mduyd.cn - robtex.com

mduyd.cn

DNSSEC⚠️ Not signed
A154.89.225.220🇭🇰 OWGELS-AS-AP154.89.224.0/20 Aresidc limited
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=1761543136

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=2035130265
⚠️ On DNS blocklist: doh-vpn-proxy-bypass

Same first word

Similar names

DNS History

3 records (3 active, 0 former)

NSdm1.longmingdns.comdm2.longmingdns.comA154.89.225.220
NSdm1.longmingdns.com2026-08-01 → 2026-08-04 · 2 obs
● 2026-08-01 22:05:04
● 2026-08-04 09:50:04
NSdm2.longmingdns.com2026-08-01 → 2026-08-04 · 2 obs
● 2026-08-01 22:05:04
● 2026-08-04 09:50:04
A154.89.225.2202026-08-01 → 2026-08-04 · 2 obs
● 2026-08-01 22:05:04
● 2026-08-04 09:50:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, a.dns.cn, e.dns.cn, b.dns.cn...-
mduyd.cndm1.longmingdns.com, dm2.longmingdns.com-

✅ Authoritative Response

Server:218.98.111.163

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mduyd.cn (unsigned zone)

⏱️ Timing

Total: 4464ms | Queries: -

📄 Records

TypeCountSample Data
A1154.89.225.220
NS2dm1.longmingdns.com, dm2.longmingdns.com
SOA1dm1.longmingdns.com dnsadmin.longmingdns

Analysis

IP Addresses

mduyd.cn has exactly one IP address — 154.89.225.220.

Name Servers

The NS records for mduyd.cn delegate to dm1.longmingdns.com and dm2.longmingdns.com.

The name server configuration of mduyd.cn is shared with other domains, for instance zh-zm.cn, s615.cn, jt88.cn and two others.

Host names pointing to two IP addresses:

The A records for dm2.longmingdns.com return 183.253.57.197 and 211.99.99.56.

Host names resolving to a single IP address:

dm1.longmingdns.com resolves to the IP address 218.98.111.163.