jblinks.cz - robtex.com
jblinks.cz
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3033::ac43:c46aπΊπΈ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:1531πΊπΈ Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.21.49Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.196.106πΊπΈ Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | donald.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b9eπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c19eπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:219eπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 108.162.193.158πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 172.64.33.158πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 173.245.59.158πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| NS | sarah.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26daπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sarah.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2daπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sarah.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22daπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sarah.ns.cloudflare.com | ||||||
| A | 108.162.194.218πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sarah.ns.cloudflare.com | ||||||
| A | 162.159.38.218Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sarah.ns.cloudflare.com | ||||||
| A | 172.64.34.218πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sarah.ns.cloudflare.com | ||||||
| MX | route2.mx.cloudflare.net β | ||||||
| A | 2606:4700:f5::eπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::fπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(67) | ||||||
| A | 2606:4700:f5::11πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13πΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(78) | ||||||
| A | 2606:4700:f5::bπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::cπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::dπΊπΈ Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.21.49, 172.67.196.106 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:c46a, 2606:4700:3034::6815:1531 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com | ||||||
| SOA | donald.ns.cloudflare.comdns@cloudflare.com serial=2402760086 | ||||||
cz
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.ns.nic.cz β | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1778782651 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
βNSdonald.ns.cloudflare.com2026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βNSsarah.ns.cloudflare.com2026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βMXroute1.mx.cloudflare.net2026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βMXroute2.mx.cloudflare.net2026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βMXroute3.mx.cloudflare.net2026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βA104.21.21.492026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βA172.67.196.1062026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βA2606:4700:3033::ac43:c46a2026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
βA2606:4700:3034::6815:15312026-04-10 β 2026-05-14 Β· 2 obs
β 2026-05-14 18:49:16
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz | - |
| jblinks.cz | sarah.ns.cloudflare.com, donald.ns.cloudflare.com | - |
β Authoritative Response
Server:162.159.38.218
NS records: sarah.ns.cloudflare.com, donald.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for jblinks.cz (unsigned zone)
β±οΈ Timing
Total: 602ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.196.106, 104.21.21.49 |
| AAAA | 2 | 2606:4700:3034::6815:1531, 2606:4700:3033::ac43:c46a |
| NS | 2 | donald.ns.cloudflare.com, sarah.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 3), route3.mx.cloudflare.net (pri: 67)... |
| TXT | 1 | v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | donald.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
jblinks.cz resolves to four IP numbers: 2606:4700:3033::ac43:c46a, 2606:4700:3034::6815:1531, 104.21.21.49 and 172.67.196.106.
Other host names such as ponielilinet.digital, www.atmxrpl.info, ewdhotels.com, hjfamc.com and asufaxi.top share IPs with jblinks.cz.
Name Servers
jblinks.cz is delegated to two name servers: donald.ns.cloudflare.com and sarah.ns.cloudflare.com.
jblinks.cz shares the same name server setup as blockjoy.com, stakejoy.com, masmedia.gr, hqrin.com and zpvzu.com.
jblinks.cz at least partially shares name servers with other domains, for instance solarcardsworld.com, iriniya.ru, allaquaticskidsplay.com, guitarpractice.com and dieseldromit.com.
These name servers are commonly used together with magnolia.ns.cloudflare.com, agustin.ns.cloudflare.com and malcolm.ns.cloudflare.com.
Host names with six IP numbers:
donald.ns.cloudflare.com points to 2606:4700:58::adf5:3b9e, 2803:f800:50::6ca2:c19e, 2a06:98c1:50::ac40:219e, 108.162.193.158, 172.64.33.158 and 173.245.59.158.
sarah.ns.cloudflare.com points to 2606:4700:50::a29f:26da, 2803:f800:50::6ca2:c2da, 2a06:98c1:50::ac40:22da, 108.162.194.218, 162.159.38.218 and 172.64.34.218.
Mail Servers
Three mail servers handle jblinks.cz: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
jblinks.cz shares at least partially some mail servers with other domains, including acormiz.com, rjawa.com, bizzocasino6.de, highriskcentral.com and starforce.be.
Host names with six IP numbers:
route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.
route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.
route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.