75sy.cn - robtex.com
75sy.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns29.hichina.com ⭐ | ||||||
| A | 2408:4009:501::37🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.39🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.59🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.199🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.219🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.39🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.59🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.99🇨🇳 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 | 139.224.142.109🇨🇳 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 | dns30.hichina.com | ||||||
| A | 2408:4009:501::38🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.37🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.62🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.197🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.221🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.37🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.62🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.102🇨🇳 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 | 139.224.142.107🇨🇳 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 | dns29.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=2034608544 | ||||||
Same first word
75sy.cn |
Similar names
DNS History
11 records (2 active, 9 former)
●NSdns29.hichina.com2020-01-21 → 2026-03-29 · 3 obs
● 2020-01-21 21:57:26
● 2026-03-29 23:39:50
●NSdns30.hichina.com2020-01-21 → 2026-03-29 · 3 obs
● 2020-01-21 21:57:26
● 2026-03-29 23:39:50
○NSf1g1ns1.dnspod.net2017-02-10 → 2017-02-10 · 4 obs
● 2017-02-10 12:44:26
○ 2020-01-21 21:57:26
○ 2026-03-29 23:39:50
○NSf1g1ns2.dnspod.net2017-02-10 → 2017-02-10 · 4 obs
● 2017-02-10 12:44:26
○ 2020-01-21 21:57:26
○ 2026-03-29 23:39:50
○NSns3.dnsdun.net2015-10-18 → 2016-06-30 · 4 obs
● 2016-06-30 05:27:36
○ 2017-02-10 12:44:26
○ 2026-03-29 23:39:50
○NSns5.dnsdun.com2015-10-18 → 2016-06-30 · 4 obs
● 2016-06-30 05:27:36
○ 2017-02-10 12:44:26
○ 2026-03-29 23:39:50
○A128.1.177.1442017-02-10 → 2017-02-10 · 4 obs
● 2017-02-10 12:44:26
○ 2020-01-21 21:57:26
○ 2026-03-29 23:39:50
○A146.148.194.952016-01-03 → 2016-02-12 · 5 obs
● 2016-01-03 09:47:14
● 2016-02-12 23:15:40
○ 2016-06-30 05:27:36
○ 2026-03-29 23:39:50
○A146.148.249.612016-06-30 → 2016-06-30 · 4 obs
● 2016-06-30 05:27:36
○ 2017-02-10 12:44:26
○ 2026-03-29 23:39:50
○A172.80.2.2322015-10-18 → 2015-10-18 · 3 obs
○ 2016-01-03 09:47:14
○ 2026-03-29 23:39:50
○CNAMEoverdue.aliyun.com2020-01-21 → 2020-01-21 · 2 obs
○ 2026-03-29 23:39:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 75sy.cn | dns29.hichina.com, dns30.hichina.com | - |
✅ Authoritative Response
Server:139.224.142.102
NS records: dns29.hichina.com, dns30.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 75sy.cn (unsigned zone)
⏱️ Timing
Total: 1400ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns29.hichina.com, dns30.hichina.com |
| SOA | 1 | dns29.hichina.com hostmaster.hichina.com |
Analysis
Name Servers
75sy.cn has two name servers: dns29.hichina.com and dns30.hichina.com.
75sy.cn shares the same name server setup as other domains, for example mmagicfilm.com.cn, dst.hk, jxc.net.cn, zxxzhsj.com and kambal.com.
75sy.cn at least partially shares name servers with other domains; for example dunke.net and 51themes.com; xuanmie.com and niupengtuan.com.
These name servers are commonly used together with expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers:
dns29.hichina.com points to 2408:4009:501::37, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.
dns30.hichina.com points to 2408:4009:501::38, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.