021fwb.com - robtex.com
021fwb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.196.138.63🇨🇳 Alibaba-Cloud139.196.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns1.hichina.com ⭐ | ||||||
| A | 2408:4009:501::9🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.43🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.63🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.203🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.213🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.43🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.63🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.113🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.123🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| NS | dns2.hichina.com | ||||||
| A | 2408:4009:501::10🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.44🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.54🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.204🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.214🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.44🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.54🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.114🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 139.224.142.124🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | b931d57d2d82b6ea8f146ea8e63869e931ccf8a950f43ced735cee79419114b3 | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | dns1.hichina.comhostmaster@hichina.com 2026-01-09 #13 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774598772 | ||||||
Subdomains
www.021fwb.com |
Same first word
021fwb.com |
DNS History
7 records (5 active, 2 former)
●NSdns1.hichina.com2026-02-21 → 2026-03-27 · 3 obs
● 2026-02-21 06:16:22
● 2026-03-27 08:31:40
●NSdns2.hichina.com2026-02-21 → 2026-03-27 · 3 obs
● 2026-02-21 06:16:22
● 2026-03-27 08:31:40
○NSvip1.alidns.com2018-12-18 → 2018-12-18 · 3 obs
○ 2026-02-21 06:16:22
○ 2026-03-27 08:31:40
○NSvip2.alidns.com2018-12-18 → 2018-12-18 · 3 obs
○ 2026-02-21 06:16:22
○ 2026-03-27 08:31:40
●A139.196.138.632026-02-21 → 2026-03-27 · 2 obs
● 2026-03-27 08:31:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 021fwb.com | dns2.hichina.com, dns1.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.43
NS records: dns2.hichina.com, dns1.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 021fwb.com (unsigned zone)
⏱️ Timing
Total: 698ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.196.138.63 |
| NS | 2 | dns1.hichina.com, dns2.hichina.com |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 2 | b931d57d2d82b6ea8f146ea8e63869e931ccf8a9, v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | dns1.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)
Analysis
Hierarchy
021fwb.com is the parent of www.021fwb.com.
IP Addresses
021fwb.com points to a single IP number: 139.196.138.63.
Other host names, for instance www.shcbj.com, share IP numbers with 021fwb.com.
Name Servers
021fwb.com is delegated to two name servers: dns1.hichina.com and dns2.hichina.com.
021fwb.com shares the same name server setup as other domains, for example jxojsy.com, modapicante.com, gjpxt.com, pouquan.com and box.kim.
021fwb.com at least partially shares name servers with other domains, for instance pactchina.org, madlog.cn, peeklingerie.com, lostradio.cn and 16888.cn.
These name servers are commonly used with expirens3.hichina.com, expirens4.hichina.com, ns7.alidns.com and ns8.alidns.com.
Host names with nine IP numbers:
dns1.hichina.com points to: 2408:4009:501::9, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.
dns2.hichina.com points to: 2408:4009:501::10, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.
Mail Servers
021fwb.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
021fwb.com shares the same mail server setup as other domains, for instance yunmal.com, yuhuo.com, bestpay.cn, shine-x.net and kbyran.com.
021fwb.com shares at least partially some mail servers with other domains, for instance probabilisticpersons.com, aryzap.com and chpx.net.