szpctf.com - robtex.com
szpctf.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 120.76.158.20🇨🇳 Alibaba-Cloud120.76.128.0/17 | ||||||
| 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=1785371067 | ||||||
Previously NS for
Subdomains
www.szpctf.com |
Same first word
szpctf.com |
Similar names
DNS History
7 records (3 active, 4 former)
●NSdns15.hichina.com2026-05-07 → 2026-07-30 · 3 obs
● 2026-05-07 07:52:38
● 2026-07-30 00:53:08
●NSdns16.hichina.com2026-05-07 → 2026-07-30 · 3 obs
● 2026-05-07 07:52:38
● 2026-07-30 00:53:08
○NSszpctf.com2015-11-30 → 2020-01-22 · 4 obs
● 2020-01-22 02:57:46
○ 2026-05-07 07:52:38
○ 2026-07-30 00:53:08
●A120.76.158.202026-05-07 → 2026-07-30 · 3 obs
● 2026-05-07 07:52:38
● 2026-07-30 00:53:08
○A139.129.147.2102020-01-22 → 2020-01-22 · 4 obs
● 2020-01-22 02:57:46
○ 2026-05-07 07:52:38
○ 2026-07-30 00:53:08
○A183.57.41.682017-03-20 → 2017-03-20 · 4 obs
● 2017-03-20 19:17:42
○ 2020-01-22 02:57:46
○ 2026-07-30 00:53:08
○A183.63.53.732015-08-11 → 2016-07-13 · 4 obs
● 2016-07-13 08:41:06
○ 2017-03-20 19:17:42
○ 2026-07-30 00:53:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net... | - |
| szpctf.com | dns15.hichina.com, dns16.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.41
NS records: dns15.hichina.com, dns16.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for szpctf.com (unsigned zone)
⏱️ Timing
Total: 937ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 120.76.158.20 |
| NS | 2 | dns15.hichina.com, dns16.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
Hierarchy
szpctf.com is a parent domain of www.szpctf.com.
IP Addresses
szpctf.com points to a single IP number: 120.76.158.20.
Other host names share IP numbers with szpctf.com; www.szpctf.com is one such example.
Name Servers
szpctf.com is served by two delegated name servers, dns15.hichina.com and dns16.hichina.com.
szpctf.com shares its name server setup with other domains, including udbim.com, waitbus.com, topfus.com and two others.
szpctf.com shares at least some of its name servers with other domains, including iminitv.com, myking.com.cn, dingtaisl.com and two others.
These name servers are frequently seen alongside the name servers expirens3.hichina.com, expirens4.hichina.com, dns23.hichina.com and dns24.hichina.com.
Host names with 9 IP numbers:
dns15.hichina.com carries IP addresses 39.96.153.42, 39.96.153.52 and 47.118.199.202, with 6 other addresses beyond those.
dns16.hichina.com carries IP addresses 39.96.153.41, 39.96.153.51 and 47.118.199.201, with 6 other addresses beyond those.