jctask.com - robtex.com
jctask.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns15.hichina.com ⭐ | ||||||
| A | 2408:4009:501::23🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.42🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.52🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.202🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.212🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.42🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.52🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.112🇨🇳 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 | 139.224.142.122🇨🇳 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 | dns16.hichina.com | ||||||
| A | 2408:4009:501::24🇨🇳 Alibaba-Cloud2408:4009:501::/48 | ||||||
| A | 39.96.153.41🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 39.96.153.51🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC | ||||||
| A | 47.118.199.201🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 47.118.199.211🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd. | ||||||
| A | 120.76.107.41🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 120.76.107.51🇨🇳 Alibaba-Cloud120.76.0.0/17 | ||||||
| A | 139.224.142.111🇨🇳 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 | 139.224.142.121🇨🇳 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 | dns15.hichina.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=1786370514 | ||||||
Same first word
jctask.com |
Similar names
jackst.net |
atkjsc.com |
jackst.site |
stjack.com |
jstack.review |
scatkj.cn |
jstack.eu |
aksjtc.com |
acsjkt.com |
satckj.com |
scatkj.com |
jackst.de |
atsckj.com |
jstack.cn |
jstack.net |
jstack.ch |
DNS History
9 records (2 active, 7 former)
●NSdns15.hichina.com2026-06-19 → 2026-08-10 · 3 obs
● 2026-06-19 22:37:32
● 2026-08-10 14:22:04
●NSdns16.hichina.com2026-06-19 → 2026-08-10 · 3 obs
● 2026-06-19 22:37:32
● 2026-08-10 14:22:04
○NSf1g1ns1.dnspod.net2016-07-04 → 2017-03-18 · 5 obs
● 2016-07-04 16:55:02
● 2017-03-18 22:03:22
○ 2026-06-19 22:37:32
○ 2026-08-10 14:22:04
○NSf1g1ns2.dnspod.net2016-07-04 → 2016-07-04 · 4 obs
● 2016-07-04 16:55:02
○ 2026-06-19 22:37:32
○ 2026-08-10 14:22:04
○NSns1646.ztomy.com2015-08-16 → 2016-03-12 · 4 obs
● 2016-03-12 12:55:28
○ 2016-07-04 16:55:02
○ 2026-08-10 14:22:04
○NSns2646.ztomy.com2015-08-16 → 2016-03-12 · 4 obs
● 2016-03-12 12:55:28
○ 2016-07-04 16:55:02
○ 2026-08-10 14:22:04
○A100.43.129.532016-07-04 → 2016-07-04 · 4 obs
● 2016-07-04 16:55:02
○ 2026-06-19 22:37:32
○ 2026-08-10 14:22:04
○A141.8.226.142015-08-16 → 2016-03-12 · 4 obs
● 2016-03-12 12:55:28
○ 2016-07-04 16:55:02
○ 2026-08-10 14:22:04
○A67.229.80.2282016-07-04 → 2016-07-04 · 4 obs
● 2016-07-04 16:55:02
○ 2026-06-19 22:37:32
○ 2026-08-10 14:22:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| jctask.com | dns15.hichina.com, dns16.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns15.hichina.com, dns16.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jctask.com (unsigned zone)
⏱️ Timing
Total: 1003ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns16.hichina.com, dns15.hichina.com |
| SOA | 1 | dns15.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns15.hichina.com, dns15.hichina.com, dns15.hichina.com...)
Analysis
Name Servers
DNS delegation for jctask.com points to two name servers: dns15.hichina.com and dns16.hichina.com.
jctask.com uses the same name servers as several other domains — among them xuntui.com.cn, ydzm333.com, undp.cn and two more.
At least some of jctask.com's name servers are shared with other domains, for example 4886.net, ybwmd.com, zhihuy.com and two more.
These name servers are often deployed together with the name servers expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.
Hostnames that resolve to 9 IP addresses:
dns15.hichina.com has IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, plus 6 other.
dns16.hichina.com has IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, plus 6 other.