documentforce.cn - dns.ninja

documentforce.cn

DNSSEC⚠️ Not signed
NSdm1.longmingdns.com
A218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSdm2.longmingdns.com
A183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)
A211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24
SOAdm1.longmingdns.comdnsadmin@longmingdns.com serial=1781090735

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=2035161156

Same first word

DNS History

4 records (2 active, 2 former)

NSdm1.longmingdns.comdm2.longmingdns.comA154.80.177.33156.237.251.225
NSdm1.longmingdns.com2026-03-29 → 2026-08-09 · 2 obs
● 2026-03-29 05:31:28
● 2026-08-09 23:57:24
NSdm2.longmingdns.com2026-03-29 → 2026-08-09 · 2 obs
● 2026-03-29 05:31:28
● 2026-08-09 23:57:24
A154.80.177.332026-03-29 → 2026-08-09 · 2 obs
○ 2026-03-29 05:31:28
○ 2026-08-09 23:57:24
A156.237.251.2252026-03-29 → 2026-04-15 · 4 obs
● 2026-03-29 05:31:28
● 2026-04-15 01:30:12
○ 2026-08-09 23:57:22
○ 2026-08-09 23:57:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn...-
documentforce.cndm1.longmingdns.com, dm2.longmingdns.com-

✅ Authoritative Response

Server:218.98.111.163

NS records: dm1.longmingdns.com, dm2.longmingdns.com

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at documentforce.cn: Error: DNS query timeout: 203.119.29.1 for DS documentforce.cn

⏱️ Timing

Total: 4150ms | Queries: -

📄 Records

TypeCountSample Data
NS2dm1.longmingdns.com, dm2.longmingdns.com
SOA1dm1.longmingdns.com dnsadmin.longmingdns

Analysis

Name Servers

documentforce.cn has two authoritative name servers — dm1.longmingdns.com and dm2.longmingdns.com.

documentforce.cn has the same name server delegation as a number of other domains, such as 15727230051.cn, natreen.cn, keepta.cn and two more.

Hosts with two IP numbers each:

dm2.longmingdns.com resolves to 183.253.57.197 and 211.99.99.56.

Hosts that resolve to one IP address:

dm1.longmingdns.com resolves to 218.98.111.163.