bdfl.cn - robtex.com
bdfl.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.22.cn ⭐ | ||||||
| A | 2001:df2:f080:1::5🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 61.158.128.10🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| A | 218.98.111.136🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.22.cn | ||||||
| SOA | ns1.22.cndnsadmin@22.cn serial=1774901210 | ||||||
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 serial=2035123500 | ||||||
Previously NS for
bdfl.cn |
Same first word
Similar names
DNS History
9 records (2 active, 7 former)
○NSbdfl.cn2015-04-14 → 2015-04-14 · 3 obs
● 2015-04-14 19:20:56
○ 2020-02-15 05:05:52
○ 2026-08-02 08:43:02
○ 2020-02-15 05:05:52
○ 2026-08-02 08:43:02
○NSdns10.hichina.com2020-02-15 → 2020-02-15 · 4 obs
○ 2015-04-14 19:20:56
● 2020-02-15 05:05:52
○ 2026-06-28 02:41:06
○ 2026-08-02 08:43:02
● 2020-02-15 05:05:52
○ 2026-06-28 02:41:06
○ 2026-08-02 08:43:02
○NSdns9.hichina.com2020-02-15 → 2020-02-15 · 4 obs
○ 2015-04-14 19:20:56
● 2020-02-15 05:05:52
○ 2026-06-28 02:41:06
○ 2026-08-02 08:43:02
● 2020-02-15 05:05:52
○ 2026-06-28 02:41:06
○ 2026-08-02 08:43:02
●NSns1.22.cn2026-06-28 → 2026-08-02 · 3 obs
○ 2020-02-15 05:05:52
● 2026-06-28 02:41:06
● 2026-08-02 08:43:02
● 2026-06-28 02:41:06
● 2026-08-02 08:43:02
●NSns2.22.cn2026-06-28 → 2026-08-02 · 3 obs
○ 2020-02-15 05:05:52
● 2026-06-28 02:41:06
● 2026-08-02 08:43:02
● 2026-06-28 02:41:06
● 2026-08-02 08:43:02
○A64.62.224.2532015-10-17 → 2015-12-16 · 5 obs
○ 2015-04-14 19:20:56
● 2015-10-17 11:14:36
● 2015-12-16 14:38:16
○ 2016-03-23 01:12:32
○ 2026-08-02 08:43:02
● 2015-10-17 11:14:36
● 2015-12-16 14:38:16
○ 2016-03-23 01:12:32
○ 2026-08-02 08:43:02
○A67.198.211.1412015-04-14 → 2015-04-14 · 3 obs
● 2015-04-14 19:20:56
○ 2015-10-17 11:14:36
○ 2026-08-02 08:43:02
○ 2015-10-17 11:14:36
○ 2026-08-02 08:43:02
○A74.82.63.1362016-03-23 → 2016-03-23 · 4 obs
○ 2015-12-16 14:38:16
● 2016-03-23 01:12:32
○ 2020-02-15 05:05:52
○ 2026-08-02 08:43:02
● 2016-03-23 01:12:32
○ 2020-02-15 05:05:52
○ 2026-08-02 08:43:02
○CNAMEoverdue.aliyun.com2020-02-15 → 2020-02-15 · 3 obs
● 2020-02-15 05:05:52
○ 2026-06-28 02:41:06
○ 2026-08-02 08:43:02
○ 2026-06-28 02:41:06
○ 2026-08-02 08:43:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, e.dns.cn, b.dns.cn, ns.cernet.net... | 11 records |
| bdfl.cn | ns1.22.cn, ns2.22.cn | - |
✅ Authoritative Response
Server:1.193.216.203
NS records: ns1.22.cn, ns2.22.cn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bdfl.cn (unsigned zone)
⏱️ Timing
Total: 2071ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.22.cn, ns2.22.cn |
| SOA | 1 | ns1.22.cn dnsadmin.22.cn |
📌 Glue Records Collected
Total: 11
In-bailiwick: 10 (e.dns.cn, d.dns.cn, c.dns.cn...)
Out-of-bailiwick: 1 (ns.cernet.net)
Analysis
Name Servers
bdfl.cn is delegated to two name servers: ns1.22.cn and ns2.22.cn.
bdfl.cn shares its name server setup with other domains, including diypop.com, 23www.com, 201job.com and two others.
Host names with three IP numbers:
ns1.22.cn points to 61.158.128.10, 218.98.111.136 and 2001:df2:f080:1::5.