ssh.cn - dns.ninja
ssh.cn
| DNSSEC | โ ๏ธ Not signed | ||||||
| NS | a.ns.joker.com โ ๏ธ Not in zone NS records | ||||||
| A | 2a01:4f8:c0c:165b::1๐ฉ๐ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | y.ns.joker.com | ||||||
| A | 23.88.49.189๐ฉ๐ช Hetzner23.88.0.0/17 HETZNER-DC | ||||||
| PTR | static.189.49.88.23.clients.your-server.de | ||||||
| NS | b.ns.joker.com โ ๏ธ Not in zone NS records | ||||||
| A | 159.25.97.69๐ฉ๐ช CSL159.25.0.0/16 | ||||||
| PTR | b.ns.joker.com | ||||||
| NS | c.ns.joker.com โ ๏ธ Not in zone NS records | ||||||
| A | 2607:5300:203:7e6d::2222๐จ๐ฆ OVH2607:5300::/32 Hosting route | ||||||
| PTR | z.ns.joker.com | ||||||
| A | 192.95.37.184๐จ๐ฆ OVH192.95.0.0/18 Hosting route | ||||||
| PTR | z.ns.joker.com | ||||||
cn
| DNSSEC | ๐ Signed (DS record present) | ||||||
| NS | a.dns.cn โญ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net โ ๏ธ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035003037 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
โNSa.ns.joker.com2015-07-17 โ 2026-07-04 ยท 2 obs
โ 2026-07-04 19:04:50
โNSb.ns.joker.com2015-07-17 โ 2026-07-04 ยท 2 obs
โ 2026-07-04 19:04:50
โNSc.ns.joker.com2015-07-17 โ 2026-07-04 ยท 2 obs
โ 2026-07-04 19:04:50
โA159.25.16.1772015-07-17 โ 2021-02-15 ยท 4 obs
โ 2021-02-15 22:38:34
โ 2026-07-03 18:33:56
โ 2026-07-04 19:04:50
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, b.dns.cn, c.dns.cn, a.dns.cn... | - |
| ssh.cn | a.ns.joker.com, b.ns.joker.com, c.ns.joker.com | - |
โ Authoritative Response
Server:23.88.49.189
NS records: a.ns.joker.com, b.ns.joker.com, c.ns.joker.com
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for ssh.cn (unsigned zone)
โฑ๏ธ Timing
Total: 1800ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Three name servers are authoritative for ssh.cn: a.ns.joker.com, b.ns.joker.com and c.ns.joker.com.
The name servers of ssh.cn overlap at least partially with those of other domains โ 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.
Host names with two IP numbers:
a.ns.joker.com maps to two IP addresses โ 23.88.49.189 and 2a01:4f8:c0c:165b::1.
c.ns.joker.com maps to two IP addresses โ 192.95.37.184 and 2607:5300:203:7e6d::2222.
Host names pointing to a single IP address:
b.ns.joker.com points to the IP address 159.25.97.69.