521sky.com - robtex.com
521sky.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.63.247.196🇺🇸 AS39882338.63.224.0/19 PEG TECH INC | ||||||
| NS | ns1.domainnamedns.com ⭐ | ||||||
| A | 2a0e:df80:a:1::a5b🇺🇸 VMISS2a0e:df80:a::/48 | ||||||
| A | 38.165.22.197🇺🇸 VMISS38.165.22.0/24 Customer Route | ||||||
| NS | ns2.domainnamedns.com | ||||||
| A | 2604:86c0:2001:6::2672:72b7🇺🇸 AS630232604:86c0:2000::/36 GTHOST-LAX | ||||||
| A | 38.114.114.183🇨🇦 AS6302338.114.114.0/24 Route Registered for Cogent Communications Customer GLOBALTELEHOST CORP. | ||||||
| PTR | 183-114-114-38.clients.gthost.com | ||||||
| NS | ns3.domainnamedns.com ⚠️ Not in parent delegation | ||||||
| A | 2406:da18:e80:ec00:7b68:89e5:1ce1:c481🇸🇬 Amazon2406:da18:c00::/38 AWS | ||||||
| A | 54.151.142.119🇸🇬 Amazon54.151.128.0/17 SIN prefix | ||||||
| PTR | ec2-54-151-142-119.ap-southeast-1.compute.amazonaws.com | ||||||
| NS | ns4.domainnamedns.com ⚠️ Not in parent delegation | ||||||
| A | 2604:86c0:2001:c::43dc:4833🇺🇸 AS630232604:86c0:2000::/36 GTHOST-LAX | ||||||
| A | 67.220.72.51🇺🇸 AS6302367.220.72.0/24 GTHOST | ||||||
| PTR | 51-72-220-67.clients.gthost.com | ||||||
| SOA | ns1.domainnamedns.comsupport@namens.net serial=1766404478 | ||||||
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=1774385782 | ||||||
Same first word
521sky.com |
DNS History
11 records (5 active, 6 former)
○NSf1g1ns1.dnspod.net2016-02-26 → 2016-06-17 · 4 obs
● 2016-06-17 22:11:28
○ 2017-02-11 01:54:00
○ 2026-03-24 21:24:34
○NSf1g1ns2.dnspod.net2016-02-26 → 2016-06-17 · 4 obs
● 2016-06-17 22:11:28
○ 2017-02-11 01:54:00
○ 2026-03-24 21:24:34
○NSns1.alidns.com2017-02-11 → 2018-11-20 · 4 obs
● 2017-02-11 01:54:00
● 2018-11-20 17:39:00
○ 2026-03-24 21:24:34
●NSns1.domainnamedns.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:24:34
○NSns2.alidns.com2017-02-11 → 2018-11-20 · 4 obs
● 2017-02-11 01:54:00
● 2018-11-20 17:39:00
○ 2026-03-24 21:24:34
●NSns2.domainnamedns.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:24:34
●NSns3.domainnamedns.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:24:34
●NSns4.domainnamedns.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:24:34
○A139.196.234.212017-02-11 → 2018-11-20 · 4 obs
● 2017-02-11 01:54:00
● 2018-11-20 17:39:00
○ 2026-03-24 21:24:34
●A38.63.247.1962026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 21:24:34
○A59.188.232.882015-07-26 → 2015-07-26 · 4 obs
● 2015-07-26 03:32:40
○ 2015-11-16 11:44:56
○ 2026-03-24 21:24:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net... | - |
| 521sky.com | ns1.domainnamedns.com, ns2.domainnamedns.com | 5 records |
✅ Authoritative Response
Server:38.165.22.197
NS records: ns1.domainnamedns.com, ns2.domainnamedns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 521sky.com (unsigned zone)
⏱️ Timing
Total: 221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.63.247.196 |
| NS | 4 | ns1.domainnamedns.com, ns3.domainnamedns.com... |
| SOA | 1 | ns1.domainnamedns.com support.namens.net |
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns1.domainnamedns.com, ns1.domainnamedns.com, ns1.domainnamedns.com...)
Analysis
IP Addresses
521sky.com points to a single IP address: 38.63.247.196.
Other host names, for example 569sihu.com, www.clwgqc.com and clwgqc.com share IPs with 521sky.com.
Name Servers
521sky.com is delegated to four name servers: ns1.domainnamedns.com, ns2.domainnamedns.com, ns3.domainnamedns.com and ns4.domainnamedns.com.
521sky.com at least partially shares name servers with other domains, for example 029cl.com, kssjwin.com, ymlipin.com, tljg1688.com and ytyz.world.
Host names with two IP numbers:
ns1.domainnamedns.com points to: 2a0e:df80:a:1::a5b and 38.165.22.197
ns2.domainnamedns.com points to: 2604:86c0:2001:6::2672:72b7 and 38.114.114.183
ns3.domainnamedns.com points to: 2406:da18:e80:ec00:7b68:89e5:1ce1:c481 and 54.151.142.119
ns4.domainnamedns.com points to: 2604:86c0:2001:c::43dc:4833 and 67.220.72.51