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nic.cz

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Notices
DNSSEC Authentication Chain

RRset statusRRset status

Secure (4)
  • nic.cz/A
  • nic.cz/AAAA
  • nic.cz/MX
  • nic.cz/SOA

DNSKEY/DS/NSEC statusDNSKEY/DS/NSEC status

Secure (8)
  • ./DNSKEY (alg 8, id 19036)
  • ./DNSKEY (alg 8, id 51201)
  • cz/DNSKEY (alg 10, id 14568)
  • cz/DNSKEY (alg 10, id 62212)
  • cz/DS
  • nic.cz/DNSKEY (alg 5, id 59916)
  • nic.cz/DNSKEY (alg 5, id 7262)
  • nic.cz/DS
Non-existent (1)
  • nic.cz/DNSKEY (alg 5, id 27979)

Delegation statusDelegation status

Secure (2)
  • . to cz
  • cz to nic.cz

NoticesNotices

Warnings (1)
  • nic.cz/DS (alg 5, id 27979) digest alg=1: The DS RR(s) do not correspond to any DNSKEY in the nic.cz zone.

DNSKEY legend

Full legend
Published onlyPublished only
SEP bit setSEP bit set
Revoke bit setRevoke bit set
Trust anchorTrust anchor
Download: png | svg
Name:nic.cz
TTL:3600 (1 hour)
RR type:DNSKEY
Flags:256 (ZONE)
Protocol:3 (DNSSEC)
Algorithm:5 (RSASHA1)
Key length:1024 bits
Key tag:7262
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:cz
TTL:3600 (1 hour)
RR type:RRSIG
Covers:DNSKEY
Algorithm:10 (RSASHA512)
Expiration:2012-02-14 16:51:17 UTC (8 days in the future)
Inception:2012-01-31 23:08:53 UTC (4 days in the past)
Key tag:14568
Signer:cz
Signature:correct
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:AAAA
Data:2001:1488:0:3::2
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:nic.cz
TTL:18000 (5 hours)
RR type:RRSIG
Covers:DS
Algorithm:10 (RSASHA512)
Expiration:2012-02-15 05:03:01 UTC (9 days in the future)
Inception:2012-02-04 00:38:33 UTC (1 day in the past)
Key tag:62212
Signer:cz
Signature:correct
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:cz
TTL:86400 (1 day)
RR type:DS
Key tag:14568
Algorithm:10 (RSASHA512)
Digest method:2 (SHA-256)
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Status:secure

Close

Name:cz
TTL:86400 (1 day)
RR type:DS
Key tag:14568
Algorithm:10 (RSASHA512)
Digest method:2 (SHA-256)
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Digest:correct
Status:valid

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:RRSIG
Covers:A
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:7262
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:3600 (1 hour)
RR type:RRSIG
Covers:DNSKEY
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:59916
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:cz
TTL:86400 (1 day)
RR type:RRSIG
Covers:DS
Algorithm:8 (RSASHA256)
Expiration:2012-02-12 00:00:00 UTC (6 days in the future)
Inception:2012-02-04 23:00:00 UTC (20 hours, 59 minutes in the past)
Key tag:51201
Signer:.
Signature:correct
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Status:valid

Close

Name:cz
TTL:3600 (1 hour)
RR type:RRSIG
Covers:DNSKEY
Algorithm:10 (RSASHA512)
Expiration:2012-02-17 08:13:44 UTC (11 days in the future)
Inception:2012-02-04 21:40:20 UTC (22 hours, 18 minutes in the past)
Key tag:62212
Signer:cz
Signature:correct
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:RRSIG
Covers:AAAA
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:7262
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:18000 (5 hours)
RR type:DS
Key tag:59916
Algorithm:5 (RSASHA1)
Digest method:1 (SHA-1)
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Digest:correct
Status:valid

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:SOA
Data:a.ns.nic.cz. hostmaster.nic.cz. 1328282327 10800 3600 1209600 7200
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:cz
TTL:3600 (1 hour)
RR type:DNSKEY
Flags:257 (ZONE, SEP)
Protocol:3 (DNSSEC)
Algorithm:10 (RSASHA512)
Key length:2048 bits
Key tag:14568
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:RRSIG
Covers:MX
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:7262
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:.
TTL:172800 (2 days)
RR type:RRSIG
Covers:DNSKEY
Algorithm:8 (RSASHA256)
Expiration:2012-02-14 23:59:59 UTC (9 days in the future)
Inception:2012-01-31 00:00:00 UTC (5 days in the past)
Key tag:19036
Signer:.
Signature:correct
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Status:valid

