sf37.com - robtex.com
sf37.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns13.hichina.com ⭐ | ||||||
| A | 2408:4009:501::21🇨🇳 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 | dns14.hichina.com | ||||||
| A | 2408:4009:501::22🇨🇳 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 | dns13.hichina.comhostmaster@hichina.com 2026-02-03 #17 | ||||||
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=1774633287 | ||||||
Same first word
Similar names
DNS History
19 records (2 active, 17 former)
○NSag1.juming.com2026-03-27 → 2026-03-27 · 1 obs
○ 2026-03-27 17:45:08
○NSag2.juming.com2026-03-27 → 2026-03-27 · 1 obs
○ 2026-03-27 17:45:08
●NSdns13.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2021-03-16 08:17:10
● 2026-03-27 17:45:08
● 2026-03-27 17:45:08
●NSdns14.hichina.com2026-03-27 → 2026-03-27 · 2 obs
○ 2021-03-16 08:17:10
● 2026-03-27 17:45:08
● 2026-03-27 17:45:08
○NSf1g1ns1.dnspod.net2017-09-01 → 2021-03-16 · 4 obs
○ 2016-11-26 16:05:28
● 2017-09-01 19:23:24
● 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
● 2017-09-01 19:23:24
● 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
○NSf1g1ns2.dnspod.net2017-09-01 → 2021-03-16 · 4 obs
○ 2016-11-26 16:05:28
● 2017-09-01 19:23:24
● 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
● 2017-09-01 19:23:24
● 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
○NSlv3ns1.ffdns.net2016-04-17 → 2016-04-17 · 4 obs
○ 2016-01-26 19:32:46
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
○NSlv3ns2.ffdns.net2016-04-17 → 2016-04-17 · 4 obs
○ 2016-01-26 19:32:46
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
○NSlv3ns3.ffdns.net2016-04-17 → 2016-04-17 · 4 obs
○ 2016-01-26 19:32:46
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
○NSlv3ns4.ffdns.net2016-04-17 → 2016-04-17 · 4 obs
○ 2016-01-26 19:32:46
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
● 2016-04-17 01:10:58
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
○NSns1.360wzb.com2015-08-26 → 2016-01-26 · 4 obs
● 2015-08-26 19:38:04
● 2016-01-26 19:32:46
○ 2016-04-17 01:10:58
○ 2026-03-27 17:45:08
● 2016-01-26 19:32:46
○ 2016-04-17 01:10:58
○ 2026-03-27 17:45:08
○NSns1.51dns.com2016-11-26 → 2016-11-26 · 4 obs
○ 2016-04-17 01:10:58
● 2016-11-26 16:05:28
○ 2017-09-01 19:23:24
○ 2026-03-27 17:45:08
● 2016-11-26 16:05:28
○ 2017-09-01 19:23:24
○ 2026-03-27 17:45:08
○NSns2.360wzb.com2015-08-26 → 2016-01-26 · 4 obs
● 2015-08-26 19:38:04
● 2016-01-26 19:32:46
○ 2016-04-17 01:10:58
○ 2026-03-27 17:45:08
● 2016-01-26 19:32:46
○ 2016-04-17 01:10:58
○ 2026-03-27 17:45:08
○NSns2.51dns.com2016-11-26 → 2016-11-26 · 4 obs
○ 2016-04-17 01:10:58
● 2016-11-26 16:05:28
○ 2017-09-01 19:23:24
○ 2026-03-27 17:45:08
● 2016-11-26 16:05:28
○ 2017-09-01 19:23:24
○ 2026-03-27 17:45:08
○A103.232.215.1462016-05-22 → 2016-05-22 · 3 obs
● 2016-05-22 13:50:50
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
○ 2016-11-26 16:05:28
○ 2026-03-27 17:45:08
○A117.21.220.1992016-11-26 → 2016-11-26 · 4 obs
○ 2016-05-22 13:50:50
● 2016-11-26 16:05:28
○ 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
● 2016-11-26 16:05:28
○ 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
○A144.0.3.452017-09-01 → 2017-09-01 · 3 obs
○ 2016-11-26 16:05:28
● 2017-09-01 19:23:24
○ 2026-03-27 17:45:08
● 2017-09-01 19:23:24
○ 2026-03-27 17:45:08
○A45.192.160.1242021-03-16 → 2021-03-16 · 3 obs
○ 2017-09-01 19:23:24
● 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
● 2021-03-16 08:17:10
○ 2026-03-27 17:45:08
○CNAMEagent31.juming.com2026-03-27 → 2026-03-27 · 1 obs
○ 2026-03-27 17:45:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sf37.com | dns13.hichina.com, dns14.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns13.hichina.com, dns14.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sf37.com (unsigned zone)
⏱️ Timing
Total: 486ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns14.hichina.com, dns13.hichina.com |
| SOA | 1 | dns13.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns13.hichina.com, dns13.hichina.com, dns13.hichina.com...)
Analysis
Name Servers
Two name servers dns13.hichina.com and dns14.hichina.com handle delegation for sf37.com.
sf37.com uses the same name server setup as other domains, for example vwei.net, zhack.com, brightlife.cn, listentec.com and xxzhjy.com.
sf37.com partially shares name servers with other domains; examples include obsql.com, 61126.cn, swangame.com, manta.cn and offercape.com.
These name servers are often used with the name servers expirens3.hichina.com and expirens4.hichina.com.
Host names with nine IP numbers:
dns13.hichina.com points to: 2408:4009:501::21, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.
dns14.hichina.com points to: 2408:4009:501::22, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.