16rd.cn - robtex.com

16rd.cn

DNSSEC⚠️ Not signed
A43.139.156.136🇨🇳 TENCENT-NET-AP43.139.128.0/18
NSdns21.hichina.com ⭐
A2408:4009:501::29🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.40🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.60🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.200🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.220🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.40🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.60🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.100🇨🇳 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,
A139.224.142.110🇨🇳 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,
NSdns22.hichina.com
A2408:4009:501::30🇨🇳 Alibaba-Cloud2408:4009:501::/48
A39.96.153.38🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A39.96.153.61🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC
A47.118.199.198🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A47.118.199.222🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.
A120.76.107.38🇨🇳 Alibaba-Cloud120.76.0.0/17
A120.76.107.61🇨🇳 Alibaba-Cloud120.76.0.0/17
A139.224.142.98🇨🇳 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,
A139.224.142.108🇨🇳 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,
MXmx1.feishu.cn ⭐
A52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
MXmx2.feishu.cn(5)
A101.126.58.225🇨🇳 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,
A122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20
MXmx3.feishu.cn(10)
A52.220.106.220🇸🇬 Amazon52.220.0.0/15 SIN prefix
PTRec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com
A101.126.58.225🇨🇳 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,
A122.14.229.0🇨🇳 CHINAMOBILE-CN122.14.224.0/20
TXTverification-code-site-App_feishu=naU0Fh3hjSuAX83sw3oh
TXTv=spf1 +include:_netblocks.m.feishu.cn -all
SOAdns21.hichina.comhostmaster@hichina.com 2026-01-09 #13

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034773177

Same first word

16rd.com
16rd.cn

Similar names

r16d.xyz
d16r.us
d1r6.com
d61r.cc
dr61.com
rd61.ru
61dr.com
1dr6.cn

DNS History

6 records (6 active, 0 former)

NSdns21.hichina.comdns22.hichina.comMXmx1.feishu.cnmx2.feishu.cnmx3.feishu.cnA43.139.156.136
●NSdns21.hichina.com2026-04-02 → 2026-05-10 · 2 obs
● 2026-04-02 11:40:20
● 2026-05-10 04:10:48
●NSdns22.hichina.com2026-04-02 → 2026-05-10 · 2 obs
● 2026-04-02 11:40:20
● 2026-05-10 04:10:48
●MXmx1.feishu.cn2026-04-02 → 2026-05-10 · 2 obs
● 2026-04-02 11:40:20
● 2026-05-10 04:10:48
●MXmx2.feishu.cn2026-04-02 → 2026-05-10 · 2 obs
● 2026-04-02 11:40:20
● 2026-05-10 04:10:48
●MXmx3.feishu.cn2026-04-02 → 2026-05-10 · 2 obs
● 2026-04-02 11:40:20
● 2026-05-10 04:10:48
●A43.139.156.1362026-04-02 → 2026-05-10 · 2 obs
● 2026-04-02 11:40:20
● 2026-05-10 04:10:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
16rd.cndns21.hichina.com, dns22.hichina.com-

✅ Authoritative Response

Server:139.224.142.100

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 16rd.cn (unsigned zone)

⏱️ Timing

Total: 1836ms | Queries: -

📄 Records

TypeCountSample Data
A143.139.156.136
NS2dns21.hichina.com, dns22.hichina.com
MX3mx3.feishu.cn (pri: 10), mx1.feishu.cn (pri: 1)...
TXT2v=spf1 +include:_netblocks.m.feishu.cn -, verification-code-site-App_feishu=naU0Fh
SOA1dns21.hichina.com hostmaster.hichina.com

Analysis

IP Addresses

16rd.cn points to a single IP address: 43.139.156.136.

Other host names, for instance 16rd.com, share IP numbers with 16rd.cn.

Name Servers

Two name servers dns21.hichina.com and dns22.hichina.com handle the delegation for 16rd.cn.

16rd.cn shares the same name server setup as other domains, for example laojian.vip, playbase.cc, valvechina.com.cn, obraosh.com and webwatch.com.cn.

16rd.cn at least partially shares name servers with other domains, for example ganext.com, asssn.com, ksoneb.cn, qf61.cn and caelum.cn.

These name servers are often used together with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers: dns21.hichina.com points to: 2408:4009:501::29, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110; dns22.hichina.com points to: 2408:4009:501::30, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

16rd.cn is handled by three mail servers: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

16rd.cn shares at least partially some mail servers with other domains, for instance viitor.info, vip-help.com, 365nails.com, niomaker.com and card8.com.

Host names with three IP numbers: mx3.feishu.cn points to 52.220.106.220, 101.126.58.225 and 122.14.229.0.

Host names with two IP numbers: mx2.feishu.cn points to 101.126.58.225 and 122.14.229.0.

Host names with one IP number: mx1.feishu.cn points to 52.220.106.220.

Host names pointing to 52.220.106.220: mx3.feishu.cn and mx1.feishu.cn.

Host names pointing to 101.126.58.225: mx3.feishu.cn and mx2.feishu.cn.

Host names pointing to 122.14.229.0: mx3.feishu.cn and mx2.feishu.cn.