world51tech.com - robtex.com
world51tech.com
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=1771291435 | ||||||
rank #168285 in the tld
MX for
world51tech.com |
Same first word
world51tech.com |
Similar names
DNS History
23 records (8 active, 15 former)
○NSbingo.ns.cloudflare.com2026-02-21 → 2026-02-25 · 4 obs
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
●NScan.dnspod.net2026-02-21 → 2026-03-23 · 2 obs
● 2026-03-23 10:41:50
○NShadlee.ns.cloudflare.com2026-02-21 → 2026-02-25 · 4 obs
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○NSlochlan.ns.cloudflare.com2026-02-21 → 2026-02-25 · 4 obs
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
●NSrap.dnspod.net2026-02-21 → 2026-03-23 · 2 obs
● 2026-03-23 10:41:50
○NSseamus.ns.cloudflare.com2026-02-21 → 2026-02-25 · 4 obs
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
●MXmx2.zoho.com.cn2026-02-24 → 2026-03-23 · 5 obs
● 2026-02-24 21:53:52
○ 2026-02-25 07:06:46
● 2026-03-22 12:26:12
● 2026-03-23 10:41:50
●MXmxbiz1.qq.com2026-02-24 → 2026-03-23 · 5 obs
● 2026-02-24 21:53:52
○ 2026-02-25 07:06:46
● 2026-03-22 12:26:12
● 2026-03-23 10:41:50
●MXmxbiz2.qq.com2026-02-24 → 2026-03-23 · 5 obs
● 2026-02-24 21:53:52
○ 2026-02-25 07:06:46
● 2026-03-22 12:26:12
● 2026-03-23 10:41:50
○MXroute1.mx.cloudflare.net2026-02-21 → 2026-02-25 · 5 obs
○ 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○MXroute2.mx.cloudflare.net2026-02-21 → 2026-02-25 · 5 obs
○ 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○MXroute3.mx.cloudflare.net2026-02-21 → 2026-02-25 · 5 obs
○ 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
●MXworld51tech.com2026-02-24 → 2026-03-23 · 5 obs
● 2026-02-24 21:53:52
○ 2026-02-25 07:06:46
● 2026-03-22 12:26:12
● 2026-03-23 10:41:50
●A10.0.16.122026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 12:26:12
● 2026-03-23 10:41:50
○A104.21.39.1842026-02-24 → 2026-02-25 · 5 obs
● 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○A172.67.171.462026-02-24 → 2026-02-25 · 5 obs
● 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○A188.114.96.02026-02-21 → 2026-02-21 · 3 obs
○ 2026-02-24 21:53:52
○ 2026-03-23 10:41:50
○A188.114.97.02026-02-21 → 2026-02-21 · 3 obs
○ 2026-02-24 21:53:52
○ 2026-03-23 10:41:50
○A2606:4700:3030::6815:27b82026-02-24 → 2026-02-25 · 5 obs
● 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○A2606:4700:3031::ac43:ab2e2026-02-24 → 2026-02-25 · 5 obs
● 2026-02-24 21:53:52
● 2026-02-25 07:06:46
○ 2026-03-22 12:26:12
○ 2026-03-23 10:41:50
○A2a06:98c1:3120::2026-02-21 → 2026-02-21 · 3 obs
○ 2026-02-24 21:53:52
○ 2026-03-23 10:41:50
○A2a06:98c1:3121::2026-02-21 → 2026-02-21 · 3 obs
○ 2026-02-24 21:53:52
○ 2026-03-23 10:41:50
●A49.235.147.562026-03-22 → 2026-03-23 · 3 obs
● 2026-03-22 12:26:12
● 2026-03-23 10:41:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| world51tech.com | rap.dnspod.net, can.dnspod.net | - |
✅ Authoritative Response
Server:1.12.0.4
NS records: rap.dnspod.net, can.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for world51tech.com (unsigned zone)
⏱️ Timing
Total: 279ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 10.0.16.12, 49.235.147.56 |
| NS | 2 | can.dnspod.net, rap.dnspod.net |
| MX | 4 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)... |
| TXT | 1 | v=spf1 include:spf.mail.qq.com ~all |
| SOA | 1 | rap.dnspod.net freednsadmin.dnspod.com |
Analysis
Mail Server Role
world51tech.com is the mail server for world51tech.com.
mxbiz1.qq.com, mxbiz2.qq.com and mx2.zoho.com.cn commonly serve as mail servers alongside world51tech.com.
IP Addresses
world51tech.com resolves to two IP numbers: 10.0.16.12 and 49.235.147.56.
Other host names share IP numbers with world51tech.com; for instance gi0-2.dsl2.crls.pa.net.
Name Servers
world51tech.com has two name servers: can.dnspod.net and rap.dnspod.net.
world51tech.com shares the same name server setup as other domains, for example tfight.com, msq8.com, lvyinba.com, komkom.cn and 5zxs.com.
world51tech.com shares name servers with other domains to some extent, for example jzairport.com and tobto.cn.
These name servers are commonly used with the name servers f1g1ns1.dnspod.net.
Host names with six IP numbers: can.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; rap.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.
Mail Servers
world51tech.com is handled by four mail servers: world51tech.com, mxbiz1.qq.com, mxbiz2.qq.com and mx2.zoho.com.cn.
world51tech.com shares some mail servers with other domains, at least partially; for instance hongshantrade.com, foundry.com.cn, mcstar.club, nxubay.com and pianohl.com.
these mail servers are commonly used alongside the mail servers mx.zoho.com.cn.
Host names with two IP numbers:
world51tech.com points to: 10.0.16.12 and 49.235.147.56.
mxbiz1.qq.com points to: 203.205.147.218 and 203.205.232.191.
Host names with one IP number:
mxbiz2.qq.com points to: 203.205.232.191.
mx2.zoho.com.cn points to: 163.53.93.28.
Host names that point to 203.205.232.191: mxbiz1.qq.com and mxbiz2.qq.com.