ismartlearning.cn - robtex.com
ismartlearning.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | vip3.alidns.com ⭐ | ||||||
| A | 2408:4009:500::3🇨🇳 Alibaba-Cloud | ||||||
| A | 8.212.93.3🇭🇰 Alibaba_Cloud_SEC | ||||||
| A | 140.205.1.5🇨🇳 Alibaba-Cloud | ||||||
| A | 170.33.32.210🇸🇬 Alibaba_Cloud_SEC | ||||||
| A | 170.33.40.136🇸🇬 Alibaba_Cloud_SEC | ||||||
| A | 170.33.73.26🇸🇬 Alibaba_Cloud_SEC | ||||||
| A | 170.33.80.10🇸🇬 Alibaba_Cloud_SEC | ||||||
| NS | vip4.alidns.com | ||||||
| A | 2408:4009:500::4🇨🇳 Alibaba-Cloud | ||||||
| A | 8.212.93.4🇭🇰 Alibaba_Cloud_SEC | ||||||
| A | 140.205.1.6🇨🇳 Alibaba-Cloud | ||||||
| A | 170.33.32.211🇸🇬 Alibaba_Cloud_SEC | ||||||
| A | 170.33.40.137🇸🇬 Alibaba_Cloud_SEC | ||||||
| A | 170.33.73.27🇸🇬 Alibaba_Cloud_SEC | ||||||
| A | 170.33.80.11🇸🇬 Alibaba_Cloud_SEC | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| A | 203.205.147.218🇭🇰 TENCENT-NET-AP-CN | ||||||
| A | 203.205.232.191🇭🇰 TENCENT-NET-AP-CN | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| A | 203.205.232.191🇭🇰 TENCENT-NET-AP-CN | ||||||
| TXT | globalsign-domain-verification=-w_dCIHgJeWThQGZC8j7Vui_tkxDImSGnfrwg6QUFf | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | vip3.alidns.comhostmaster@hichina.com 2025-12-10 #11 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034456417 | ||||||
Up
me.ismartlearning.cn |
Same first word
ismartlearning.cn |
Similar names
DNS History
7 records (4 active, 3 former)
○NSdns10.hichina.com2016-12-05 → 2017-12-15 · 4 obs
● 2017-12-15 16:49:18
○ 2026-02-15 22:47:42
○ 2026-02-21 14:09:46
○NSdns9.hichina.com2016-12-05 → 2017-12-15 · 4 obs
● 2017-12-15 16:49:18
○ 2026-02-15 22:47:42
○ 2026-02-21 14:09:46
●NSvip3.alidns.com2026-02-15 → 2026-02-21 · 3 obs
● 2026-02-15 22:47:42
● 2026-02-21 14:09:46
●NSvip4.alidns.com2026-02-15 → 2026-02-21 · 3 obs
● 2026-02-15 22:47:42
● 2026-02-21 14:09:46
○A123.103.89.2212016-12-05 → 2026-02-16 · 3 obs
● 2026-02-16 05:28:18
○ 2026-02-21 14:09:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ismartlearning.cn | vip3.alidns.com, vip4.alidns.com | - |
✅ Authoritative Response
Server: 170.33.80.11
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ismartlearning.cn (unsigned zone)
⏱️ Timing
Total: 1338ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | vip4.alidns.com, vip3.alidns.com |
| MX | 2 | mxbiz2.qq.com (pri: 10), mxbiz1.qq.com (pri: 5) |
| TXT | 2 | globalsign-domain-verification=-w_dCIHgJ, v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
AI analysis
ismartlearning.cn is the parent of me.ismartlearning.cn.
ismartlearning.cn's delegation uses two name servers, vip3.alidns.com and vip4.alidns.com.
ismartlearning.cn shares the same name server setup as other domains, for example zjky.cn, pglstatp-toutiao-b.com, rockflow.tech, yijiupi.com and eeo.cn.
ismartlearning.cn at least partially shares name servers with other domains, for example 01.ai, tbea.com and ickimg.com.
These name servers are commonly used with ns1.alidns.com and ns2.alidns.com.
Host names with seven IP numbers:
vip3.alidns.com points to 2408:4009:500::3, 8.212.93.3, 140.205.1.5, 170.33.32.210, 170.33.40.136, 170.33.73.26 and 170.33.80.10; vip4.alidns.com points to 2408:4009:500::4, 8.212.93.4, 140.205.1.6, 170.33.32.211, 170.33.40.137, 170.33.73.27 and 170.33.80.11.
ismartlearning.cn is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
ismartlearning.cn shares its mail server setup with other domains, including fortunecan.com, jssjpec.cn, sdslvc.edu.cn, dd91.cn and 91fifa.com.
ismartlearning.cn shares at least partially some mail servers with other domains, for instance tewisdom.com, 2ndsky.org and oointer.com.
Host names with two IPs:
mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.
Host names with one IP:
mxbiz2.qq.com points to 203.205.232.191.
Names pointing to 203.205.232.191: