yydcs.com - robtex.com
yydcs.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 116.16.13.234🇨🇳 CHINANET-BACKBONE116.16.0.0/12 China Telecom Network | ||||||
| NS | ns1.alidns.com ⭐ | ||||||
| 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 | ||||||
| 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 2026-01-09 #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=1774422097 | ||||||
Same first word
yydcs.com |
Similar names
DNS History
15 records (3 active, 12 former)
○NSns1.51dns.com2015-06-17 → 2015-10-28 · 4 obs
● 2015-10-28 13:40:48
○ 2016-01-18 05:37:32
○ 2026-03-25 07:29:36
●NSns1.alidns.com2026-02-26 → 2026-03-25 · 3 obs
● 2026-02-26 00:06:30
● 2026-03-25 07:29:36
●NSns2.alidns.com2026-02-26 → 2026-03-25 · 3 obs
● 2026-02-26 00:06:30
● 2026-03-25 07:29:36
○NSns65.domaincontrol.com2016-01-18 → 2016-04-17 · 5 obs
● 2016-01-18 05:37:32
● 2016-04-17 04:05:34
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○NSns66.domaincontrol.com2016-01-18 → 2016-04-17 · 5 obs
● 2016-01-18 05:37:32
● 2016-04-17 04:05:34
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○MXmailstore1.secureserver.net2016-01-18 → 2016-04-17 · 4 obs
● 2016-04-17 04:05:34
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○MXsmtp.secureserver.net2016-01-18 → 2016-04-17 · 4 obs
● 2016-04-17 04:05:34
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○A103.241.230.1312016-12-28 → 2016-12-28 · 4 obs
● 2016-12-28 11:26:38
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○A103.241.230.1322016-12-28 → 2016-12-28 · 4 obs
● 2016-12-28 11:26:38
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○A103.241.230.1332016-12-28 → 2016-12-28 · 4 obs
● 2016-12-28 11:26:38
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
○A103.241.230.1342016-12-28 → 2016-12-28 · 4 obs
● 2016-12-28 11:26:38
○ 2018-10-10 21:53:36
○ 2026-03-25 07:29:36
●A116.16.13.2342026-02-26 → 2026-03-25 · 3 obs
● 2026-02-26 00:06:30
● 2026-03-25 07:29:36
○A172.81.149.1622015-06-17 → 2015-10-28 · 4 obs
● 2015-10-28 13:40:48
○ 2016-01-18 05:37:32
○ 2026-03-25 07:29:36
○A50.63.202.422016-01-18 → 2016-04-17 · 5 obs
● 2016-01-18 05:37:32
● 2016-04-17 04:05:34
○ 2016-12-28 11:26:38
○ 2026-03-25 07:29:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net... | - |
| yydcs.com | ns1.alidns.com, ns2.alidns.com | 18 records |
✅ Authoritative Response
Server:120.76.107.46
NS records: ns1.alidns.com, ns2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for yydcs.com (unsigned zone)
⏱️ Timing
Total: 3835ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.16.13.234 |
| NS | 2 | ns1.alidns.com, ns2.alidns.com |
| SOA | 1 | ns1.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (ns1.alidns.com, ns1.alidns.com, ns1.alidns.com...)
Analysis
IP Addresses
yydcs.com points to a single IP address: 116.16.13.234.
Name Servers
yydcs.com is delegated to two name servers: ns1.alidns.com and ns2.alidns.com.
yydcs.com uses the same name server setup as other domains, including varistor.cn, hxfljc.com, aisy.cc, dashenglife.com and affa08de310301.beer.
At least part of the name servers for yydcs.com are shared with other domains, for instance fsnatural.com, plaso.us, jinjishan.com, hynex.com.cn and calibre.cn.
These name servers are commonly used together with the name servers dns1.hichina.com, dns2.hichina.com, ns7.alidns.com, ns8.alidns.com, dns10.hichina.com and dns9.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.