXT"google-site-verification=P7iLxadZWUtFDvim-7IBpg31G78IeTYBIy2L8IeOdnQ"3600
TXT"brevo-code:185a738a557c49444be1d7a360b9f482"3600
TXT"v=spf1 ip4:194.199.143.0/24 ip4:83.118.219.0/25 ip4:5.39.8.116/32 ip4:5.39.8.122/31 ip4:20.74.23.146/32 ip4:20.74.97.162/32 ip4:20.74.99.62/32 " "ip4:62.161.20.205/32 ip4:87.106.113.228/32 include:spf-eu.exlibrisgroup.com include:spf.augure.com " "include:spf.protection.outlook.com include:customers.clickdimensions.com -all"3600
TXT"HARICA-LJjiC5yAKI0KIUfXGym"3600
TXT"dbtest"3600
TXT"pwn5owfo8JJ+vOxk4QgIzzyhZ1+ybMu6cLWXZW09OgOiCDOdqUP4daVbFbiUjDVnVQkgbc5DU3aXaf8YEWnm7g=="3600
TXT"MS=ms73960533"3600
TXT"LHG9HNXCwwej7d9Id2lSbbt7VoLoSj0dsUAatoAsXAobeYvf9Y5ia6YnJYZI0DtljP/Vqi8tGvFM4V5RPmrpLA=="3600
CAA0 issuewild "harica.gr"259200
CAA0 issue "harica.gr"259200
CAA0 issue "digicert.com"259200
CAA0 issue "letsencrypt.org"259200
CAA0 iodef "mailto:universcience.fr_iodef@universcience.fr"259200

Checks

  • ✓ TTLs within range #32
    TTLs: A 3d, MX 1h, NS 3d. The NS TTL at the parent is 1h and in the zone 3d; 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, digicert.com, letsencrypt.org.