21600d.com - robtex.com
21600d.com
| CNAME | expired.hichina.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 8.218.208.240🇭🇰 Alibaba-Cloud8.218.128.0/17 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 47.76.127.217🇺🇸 Alibaba-Cloud47.76.0.0/17 Proxy-registered route object | ||||||
| A | 47.91.170.222🇭🇰 Alibaba-Cloud47.91.128.0/18 Alibaba Cloud | ||||||
| NS | ns1.alidns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2408:4009:501::1🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.45🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.55🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.205🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.215🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.45🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.55🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.115🇨🇳 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 | 139.224.142.125🇨🇳 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 | ns2.alidns.com ⚠️ Not in parent delegation | ||||||
| A | 2408:4009:501::2🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.46🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.56🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.206🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.216🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.46🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.56🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.116🇨🇳 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 | 139.224.142.126🇨🇳 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, | ||||||
| SOA | ns1.alidns.comhostmaster@hichina.com 2026-01-12 #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=1777119562 | ||||||
Same first word
21600d.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSexpirens3.hichina.com2026-04-06 → 2026-04-25 · 3 obs
● 2026-04-06 01:34:02
● 2026-04-25 12:45:48
●NSexpirens4.hichina.com2026-04-06 → 2026-04-25 · 3 obs
● 2026-04-06 01:34:02
● 2026-04-25 12:45:48
○NSns1.dns.com2018-12-28 → 2018-12-28 · 3 obs
○ 2026-04-06 01:34:02
○ 2026-04-25 12:45:48
○NSns2.dns.com2018-12-28 → 2018-12-28 · 3 obs
○ 2026-04-06 01:34:02
○ 2026-04-25 12:45:48
●NSns7.alidns.com2026-04-06 → 2026-04-25 · 3 obs
● 2026-04-06 01:34:02
● 2026-04-25 12:45:48
●NSns8.alidns.com2026-04-06 → 2026-04-25 · 3 obs
● 2026-04-06 01:34:02
● 2026-04-25 12:45:48
○MXssl.jiuhost.com2018-12-28 → 2018-12-28 · 3 obs
○ 2026-04-06 01:34:02
○ 2026-04-25 12:45:48
●CNAMEexpired.hichina.com2026-04-06 → 2026-04-25 · 3 obs
● 2026-04-06 01:34:02
● 2026-04-25 12:45:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21600d.com | expirens3.hichina.com, expirens4.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.33
NS records: expirens3.hichina.com, expirens4.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21600d.com (unsigned zone)
⏱️ Timing
Total: 3526ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns8.alidns.com, ns7.alidns.com |
| CNAME | 1 | expired.hichina.com |
| SOA | 1 | ns7.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (expirens3.hichina.com, expirens3.hichina.com, expirens3.hichina.com...)
Analysis
IP Addresses
21600d.com resolves to three IPs: 8.218.208.240, 47.76.127.217 and 47.91.170.222.
Other host names, such as expired.hichina.com, share IP numbers with 21600d.com.
Name Servers
Two name servers ns1.alidns.com and ns2.alidns.com handle delegation for 21600d.com.
21600d.com uses the same name server setup as other domains, for example 4052d757310251.beer, 66one.net, jiemeng5.com, b82d0afc010251.beer and tude89.com.
21600d.com partially shares name servers with other domains; examples include kuaihaodai.com, redhat.us, mooncake.net, jsnn12121.com and digitalsuits.com.
These name servers commonly accompany ns7.alidns.com, ns8.alidns.com, dns3.hichina.com and dns4.hichina.com.
Host names with nine IP numbers:
ns1.alidns.com points to: 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125.
ns2.alidns.com points to: 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.