Close

Name:.
TTL:172800 (2 days)
RR type:RRSIG
Covers:DNSKEY
Algorithm:8 (RSASHA256)
Expiration:2012-02-14 23:59:59 UTC (9 days in the future)
Inception:2012-01-31 00:00:00 UTC (5 days in the past)
Key tag:19036
Signer:.
Signature:correct
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Status:valid

Close

Name:.
TTL:172800 (2 days)
RR type:DNSKEY
Flags:257 (ZONE, SEP)
Protocol:3 (DNSSEC)
Algorithm:8 (RSASHA256)
Key length:2048 bits
Key tag:19036
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Status:secure

Close

Name:nic.cz
TTL:3600 (1 hour)
RR type:RRSIG
Covers:DNSKEY
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:59916
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:cz
TTL:3600 (1 hour)
RR type:DNSKEY
Flags:256 (ZONE)
Protocol:3 (DNSSEC)
Algorithm:10 (RSASHA512)
Key length:1024 bits
Key tag:62212
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:nic.cz
TTL:unknown
RR type:DNSKEY
Flags:unknown
Protocol:unknown
Algorithm:5 (RSASHA1)
Key length:unknown
Key tag:27979
Status:non-existent

Close

Name:cz
TTL:3600 (1 hour)
RR type:RRSIG
Covers:DNSKEY
Algorithm:10 (RSASHA512)
Expiration:2012-02-14 16:51:17 UTC (8 days in the future)
Inception:2012-01-31 23:08:53 UTC (4 days in the past)
Key tag:14568
Signer:cz
Signature:correct
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:RRSIG
Covers:SOA
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:7262
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:3600 (1 hour)
RR type:RRSIG
Covers:DNSKEY
Algorithm:5 (RSASHA1)
Expiration:2012-02-17 14:18:47 UTC (11 days in the future)
Inception:2012-02-03 14:18:47 UTC (2 days in the past)
Key tag:7262
Signer:nic.cz
Signature:correct
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:18000 (5 hours)
RR type:DS
Key tag:59916
Algorithm:5 (RSASHA1)
Digest method:1 (SHA-1)
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:nic.cz
TTL:18000 (5 hours)
RR type:RRSIG
Covers:DS
Algorithm:10 (RSASHA512)
Expiration:2012-02-15 05:03:01 UTC (9 days in the future)
Inception:2012-02-04 00:38:33 UTC (1 day in the past)
Key tag:62212
Signer:cz
Signature:correct
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:valid

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:A
Data:217.31.205.50
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:nic.cz
TTL:3600 (1 hour)
RR type:DNSKEY
Flags:257 (ZONE, SEP)
Protocol:3 (DNSSEC)
Algorithm:5 (RSASHA1)
Key length:2048 bits
Key tag:59916
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:nic.cz
TTL:18000 (5 hours)
RR type:DS
Key tag:27979
Algorithm:5 (RSASHA1)
Digest method:1 (SHA-1)
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Digest:unknown
Status:unknown: The DS RR(s) do not correspond to any DNSKEY in the nic.cz zone.

Close

Name:nic.cz
TTL:1800 (30 minutes)
RR type:MX
Data:30 bh.nic.cz.
15 mail4.nic.cz.
20 mx.cznic.org.
10 mail.nic.cz.
Returned by:193.29.206.1, 194.0.12.1, 194.0.13.1, 2001:678:10::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close

Name:.
TTL:172800 (2 days)
RR type:DNSKEY
Flags:256 (ZONE)
Protocol:3 (DNSSEC)
Algorithm:8 (RSASHA256)
Key length:1024 bits
Key tag:51201
Returned by:128.63.2.53, 128.8.10.90, 192.112.36.4, 192.228.79.201, 192.33.4.12, 192.36.148.17, 192.5.5.241, 192.58.128.30, 193.0.14.129, 198.41.0.4, 199.7.83.42, 2001:500:1::803f:235, 2001:500:2d::d, 2001:500:2f::f, 2001:500:3::42, 2001:503:ba3e::2:30, 2001:503:c27::2:30, 2001:7fd::1, 2001:7fe::53, 2001:dc3::35, 202.12.27.33
Status:secure

Close

Name:nic.cz
TTL:18000 (5 hours)
RR type:DS
Key tag:27979
Algorithm:5 (RSASHA1)
Digest method:1 (SHA-1)
Returned by:193.171.255.48, 193.29.206.1, 194.0.12.1, 194.0.13.1, 194.0.14.1, 2001:628:453:420::48, 2001:678:10::1, 2001:678:11::1, 2001:678:1::1, 2001:678:f::1
Status:secure

Close