Last Updated: May 18, 2024
jcu.cz has 3 NS records, 1 A records, 0 AAAA records, 2 MX records, and 3 TXT records. Name servers for jcu.cz are gemini.jcu.cz, orion.zf.jcu.cz, hera.zcu.cz. A records for jcu.cz are 160.217.6.39. MX records that process @jcu.cz email are mx.cesnet.cz, mx2.cesnet.cz. We have observed jcu.cz to have 17,162 subdomains. 17,162 subdomains would be considered a large digital footprint. Technology that may be in use at jcu.cz includes apple, facebook. jcu.cz domain rank of 84,311 makes it valuable phishing target. Typosquat domains for jcu.cz may look like xn--j-7ga7c.cz, xn--c-ora17b.cz, xn--j-4ha576s.cz, xn--j-mna6g.cz, xn--jc-nua.cz. As of May 18, 2024, jcu.cz does not have any threat intelligence reports of concern.
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160.217.6.39
No DNS AAAA records
mx.cesnet.cz
mx2.cesnet.cz
gemini.jcu.cz
orion.zf.jcu.cz
hera.zcu.cz
jcu.cz. 1900 IN TXT "apple-domain-verification=93nIvXBPAF4Wb1Iq"
jcu.cz. 1900 IN TXT "v=spf1 ip4:160.217.0.0/16 include:spf.protection.outlook.com ~all"
jcu.cz. 1900 IN TXT "facebook-domain-verification=pio9amtqdqz8pvlbdn93pxhbcon1vt"
jcu.cz has 17,162 subdomains in our inventory.
nginx/1.18.0 (Ubuntu)
Czech Republic
{"message_type": "certificate_update", "data": {"leaf_cert": {"not_after": 1703908034, "signature_algorithm": "sha256, rsa", "extensions": {"subjectKeyIdentifier": "5E:49:38:01:73:26:E1:AC:B6:E4:FA:58:26:7C:DF:88:59:53:53:27", "authorityKeyIdentifier": "keyid:14:2E:B3:17:B7:58:56:CB:AE:50:09:40:E6:1F:AF:9D:8B:14:C2:C6\n", "extendedKeyUsage": "TLS Web server authentication, TLS Web client authentication", "subjectAltName": "DNS:www.jcu.cz, DNS:jcu.cz", "keyUsage": "Digital Signature, Key Encipherment", "certificatePolicies": "Policy: 2.23.140.1.2.1", "ctlSignedCertificateTimestamp": "BIHwAO4AdQB6MoxU2LcttiDqOOBSHumEFnAyE4VNO9IrwTpXo1LrUgAAAYrpj-KTAAAEAwBGMEQCIG9iEEqClUyr-XRXEiXG0cwMOr6BdU5qgSBV1DiaB5ZHAiApGXcq4oxHkRZwNm8tv7Ce2r46xt9YnlN5rUMWgDigZAB1AK33vvp8_xDIi509nB4-GGq0Zyldz7EMJMqFhjTr3IKKAAABiumP4tEAAAQDAEYwRAIgKAslanZFb-4n8E6iVBMm_Y9zV0CN-XUdXqklc9FZFscCICzuo4_Ud54-LA0ijyLF7npb-i0SmbGkr1FgyV--mfH9", "authorityInfoAccess": "CA Issuers - URI:http://r3.i.lencr.org/\nOCSP - URI:http://r3.o.lencr.org\n", "basicConstraints": "CA:FALSE"}, "fingerprint": "F0:F6:59:76:20:F0:74:9B:94:49:7D:69:D1:D5:73:05:01:6E:27:01", "all_domains": ["jcu.cz", "www.jcu.cz"], "serial_number": "3972BB69BD2DEE7C6D9DEC25DC439A81DD3", "subject": {"C": null, "CN": "jcu.cz", "L": null, "O": null, "ST": null, "emailAddress": null, "OU": null, "aggregated": "/CN=jcu.cz"}, "not_before": 1696132035, "issuer": {"C": "US", "CN": "R3", "L": null, "O": "Let's Encrypt", "ST": null, "emailAddress": null, "OU": null, "aggregated": "/C=US/CN=R3/O=Let's Encrypt"}}, "cert_link": "https://ct.googleapis.com/logs/xenon2023/ct/v1/get-entries?start=2033373687&end=2033373687", "source": {"url": "https://ct.googleapis.com/logs/xenon2023/", "name": "Google 'Xenon2023' log"}, "update_type": "X509LogEntry", "seen": 1696135708.956675, "cert_index": 2033373687}}