jsycs.cn - robtex.com
jsycs.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.238.187.57🇺🇸 HDHK38.238.176.0/20 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1772979411 | ||||||
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=2034786603 | ||||||
Same first word
jsycs.cn |
Similar names
DNS History
12 records (3 active, 9 former)
○NSf1g1ns1.dnspod.net2015-06-14 → 2015-11-10 · 4 obs
● 2015-06-14 20:00:08
● 2015-11-10 14:00:08
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
● 2015-11-10 14:00:08
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
○NSf1g1ns2.dnspod.net2015-11-10 → 2015-11-10 · 4 obs
○ 2015-06-14 20:00:08
● 2015-11-10 14:00:08
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
● 2015-11-10 14:00:08
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
○NSns1.dnspai.com2018-07-09 → 2018-07-09 · 4 obs
○ 2015-11-10 14:00:08
● 2018-07-09 03:42:44
○ 2026-05-09 06:26:18
○ 2026-05-13 09:38:20
● 2018-07-09 03:42:44
○ 2026-05-09 06:26:18
○ 2026-05-13 09:38:20
●NSns1.nowcndns.com2026-05-09 → 2026-05-13 · 3 obs
○ 2018-07-09 03:42:44
● 2026-05-09 06:26:18
● 2026-05-13 09:38:20
● 2026-05-09 06:26:18
● 2026-05-13 09:38:20
○NSns2.dnspai.com2018-07-09 → 2018-07-09 · 4 obs
○ 2015-11-10 14:00:08
● 2018-07-09 03:42:44
○ 2026-05-09 06:26:18
○ 2026-05-13 09:38:20
● 2018-07-09 03:42:44
○ 2026-05-09 06:26:18
○ 2026-05-13 09:38:20
●NSns2.nowcndns.com2026-05-09 → 2026-05-13 · 3 obs
○ 2018-07-09 03:42:44
● 2026-05-09 06:26:18
● 2026-05-13 09:38:20
● 2026-05-09 06:26:18
● 2026-05-13 09:38:20
○MXmail.skrimple.com2016-01-29 → 2016-04-24 · 4 obs
● 2016-01-29 16:18:38
● 2016-04-24 03:41:50
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
● 2016-04-24 03:41:50
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
○A103.12.49.1522018-07-09 → 2018-07-09 · 4 obs
○ 2016-04-24 03:41:50
● 2018-07-09 03:42:44
○ 2026-05-09 06:26:18
○ 2026-05-13 09:38:20
● 2018-07-09 03:42:44
○ 2026-05-09 06:26:18
○ 2026-05-13 09:38:20
○A123.254.111.1902015-06-14 → 2015-11-10 · 4 obs
● 2015-06-14 20:00:08
● 2015-11-10 14:00:08
○ 2016-01-29 16:18:38
○ 2026-05-13 09:38:20
● 2015-11-10 14:00:08
○ 2016-01-29 16:18:38
○ 2026-05-13 09:38:20
●A38.238.187.572026-05-09 → 2026-05-13 · 3 obs
○ 2018-07-09 03:42:44
● 2026-05-09 06:26:18
● 2026-05-13 09:38:20
● 2026-05-09 06:26:18
● 2026-05-13 09:38:20
○A65.19.157.2342016-04-24 → 2016-04-24 · 4 obs
○ 2016-01-29 16:18:38
● 2016-04-24 03:41:50
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
● 2016-04-24 03:41:50
○ 2018-07-09 03:42:44
○ 2026-05-13 09:38:20
○A65.19.157.2352016-01-29 → 2016-01-29 · 4 obs
○ 2015-11-10 14:00:08
● 2016-01-29 16:18:38
○ 2016-04-24 03:41:50
○ 2026-05-13 09:38:20
● 2016-01-29 16:18:38
○ 2016-04-24 03:41:50
○ 2026-05-13 09:38:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| jsycs.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:183.253.57.202
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jsycs.cn (unsigned zone)
⏱️ Timing
Total: 1753ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.238.187.57 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
jsycs.cn points to a single IP number: 38.238.187.57.
Other host names like hsjw.com.cn and xiuct.cn share IP numbers with jsycs.cn.
Name Servers
jsycs.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
jsycs.cn shares the same name server setup as other domains, for example bigeng.com.cn, ew83.cn, v50tome.com.cn, icje.cn and jecse.com.cn.
Host names with three IP numbers:
ns1.nowcndns.com points to: 1.193.216.204, 218.98.111.129 and 218.98.111.138.
ns2.nowcndns.com points to: 61.158.128.11, 183.253.57.202 and 211.99.99.38.