sfmap.com.cn - robtex.com
sfmap.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=2030630301 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSf1g1ns1.dnspod.net2026-05-15 → 2026-06-16 · 2 obs
● 2026-06-16 04:04:36
●NSf1g1ns2.dnspod.net2026-05-15 → 2026-06-16 · 2 obs
● 2026-06-16 04:04:36
●A43.139.99.2212026-05-25 → 2026-06-16 · 2 obs
● 2026-06-16 04:04:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| sfmap.com.cn | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net | - |
✅ Authoritative Response
Server:2402:4e00:111:fff::c
NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfmap.com.cn (unsigned zone)
⏱️ Timing
Total: 3762ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 43.139.99.221 |
| NS | 2 | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | f1g1ns1.dnspod.net freednsadmin.dnspod.c |
Analysis
IP Addresses
sfmap.com.cn resolves to one IP address: 43.139.99.221.
There are other host names — fengtu.com.cn among them — that share IP numbers with sfmap.com.cn.
Name Servers
DNS delegation for sfmap.com.cn points to two name servers: f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.
sfmap.com.cn uses the same name servers as several other domains — among them 0hj.cn, ex-sandbox.com, id68.cn and two more.
sfmap.com.cn partially shares its NS delegation with several other domains, including microtubule.cn, ccubsjzm10.icu, hkracinglive.com and two others.
It is common to find these name servers alongside the name servers a.dnspod.com, c.dnspod.com, ns11.xincache.com and two others.
Hostnames that resolve to 8 IP addresses:
f1g1ns2.dnspod.net has IP addresses 1.12.0.1, 1.13.76.35 and 36.155.149.35, plus 5 other.
Hostnames that resolve to 7 IP addresses:
f1g1ns1.dnspod.net has IP addresses 1.12.0.4, 1.14.119.35 and 111.13.13.35, plus 4 other.
Mail Servers
Mail for sfmap.com.cn is handled by two mail servers — mxbiz1.qq.com and mxbiz2.qq.com.
sfmap.com.cn uses an identical mail server configuration to several other domains — among them jilinchen.com, fumiaotxt.com, jinhx.cn and two more.
sfmap.com.cn has at least partial mail server overlap with other domains such as asiash.com, hlwchina.net, diadawnfly.com and two more.