secondbrain.org.cn - robtex.com
secondbrain.org.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 23.154.252.179 | ||||||
| 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.onclouddns.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 | ||||||
| NS | ns2.onclouddns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1781883651 | ||||||
org.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2027898658 | ||||||
rank #16725 in the tld
WOT: SAFE (27/100)
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.julydns.com2026-08-03 → 2026-08-12 · 2 obs
● 2026-08-12 06:15:50
●NSns1.onclouddns.com2026-08-03 → 2026-08-12 · 2 obs
● 2026-08-12 06:15:50
●NSns2.julydns.com2026-08-03 → 2026-08-12 · 2 obs
● 2026-08-12 06:15:50
●NSns2.onclouddns.com2026-08-03 → 2026-08-12 · 2 obs
● 2026-08-12 06:15:50
●A23.154.252.1792026-08-03 → 2026-08-12 · 2 obs
● 2026-08-12 06:15:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, c.dns.cn, b.dns.cn... | - |
| secondbrain.org.cn | ns1.onclouddns.com, ns2.onclouddns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.onclouddns.com, ns2.onclouddns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for secondbrain.org.cn (unsigned zone)
⏱️ Timing
Total: 904ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.154.252.179 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
secondbrain.org.cn has exactly one IP address — 23.154.252.179.
haoyanqing.cn, qwuyou.com, cqxwsl.cn plus two other host names have IP numbers in common with secondbrain.org.cn.
Name Servers
Four name servers handle the delegation for secondbrain.org.cn: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
secondbrain.org.cn shares at least some of its name servers with other domains, including 173198.com, irokoi-m.com, fydxx.com and two others.
These name servers are frequently paired with the name servers ns1.judns.com and ns2.judns.com.
ns1.julydns.com and ns2.julydns.com share the IP address 162.159.48.223; ns1.onclouddns.com and ns2.onclouddns.com share the IP address 162.159.27.251.
ns1.julydns.com and ns2.julydns.com are host names that each point to 162.159.48.223 IP addresses.
ns1.onclouddns.com and ns2.onclouddns.com are host names that each point to 162.159.27.251 IP addresses.