51chunzhen.com - robtex.com
51chunzhen.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.240.33.69🇭🇰 HKMTC-AS-AP156.240.32.0/20 Hong Kong megalayer | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1783936146 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785271232 | ||||||
Same first word
51chunzhen.com |
DNS History
10 records (5 active, 5 former)
○NSdns10.hichina.com2016-12-17 → 2017-12-05 · 4 obs
● 2017-12-05 04:33:30
○ 2026-07-01 15:18:16
○ 2026-07-28 20:47:40
○NSdns9.hichina.com2016-12-17 → 2017-12-05 · 4 obs
● 2017-12-05 04:33:30
○ 2026-07-01 15:18:16
○ 2026-07-28 20:47:40
●NSns1.judns.com2026-07-01 → 2026-07-28 · 3 obs
● 2026-07-01 15:18:16
● 2026-07-28 20:47:40
●NSns1.julydns.com2026-07-01 → 2026-07-28 · 3 obs
● 2026-07-01 15:18:16
● 2026-07-28 20:47:40
●NSns2.judns.com2026-07-01 → 2026-07-28 · 3 obs
● 2026-07-01 15:18:16
● 2026-07-28 20:47:40
●NSns2.julydns.com2026-07-01 → 2026-07-28 · 3 obs
● 2026-07-01 15:18:16
● 2026-07-28 20:47:40
○A121.12.168.1292016-12-17 → 2017-12-05 · 4 obs
● 2017-12-05 04:33:30
○ 2026-07-01 15:18:16
○ 2026-07-28 20:47:40
●A156.240.33.692026-07-27 → 2026-07-28 · 3 obs
● 2026-07-27 12:58:42
● 2026-07-28 20:47:40
○A61.14.224.2132026-07-01 → 2026-07-28 · 2 obs
○ 2026-07-28 20:47:40
○A85.202.172.392026-07-01 → 2026-07-01 · 4 obs
● 2026-07-01 15:18:16
○ 2026-07-27 12:58:42
○ 2026-07-28 20:47:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net... | - |
| 51chunzhen.com | ns1.judns.com, ns2.judns.com | 2 records |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51chunzhen.com (unsigned zone)
⏱️ Timing
Total: 440ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.240.33.69 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.judns.com, ns2.judns.com)
Analysis
IP Addresses
51chunzhen.com resolves to one IP address: 156.240.33.69.
Name Servers
The authoritative name servers for 51chunzhen.com are ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
51chunzhen.com has at least partial name server overlap with other domains, such as jhtbb.com, 138871.cn, jxjzmc.com and two others.
It is common to see these name servers used together with name servers ns1.onclouddns.com and ns2.onclouddns.com.
Four host names each point to one IP address: ns1.judns.com and ns2.judns.com both point to 162.159.27.251, and ns1.julydns.com and ns2.julydns.com both point to 162.159.48.223.
These two host names — ns1.judns.com and ns2.judns.com — each point to 162.159.27.251 IP addresses.
These two host names — ns1.julydns.com and ns2.julydns.com — each point to 162.159.48.223 IP addresses.