sanstudy.com - robtex.com
sanstudy.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | easy.dnspod.net ⭐ | ||||||
| A | 2402:4e00:1470:2::e🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40 | ||||||
| A | 1.12.0.4🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM | ||||||
| PTR | ip-1-12-0-4.defastlink.net | ||||||
| A | 1.14.119.35🇨🇳 TENCENT-NET-AP1.14.64.0/18 | ||||||
| A | 111.13.13.35🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route) | ||||||
| A | 112.80.181.45🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network | ||||||
| A | 117.89.178.173🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC | ||||||
| NS | gene.dnspod.net | ||||||
| A | 2402:4e00:111:fff::c🇨🇳 TENCENT-NET-AP2402:4e00::/35 | ||||||
| A | 1.12.0.1🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM | ||||||
| A | 36.155.149.176🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route) | ||||||
| A | 101.227.168.35🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC | ||||||
| A | 111.206.98.235🇨🇳 CHINA169-BJ111.206.98.0/24 | ||||||
| A | 129.211.176.239🇨🇳 TENCENT-NET-AP129.211.176.0/20 | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | easy.dnspod.netfreednsadmin@dnspod.com serial=1722310603 | ||||||
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=1776253652 | ||||||
Same first word
DNS History
10 records (4 active, 6 former)
○NSdns10.hichina.com2017-02-07 → 2017-02-07 · 3 obs
○ 2019-01-20 07:11:26
○ 2026-04-15 11:52:36
○NSdns9.hichina.com2017-02-07 → 2017-02-07 · 3 obs
○ 2019-01-20 07:11:26
○ 2026-04-15 11:52:36
●NSeasy.dnspod.net2026-03-24 → 2026-04-15 · 3 obs
● 2026-03-24 02:14:14
● 2026-04-15 11:52:36
●NSgene.dnspod.net2026-03-24 → 2026-04-15 · 3 obs
● 2026-03-24 02:14:14
● 2026-04-15 11:52:36
○NSv1.dns234.net2019-01-20 → 2019-01-20 · 4 obs
● 2019-01-20 07:11:26
○ 2026-03-24 02:14:14
○ 2026-04-15 11:52:36
○NSv2.dns234.net2019-01-20 → 2019-01-20 · 4 obs
● 2019-01-20 07:11:26
○ 2026-03-24 02:14:14
○ 2026-04-15 11:52:36
●MXmxbiz1.qq.com2026-03-24 → 2026-04-15 · 3 obs
● 2026-03-24 02:14:14
● 2026-04-15 11:52:36
●MXmxbiz2.qq.com2026-03-24 → 2026-04-15 · 3 obs
● 2026-03-24 02:14:14
● 2026-04-15 11:52:36
○MXmxdomain.qq.com2017-02-07 → 2017-02-07 · 3 obs
○ 2019-01-20 07:11:26
○ 2026-04-15 11:52:36
○CNAMEwww.sanstudy.com2019-01-20 → 2019-01-20 · 3 obs
○ 2026-03-24 02:14:14
○ 2026-04-15 11:52:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net... | - |
| sanstudy.com | easy.dnspod.net, gene.dnspod.net | - |
✅ Authoritative Response
Server:1.12.0.1
NS records: easy.dnspod.net, gene.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sanstudy.com (unsigned zone)
⏱️ Timing
Total: 412ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | easy.dnspod.net, gene.dnspod.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | easy.dnspod.net freednsadmin.dnspod.com |
Analysis
Name Servers
sanstudy.com's delegation is to two name servers easy.dnspod.net and gene.dnspod.net.
sanstudy.com shares the same name server configuration as other domains, such as kyba.cn, fabudi.com, 443q.com, 2080.xyz and laikengame.com.
Host names with six IP numbers:
easy.dnspod.net points to: 2402:4e00:1470:2::e, 1.12.0.4, 1.14.119.35, 111.13.13.35, 112.80.181.45 and 117.89.178.173.
gene.dnspod.net points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 101.227.168.35, 111.206.98.235 and 129.211.176.239.
Mail Servers
Two mail servers mxbiz1.qq.com and mxbiz2.qq.com handle sanstudy.com.
sanstudy.com uses the same mail server setup as other domains such as jxkc.com.cn, ahhyzn.com, dreamygal.com, tsadr.com and luotianyi.vc.
sanstudy.com shares some mail servers with other domains, including recstudio.cn, jarlinfo.com, pphaitun.com, sannongge.com and guokeln.com.