dochelp.cn - dns.ninja
dochelp.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 101.201.148.120🇨🇳 Alibaba-Cloud101.201.0.0/16 CT BeiJing IDC | ||||||
| NS | dns3.hichina.com ⭐ | ||||||
| A | 2408:4009:501::11🇨🇳 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 | dns4.hichina.com | ||||||
| A | 2408:4009:501::12🇨🇳 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 | mx1.feishu.cn ⭐ | ||||||
| A | 52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix | ||||||
| PTR | ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com | ||||||
| MX | mx2.feishu.cn(5) | ||||||
| A | 101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20 | ||||||
| MX | mx3.feishu.cn(10) | ||||||
| A | 52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix | ||||||
| PTR | ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 101.126.58.225🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20 | ||||||
| TXT | v=spf1 +include:_netblocks.m.feishu.cn -all | ||||||
| TXT | verification-code-site-App_feishu=niaXt7YcPAeQQMlrKRZy | ||||||
| SOA | dns3.hichina.comhostmaster@hichina.com 2026-01-12 #9 | ||||||
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=2035028330 | ||||||
Subdomains
uponeshare.dochelp.cn |
player.dochelp.cn |
Same first word
dochelp.com |
dochelp.ru |
dochelp.eu |
dochelp.org |
dochelp.net |
dochelp.de |
dochelp.cn |
dochelp.me |
dochelp.com.br |
dochelp.hu |
dochelp.pro |
Similar names
helpdoc.ru |
podlech.net |
podlech.com |
podlech.eu |
podlech.ch |
codhelp.com |
helpdoc.org |
helpdoc.com.br |
ocdhelp.org |
helpdoc.co.za |
helpdoc.com |
podlech.dk |
helpdoc.cn |
helpdoc.net |
helpdoc.de |
podlech.de |
helpdoc.co.kr |
DNS History
6 records (6 active, 0 former)
●NSdns3.hichina.com2026-06-13 → 2026-07-11 · 2 obs
● 2026-07-11 08:48:18
●NSdns4.hichina.com2026-06-13 → 2026-07-11 · 2 obs
● 2026-07-11 08:48:18
●A101.201.148.1202026-06-13 → 2026-07-11 · 2 obs
● 2026-07-11 08:48:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| dochelp.cn | dns3.hichina.com, dns4.hichina.com | - |
✅ Authoritative Response
Server:120.76.107.43
NS records: dns3.hichina.com, dns4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dochelp.cn (unsigned zone)
⏱️ Timing
Total: 1895ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 101.201.148.120 |
| NS | 2 | dns3.hichina.com, dns4.hichina.com |
| MX | 3 | mx1.feishu.cn (pri: 1), mx2.feishu.cn (pri: 5)... |
| TXT | 2 | v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=niaXt7 |
| SOA | 1 | dns3.hichina.com hostmaster.hichina.com |
Analysis
Hierarchy
The parent domain of uponeshare.dochelp.cn and player.dochelp.cn is dochelp.cn.
IP Addresses
dochelp.cn directs to one IP number, which is 101.201.148.120.
uponeshare.dochelp.cn, player.dochelp.cn and moyincloud.com are examples of other host names that share IP numbers with dochelp.cn.
Name Servers
dochelp.cn is served by two delegated name servers, dns3.hichina.com and dns4.hichina.com.
dochelp.cn has the same name server delegation as a number of other domains, such as e-filing.com.cn, sky-new.com, 2ql.cn and two more.
There is an overlap in name servers between dochelp.cn and other domains, for example gtarsc.com, zbcxxkj2.cn and 2272.cn
Host names resolving to 9 IP numbers:
dns3.hichina.com carries IP addresses 39.96.153.43, 39.96.153.63 and 47.118.199.203, with 6 other addresses beyond those.
dns4.hichina.com carries IP addresses 39.96.153.44, 39.96.153.54 and 47.118.199.204, with 6 other addresses beyond those.
Mail Servers
dochelp.cn is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.
dochelp.cn shares at least some of its mail servers with other domains — for example xzys.ltd, soulgame.com, dingstock.net and two more.
Hosts with three IP address records:
mx3.feishu.cn resolves to three addresses: 52.220.106.220, 101.126.58.225 and 122.14.229.0.
Hosts with two IP numbers each:
mx2.feishu.cn maps to two IP addresses — 101.126.58.225 and 122.14.229.0.
Hosts that resolve to one IP address:
mx1.feishu.cn points to the IP address 52.220.106.220.
These two host names — mx3.feishu.cn and mx1.feishu.cn — each point to 52.220.106.220 IP addresses.
These two host names — mx3.feishu.cn and mx2.feishu.cn — each point to 101.126.58.225 IP addresses.
These two host names — mx3.feishu.cn and mx2.feishu.cn — each point to 122.14.229.0 IP addresses.