linkstu.com - robtex.com
linkstu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 124.221.249.85🇨🇳 TENCENT-NET-AP124.221.192.0/18 | ||||||
| NS | pony.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 | ||||||
| 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 | sapphire.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 | MS=EB8CEC3F0F500C8B020B8C45F6FB7A5AE69AC442 | ||||||
| TXT | v=spf1 include:spf.mail.qq.com ~all | ||||||
| SOA | pony.dnspod.netfreednsadmin@dnspod.com serial=1754381969 | ||||||
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=1774402057 | ||||||
Same first word
linkstu.com |
Similar names
DNS History
10 records (5 active, 5 former)
○NSns63.domaincontrol.com2015-07-13 → 2017-03-31 · 4 obs
● 2017-03-31 19:21:38
○ 2026-02-19 00:14:34
○ 2026-03-25 01:30:36
○NSns64.domaincontrol.com2015-07-13 → 2017-03-31 · 4 obs
● 2017-03-31 19:21:38
○ 2026-02-19 00:14:34
○ 2026-03-25 01:30:36
●NSpony.dnspod.net2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 00:14:34
● 2026-03-25 01:30:36
●NSsapphire.dnspod.net2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 00:14:34
● 2026-03-25 01:30:36
○MXmailstore1.secureserver.net2015-07-13 → 2017-03-31 · 4 obs
● 2017-03-31 19:21:38
○ 2026-02-19 00:14:34
○ 2026-03-25 01:30:36
●MXmxbiz1.qq.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 00:14:34
● 2026-03-25 01:30:36
●MXmxbiz2.qq.com2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 00:14:34
● 2026-03-25 01:30:36
○MXsmtp.secureserver.net2015-07-13 → 2017-03-31 · 4 obs
● 2017-03-31 19:21:38
○ 2026-02-19 00:14:34
○ 2026-03-25 01:30:36
●A124.221.249.852026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 00:14:34
● 2026-03-25 01:30:36
○A50.63.202.442015-07-13 → 2017-03-31 · 4 obs
● 2017-03-31 19:21:38
○ 2026-02-19 00:14:34
○ 2026-03-25 01:30:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| linkstu.com | pony.dnspod.net, sapphire.dnspod.net | - |
✅ Authoritative Response
Server:112.80.181.45
NS records: pony.dnspod.net, sapphire.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linkstu.com (unsigned zone)
⏱️ Timing
Total: 833ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 124.221.249.85 |
| NS | 2 | pony.dnspod.net, sapphire.dnspod.net |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| TXT | 2 | v=spf1 include:spf.mail.qq.com ~all, MS=EB8CEC3F0F500C8B020B8C45F6FB7A5AE69AC |
| SOA | 1 | pony.dnspod.net freednsadmin.dnspod.com |
Analysis
IP Addresses
linkstu.com points to a single IP: 124.221.249.85.
Name Servers
Two name servers pony.dnspod.net and sapphire.dnspod.net handle delegation for linkstu.com.
linkstu.com uses the same name server setup as other domains, for example psti.cn, heyili.cn, tiantc.com, jsmzr.com and xiayinge.com.
linkstu.com shares name servers with other domains at least in part, for instance senpop.com.
Host names with six IP numbers: pony.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; sapphire.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
linkstu.com is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.
linkstu.com has the same mail server setup as other domains, including klamar-reagent.com, xmdh.com, flanker.me, seamild.com.cn and hion.cn.
linkstu.com shares some mail servers with other domains, at least partially, such as lznews.cn, yihu.cn, libvideo.com, esafenet.com and 4008533.com.