f7f.cn - robtex.com
f7f.cn
| CNAME | overdue.aliyun.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 170.33.12.185🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
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=2034784192 | ||||||
Subdomains
www.f7f.cn |
Same first word
Similar names
7ff.net |
7ff.com |
ff7.de |
ff7.cc |
7ff.us |
ff7.net |
7ff.online |
7ff.cc |
7ff.com.br |
ff7.jp |
ff7.info |
ff7.is |
7ff.de |
ff7.com |
ff7.org |
7ff.ru |
ff7.icu |
7ff.org |
DNS History
11 records (3 active, 8 former)
●NSdns27.hichina.com2026-05-12 → 2026-05-12 · 2 obs
○ 2017-04-20 09:24:54
● 2026-05-12 19:56:20
● 2026-05-12 19:56:20
●NSdns28.hichina.com2026-05-12 → 2026-05-12 · 2 obs
○ 2017-04-20 09:24:54
● 2026-05-12 19:56:20
● 2026-05-12 19:56:20
○NSf1g1ns1.dnspod.net2015-07-10 → 2015-11-01 · 4 obs
● 2015-07-10 21:37:36
● 2015-11-01 17:44:12
○ 2016-01-11 22:08:34
○ 2026-05-12 19:56:20
● 2015-11-01 17:44:12
○ 2016-01-11 22:08:34
○ 2026-05-12 19:56:20
○NSf1g1ns2.dnspod.net2015-07-10 → 2015-11-01 · 4 obs
● 2015-07-10 21:37:36
● 2015-11-01 17:44:12
○ 2016-01-11 22:08:34
○ 2026-05-12 19:56:20
● 2015-11-01 17:44:12
○ 2016-01-11 22:08:34
○ 2026-05-12 19:56:20
○NSns7.cnolnic.net2016-01-11 → 2017-04-20 · 4 obs
○ 2015-11-01 17:44:12
● 2016-01-11 22:08:34
● 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
● 2016-01-11 22:08:34
● 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
○NSns8.cnolnic.net2016-01-11 → 2017-04-20 · 4 obs
○ 2015-11-01 17:44:12
● 2016-01-11 22:08:34
● 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
● 2016-01-11 22:08:34
● 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
○A103.1.44.402016-04-13 → 2016-06-10 · 5 obs
○ 2016-01-11 22:08:34
● 2016-04-13 22:33:48
● 2016-06-10 09:43:14
○ 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
● 2016-04-13 22:33:48
● 2016-06-10 09:43:14
○ 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
○A111.92.233.772015-07-10 → 2015-11-01 · 4 obs
● 2015-07-10 21:37:36
● 2015-11-01 17:44:12
○ 2016-01-11 22:08:34
○ 2026-05-12 19:56:20
● 2015-11-01 17:44:12
○ 2016-01-11 22:08:34
○ 2026-05-12 19:56:20
○A14.102.246.2112017-04-20 → 2017-04-20 · 3 obs
○ 2016-06-10 09:43:14
● 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
● 2017-04-20 09:24:54
○ 2026-05-12 19:56:20
○A14.102.254.2102016-01-11 → 2016-01-11 · 4 obs
○ 2015-11-01 17:44:12
● 2016-01-11 22:08:34
○ 2016-04-13 22:33:48
○ 2026-05-12 19:56:20
● 2016-01-11 22:08:34
○ 2016-04-13 22:33:48
○ 2026-05-12 19:56:20
●CNAMEoverdue.aliyun.com2026-05-12 → 2026-05-12 · 1 obs
● 2026-05-12 19:56:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| f7f.cn | dns27.hichina.com, dns28.hichina.com | - |
✅ Authoritative Response
Server:139.224.142.102
NS records: dns27.hichina.com, dns28.hichina.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at f7f.cn: Error: DNS query timeout: 203.119.29.1 for DS f7f.cn
⏱️ Timing
Total: 4730ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns27.hichina.com, dns28.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns27.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
The parent of www.f7f.cn is f7f.cn.
IP Addresses
f7f.cn points to an IP address: 170.33.12.185.
other host names include iztt.cn, lkex.cn, zdgh.cn, 0j6.cn and metrue.cn; they share IP numbers with f7f.cn.