linkr.com - dns.ninja
linkr.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.8.241.250🇺🇸 Google34.8.0.0/13 | ||||||
| PTR | 250.241.8.34.bc.googleusercontent.com | ||||||
| NS | dns21.hichina.com ⭐ | ||||||
| A | 2408:4009:501::29🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.100🇨🇳 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 | 139.224.142.110🇨🇳 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 | dns22.hichina.com | ||||||
| A | 2408:4009:501::30🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.98🇨🇳 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 | 139.224.142.108🇨🇳 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 | ||||||
| SOA | dns21.hichina.comhostmaster@hichina.com 2026-05-28 #9 | ||||||
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=1784893597 | ||||||
rank #203774 in the tld
Subdomains
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NSdns21.hichina.com2026-04-06 → 2026-07-24 · 2 obs
● 2026-07-24 12:05:32
●NSdns22.hichina.com2026-04-06 → 2026-07-24 · 2 obs
● 2026-07-24 12:05:32
○A2600:1901:0:e5::2026-04-06 → 2026-07-24 · 2 obs
○ 2026-07-24 12:05:32
○A34.111.117.2312026-04-06 → 2026-07-24 · 2 obs
○ 2026-07-24 12:05:32
○A34.160.86.482026-04-06 → 2026-07-24 · 2 obs
○ 2026-07-24 12:05:32
●A34.8.241.2502026-04-06 → 2026-07-24 · 2 obs
● 2026-07-24 12:05:32
○A35.190.117.172026-04-06 → 2026-07-24 · 2 obs
○ 2026-07-24 12:05:32
○A35.244.234.552026-04-06 → 2026-07-24 · 2 obs
○ 2026-07-24 12:05:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| linkr.com | dns21.hichina.com, dns22.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.40
NS records: dns21.hichina.com, dns22.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linkr.com (unsigned zone)
⏱️ Timing
Total: 636ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.8.241.250 |
| NS | 2 | dns21.hichina.com, dns22.hichina.com |
| MX | 3 | mx2.feishu.cn (pri: 5), mx1.feishu.cn (pri: 1)... |
| TXT | 1 | v=spf1 +include:_netblocks.m.feishu.cn - |
| SOA | 1 | dns21.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns21.hichina.com, dns21.hichina.com, dns21.hichina.com...)
Analysis
Hierarchy
linkr.com sits above api.linkr.com, static.linkr.com and www.linkr.com in the domain hierarchy.
IP Addresses
linkr.com has exactly one IP address — 34.8.241.250.
Further host names like linkr.bio and 250.241.8.34.bc.googleusercontent.com overlap in IP numbers with linkr.com.
Name Servers
DNS delegation for linkr.com points to two name servers: dns21.hichina.com and dns22.hichina.com.
The name server configuration of linkr.com is shared with other domains, for instance sunmanchem.com, zdgjjy.com, shengyuntangfeng.cn and two others.
linkr.com shares at least some of its name servers with domains including appbza.com, wlgra.com and mywakao.com
These name servers frequently co-occur with the name servers expirens3.hichina.com and expirens4.hichina.com.
Hosts with 9 IP addresses each:
dns21.hichina.com has IP addresses 39.96.153.40, 39.96.153.60 and 47.118.199.200, plus 6 other.
dns22.hichina.com has IP addresses 39.96.153.38, 39.96.153.61 and 47.118.199.198, plus 6 other.
Mail Servers
Incoming mail for linkr.com is delivered via three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.
At least some of the mail servers used by linkr.com are shared with other domains: sengatech.com, mungercn.com, anzr.cn and two others among them.
Host names carrying three IP numbers:
mx3.feishu.cn has IP addresses 52.220.106.220, 101.126.58.225 and 122.14.229.0.
Host names pointing to two IP addresses:
mx2.feishu.cn has two IP addresses: 101.126.58.225 and 122.14.229.0.
Host names resolving to a single IP address:
mx1.feishu.cn directs to 52.220.106.220.
Host names pointing to 52.220.106.220 IP addresses: mx3.feishu.cn and mx1.feishu.cn.
Host names pointing to 101.126.58.225 IP addresses: mx3.feishu.cn and mx2.feishu.cn.
Host names pointing to 122.14.229.0 IP addresses: mx3.feishu.cn and mx2.feishu.cn.