hslcd.cn - robtex.com
hslcd.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 127.0.0.1 | ||||||
| NS | ns1.exp.4cun.com ⚠️ Not in zone NS records | ||||||
| A | 43.165.183.246🇸🇬 TENCENT-NET-AP-CN43.165.128.0/18 Proxy-registered route object | ||||||
| NS | ns2.exp.4cun.com ⚠️ Not in zone NS records | ||||||
| A | 43.165.183.246🇸🇬 TENCENT-NET-AP-CN43.165.128.0/18 Proxy-registered route object | ||||||
| MX | mail.happyisp.com ⭐ | ||||||
| A | 5.161.49.68🇺🇸 HETZNER-CLOUD2-AS5.161.49.0/24 | ||||||
| PTR | mail.happyisp.com | ||||||
| A | 137.184.158.105🇺🇸 DIGITALOCEAN137.184.144.0/20 DigitalOcean | ||||||
| PTR | mail.happyisp.com | ||||||
| TXT | v=spf1 ip6:fd0d:d741:e183::/48 -all | ||||||
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=2035073515 | ||||||
Same first word
Similar names
DNS History
16 records (4 active, 12 former)
○NSdns1.4cun.com2026-06-27 → 2026-06-27 · 4 obs
● 2026-06-27 22:14:00
○ 2026-07-08 02:35:54
○ 2026-07-22 06:16:44
○NSdns1.hichina.com2020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 10:54:12
○ 2026-06-27 22:14:00
○ 2026-07-22 06:16:44
○NSdns2.51dns.top2026-06-27 → 2026-06-27 · 4 obs
● 2026-06-27 22:14:00
○ 2026-07-08 02:35:54
○ 2026-07-22 06:16:44
○NSdns2.hichina.com2020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 10:54:12
○ 2026-06-27 22:14:00
○ 2026-07-22 06:16:44
●NSns1.exp.4cun.com2026-07-08 → 2026-07-22 · 3 obs
● 2026-07-08 02:35:54
● 2026-07-22 06:16:44
○NSns11.72dns.com2017-03-20 → 2017-03-20 · 4 obs
● 2017-03-20 15:25:54
○ 2020-02-28 10:54:12
○ 2026-07-22 06:16:44
●NSns2.exp.4cun.com2026-07-08 → 2026-07-22 · 3 obs
● 2026-07-08 02:35:54
● 2026-07-22 06:16:44
○NSns3.72dns.com2015-05-22 → 2016-07-27 · 4 obs
● 2016-07-27 12:10:40
○ 2017-03-20 15:25:54
○ 2026-07-22 06:16:44
○NSns4.idc1.cn2015-05-22 → 2016-07-27 · 4 obs
● 2016-07-27 12:10:40
○ 2017-03-20 15:25:54
○ 2026-07-22 06:16:44
●MXmail.happyisp.com2026-07-22 → 2026-07-22 · 2 obs
● 2026-07-22 06:16:44
○A116.255.209.2502015-05-22 → 2017-03-20 · 4 obs
● 2017-03-20 15:25:54
○ 2020-02-28 10:54:12
○ 2026-07-22 06:16:44
●A127.0.0.12026-07-22 → 2026-07-22 · 3 obs
● 2026-07-22 06:16:42
● 2026-07-22 06:16:44
○A156.239.149.1712020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 10:54:12
○ 2026-06-27 22:14:00
○ 2026-07-22 06:16:44
○CNAMEh709.72dns.net2017-03-20 → 2017-03-20 · 3 obs
○ 2020-02-28 10:54:12
○ 2026-07-22 06:16:44
○CNAMEhsjywcn.s709.72dns.net2017-03-20 → 2017-03-20 · 3 obs
○ 2020-02-28 10:54:12
○ 2026-07-22 06:16:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| hslcd.cn | ns1.exp.4cun.com, ns2.exp.4cun.com | - |
✅ Authoritative Response
Server:43.165.183.246
NS records: ns1.exp.4cun.com, ns2.exp.4cun.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hslcd.cn (unsigned zone)
⏱️ Timing
Total: 2015ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 127.0.0.1 |
| MX | 1 | mail.happyisp.com (pri: 1) |
| TXT | 1 | v=spf1 ip6:fd0d:d741:e183::/48 -all |
Analysis
IP Addresses
hslcd.cn directs to one IP number, which is 127.0.0.1.
Among the host names that share IP numbers with hslcd.cn are 206.42.static.quadranet.com, baral.host.sk, medical-trade-fair.com and two others.
Name Servers
hslcd.cn is served by two delegated name servers, ns1.exp.4cun.com and ns2.exp.4cun.com.
hslcd.cn has the same name server delegation as a number of other domains, such as scaoney.cn, flashteksports.com, dpbearing.com and two more.
hslcd.cn shares at least some of its name servers with other domains, such as jomany.cn and top500global.com.
These name servers are frequently paired with the name servers ns3.exp.4cun.com and ns4.exp.4cun.com.
ns1.exp.4cun.com and ns2.exp.4cun.com share one IP address between them — 43.165.183.246.
These two host names — ns1.exp.4cun.com and ns2.exp.4cun.com — each point to 43.165.183.246 IP addresses.
Mail Servers
hslcd.cn routes its mail through a single mail server, mail.happyisp.com.
hslcd.cn has the same mail server arrangement as a number of other domains, for example lieshi.cn, chapa.cn, g0757.com and two more.
mail.happyisp.com points to two IP addresses: 5.161.49.68 and 137.184.158.105.