bycoding.cn - robtex.com
bycoding.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.213.244.192🇭🇰 AS-KLAYER103.213.244.0/24 KLAYER LLC 1603 Capitol Ave Ste 310 | ||||||
| PTR | 103.213.244.192.static.local.isp | ||||||
| NS | dm1.longmingdns.com ⭐ | ||||||
| A | 218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| PTR | ip-218-98-111-163.defastlink.net | ||||||
| NS | dm2.longmingdns.com | ||||||
| A | 183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| PTR | ip-183-253-57-197.defastlink.net | ||||||
| A | 211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| PTR | ip-211-99-99-56.defastlink.net | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1756222974 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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 serial=2034456417 | ||||||
Same first word
bycoding.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSdm1.longmingdns.com2026-02-15 → 2026-03-03 · 2 obs
● 2026-03-03 19:22:56
●NSdm2.longmingdns.com2026-02-15 → 2026-03-03 · 2 obs
● 2026-03-03 19:22:56
●A103.213.244.1922026-02-15 → 2026-03-03 · 2 obs
● 2026-03-03 19:22:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| bycoding.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server: 183.253.57.197
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4292ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.213.244.192 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
bycoding.cn points to a single IP number: 103.213.244.192.
Other host names, for instance www.conyz.cn, jsmk.org.cn, suttons.cn, conyz.cn and railink.cn share IP numbers with bycoding.cn.
Name Servers
bycoding.cn is delegated to two name servers: dm1.longmingdns.com and dm2.longmingdns.com.
bycoding.cn uses the same name server setup as other domains, for instance bestream.cn, xbte.com.cn, f8qe07.cn, puxr.cn and tsuiwahrestaurant.com.cn.
bycoding.cn partially shares name servers with other domains, for instance luaisi.cn.
Host names with two IPs:
dm2.longmingdns.com points to: 183.253.57.197 and 211.99.99.56.
Host names with one IP:
dm1.longmingdns.com points to: 218.98.111.163.