psum.cn - robtex.com
psum.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.205.93.174🇺🇸 GNET-AS9294154.205.80.0/20 | ||||||
| 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=1779233423 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn 2035-04-20 #12 | ||||||
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSdns15.hichina.com2019-12-26 → 2019-12-26 · 3 obs
○ 2026-02-22 23:58:14
○ 2026-07-15 05:12:40
○NSdns16.hichina.com2019-12-26 → 2019-12-26 · 3 obs
○ 2026-02-22 23:58:14
○ 2026-07-15 05:12:40
●NSns1.julydns.com2026-06-30 → 2026-07-15 · 3 obs
● 2026-06-30 02:15:42
● 2026-07-15 05:12:40
●NSns1.onclouddns.com2026-06-30 → 2026-07-15 · 3 obs
● 2026-06-30 02:15:42
● 2026-07-15 05:12:40
●NSns2.julydns.com2026-06-30 → 2026-07-15 · 3 obs
● 2026-06-30 02:15:42
● 2026-07-15 05:12:40
●NSns2.onclouddns.com2026-06-30 → 2026-07-15 · 3 obs
● 2026-06-30 02:15:42
● 2026-07-15 05:12:40
●A154.205.93.1742026-06-30 → 2026-07-15 · 2 obs
● 2026-07-15 05:12:40
○CNAMEoverdue.aliyun.com2019-12-26 → 2019-12-26 · 3 obs
○ 2026-02-22 23:58:14
○ 2026-07-15 05:12:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, a.dns.cn, d.dns.cn, e.dns.cn... | - |
| psum.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 psum.cn (unsigned zone)
⏱️ Timing
Total: 632ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.205.93.174 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
psum.cn resolves to just one IP address, 154.205.93.174.
Name Servers
The NS records for psum.cn point to four name servers: ns1.julydns.com, ns2.julydns.com, ns1.onclouddns.com and ns2.onclouddns.com.
psum.cn has at least partial name server overlap with other domains, such as cecsoe.com, pnncoh.cn, tiantairuye.com and two others.
It is common to see these name servers used together with name servers ns1.judns.com and ns2.judns.com.
ns1.julydns.com resolves to 162.159.48.223, as does ns2.julydns.com. ns1.onclouddns.com resolves to 162.159.27.251, as does ns2.onclouddns.com.
ns1.julydns.com along with ns2.julydns.com each resolve to 162.159.48.223 IP addresses.
ns1.onclouddns.com along with ns2.onclouddns.com each resolve to 162.159.27.251 IP addresses.