jcu.cz is not available!

  • DNSSEC verified
  • Website up
  • Not on blocklists
Registrar
WEDOS Internet, a.s.
Registered on
Expires on
Last updated
Name servers
Status
  • active
DNSSEC
Signed and verified
Checked
Visit jcu.cz

Contacts

  • Holder

    SB:JCU-CZ

  • Administrative

    JAN_MAREK

  • Administrative

    PS1575-RIPE

  • Registrar

    WEDOS Internet, a.s. REG-WEDOS

    Masarykova 1230
    Hluboká nad Vltavou
    373 41
    CZ

Website

Answer
200 OKin 211 ms
Ends at
https://www.jcu.cz/cz/
Redirects
  • https://jcu.cz/ (301)
  • https://www.jcu.cz/ (301)
Title
Jihočeská univerzita v Českých Budějovicích - Úvod
Server
nginx/1.26.3
Protocols
HTTP/2
Certificate
Let's Encrypt (YR2) for jcu.cz, sds.jcu.cz and www.jcu.cz, valid until
www
Redirects to https://www.jcu.cz/cz/ (301)

DNS records

jcu.cz

A
TTL 32 min
MX
TTL 32 min
NS
TTL 32 min
TXT
TTL 32 min
SOA
  • Primary server
    virgo.jcu.cz
    Contact
    [email protected]
    Serial
    1794206415
    Refresh
    3 hours
    Retry
    30 min
    Expire
    21 days
    Negative TTL
    32 min
TTL 32 min
CAA
None: any certificate authority may issue for this name

www.jcu.cz

CNAME
  • jo.jcu.cz
TTL 32 min
A
TTL 32 min

_dmarc.jcu.cz

TXT
TTL 32 min

As orion.zf.jcu.cz answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

7.45Open PageRank, out of 10
62,903Open PageRank position
1,120Referring domains

From Open PageRank

DNSSEC

Every link from the root to jcu.cz verifies.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

cz Verified

  • Found 1 DS records for cz in the . zone
  • DS=20237/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for cz
  • DS=20237/SHA-256 verifies DNSKEY=20237/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=20237 and DNSKEY=20237/SEP verifies the DNSKEY RRset

jcu.cz Verified

  • Found 1 DS records for jcu.cz in the cz zone
  • DS=41609/SHA-256 has algorithm ECDSAP256SHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=20081 and DNSKEY=20081 verifies the DS RRset
  • Found 2 DNSKEY records for jcu.cz
  • DS=41609/SHA-256 verifies DNSKEY=41609/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=41609 and DNSKEY=41609/SEP verifies the DNSKEY RRset
  • Found 1 RRSIGs over SOA RRset
  • RRSIG=39862 and DNSKEY=39862 verifies the SOA RRset