dfib.com.cn - robtex.com
dfib.com.cn
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030478751 | ||||||
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
○NSdns25.hichina.com2015-08-21 → 2017-03-24 · 4 obs
● 2017-03-24 11:33:22
○ 2020-02-09 04:46:52
○ 2026-03-26 14:10:56
○NSdns26.hichina.com2015-08-21 → 2017-03-24 · 4 obs
● 2017-03-24 11:33:22
○ 2020-02-09 04:46:52
○ 2026-03-26 14:10:56
○NSns1.alidns.com2020-02-09 → 2020-02-09 · 4 obs
● 2020-02-09 04:46:52
○ 2026-03-26 05:38:58
○ 2026-03-26 14:10:56
○NSns2.alidns.com2020-02-09 → 2020-02-09 · 4 obs
● 2020-02-09 04:46:52
○ 2026-03-26 05:38:58
○ 2026-03-26 14:10:56
●NSns3.dnsv2.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 05:38:58
● 2026-03-26 14:10:56
●NSns4.dnsv2.com2026-03-26 → 2026-03-26 · 3 obs
● 2026-03-26 05:38:58
● 2026-03-26 14:10:56
●MXmailgw.dfib.com.cn2026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 14:10:56
○A61.152.157.382015-08-21 → 2020-02-09 · 4 obs
● 2020-02-09 04:46:52
○ 2026-03-26 05:38:58
○ 2026-03-26 14:10:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, b.dns.cn, a.dns.cn, c.dns.cn... | - |
| dfib.com.cn | ns3.dnsv2.com, ns4.dnsv2.com | - |
✅ Authoritative Response
Server:1.14.119.55
NS records: ns3.dnsv2.com, ns4.dnsv2.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dfib.com.cn (unsigned zone)
⏱️ Timing
Total: 1527ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns3.dnsv2.com, ns4.dnsv2.com |
| MX | 1 | mailgw.dfib.com.cn (pri: 5) |
| TXT | 4 | fq(0x663470)8h698xfvnzf938mzryqzjct7j28, mqj92nkwhw35wkdffqc9b7xbn6mn2g1n... |
| SOA | 1 | ns3.dnsv2.com level3dnsadmin.dnspod.com |
Analysis
Name Servers
Two name servers ns3.dnsv2.com and ns4.dnsv2.com handle the delegation for dfib.com.cn.
dfib.com.cn shares the same name server setup as other domains, for instance doseeing.com, imagehub.cc, deepminer.ai, dayuweb.com and fmy90.com.
dfib.com.cn at least partially shares name servers with other domains, for instance dayayi.net, xiongying.com, afand.net, haoshengku.com and autowaf.xyz.
Host names with eight IP numbers: ns3.dnsv2.com points to 2402:4e00:1470:2::12, 1.12.0.29, 1.13.76.55, 111.13.203.55, 117.135.128.155, 125.94.59.155, 163.177.5.55 and 220.196.136.55.
Host names with seven IP numbers: ns4.dnsv2.com points to 2402:4e00:111:fff::f, 1.12.0.30, 1.14.119.55, 36.155.149.55, 49.7.107.155, 101.227.168.55 and 124.64.205.155.
Mail Servers
dfib.com.cn is handled by a single mail server, mailgw.dfib.com.cn.