ssh.cn - robtex.com

ssh.cn

DNSSEC⚠️ Not signed
NSa.ns.joker.com ⚠️ Not in zone NS records
A2a01:4f8:c0c:165b::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRy.ns.joker.com
A23.88.49.189🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC
PTRstatic.189.49.88.23.clients.your-server.de
NSb.ns.joker.com ⚠️ Not in zone NS records
A159.25.97.69🇩🇪 CSL159.25.0.0/16
PTRb.ns.joker.com
NSc.ns.joker.com ⚠️ Not in zone NS records
A2607:5300:203:7e6d::2222🇨🇦 OVH2607:5300::/32 Hosting route
PTRz.ns.joker.com
A192.95.37.184🇨🇦 OVH192.95.0.0/18
PTRz.ns.joker.com

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2035039725

Same first word

Similar names

DNS History

4 records (3 active, 1 former)

20162017201820192020202120222023202420252026NSa.ns.joker.comb.ns.joker.comc.ns.joker.comA159.25.16.177
NSa.ns.joker.com2015-07-17 → 2026-07-14 · 2 obs
● 2015-07-17 11:31:24
● 2026-07-14 12:25:44
NSb.ns.joker.com2015-07-17 → 2026-07-14 · 2 obs
● 2015-07-17 11:31:24
● 2026-07-14 12:25:44
NSc.ns.joker.com2015-07-17 → 2026-07-14 · 2 obs
● 2015-07-17 11:31:24
● 2026-07-14 12:25:44
A159.25.16.1772015-07-17 → 2021-02-15 · 4 obs
● 2015-07-17 11:31:24
● 2021-02-15 22:38:34
○ 2026-07-03 18:33:56
○ 2026-07-14 12:25:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn...-
ssh.cna.ns.joker.com, b.ns.joker.com, c.ns.joker.com-

✅ Authoritative Response

Server:23.88.49.189

NS records: a.ns.joker.com, b.ns.joker.com, c.ns.joker.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ssh.cn (unsigned zone)

⏱️ Timing

Total: 1921ms | Queries: -

📄 Records

TypeCountSample Data

Analysis

Name Servers

The authoritative name servers for ssh.cn are a.ns.joker.com, b.ns.joker.com and c.ns.joker.com — three in total.

The name servers of ssh.cn overlap at least partially with those of other domains — among them rfid-abc.de, msg-oob.net, ptokax.org and two more.

The name servers x.ns.joker.com, y.ns.joker.com and z.ns.joker.com are commonly seen alongside these name servers.

Hostnames that resolve to two IP addresses:

a.ns.joker.com directs traffic to 23.88.49.189 and 2a01:4f8:c0c:165b::1.

c.ns.joker.com directs traffic to 192.95.37.184 and 2607:5300:203:7e6d::2222.

Hosts with just one IP address:

b.ns.joker.com has the IP address 159.25.97.69.