by6640.com - robtex.com
by6640.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.76.226.183🇿🇦 ASLINE-AS-AP168.76.224.0/20 Proxy-registered route object | ||||||
| NS | ns1.domainnamedns.com ⭐ | ||||||
| A | 2604:86c0:6001:14::d86a:b99c🇺🇸 AS630232604:86c0:6000::/36 GTHOST-SCL | ||||||
| A | 216.106.185.75🇺🇸 AS63023216.106.185.0/24 GTHost | ||||||
| PTR | 75-185-106-216.clients.gthost.com | ||||||
| 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=1779202368 | ||||||
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=1785537417 | ||||||
Subdomains
Same first word
by6640.com |
DNS History
10 records (5 active, 5 former)
●NSns1.domainnamedns.com2026-05-27 → 2026-07-31 · 3 obs
● 2026-05-27 09:17:56
● 2026-07-31 23:05:52
●NSns2.domainnamedns.com2026-05-27 → 2026-07-31 · 3 obs
● 2026-05-27 09:17:56
● 2026-07-31 23:05:52
●NSns3.domainnamedns.com2026-05-27 → 2026-07-31 · 3 obs
● 2026-05-27 09:17:56
● 2026-07-31 23:05:52
●NSns4.domainnamedns.com2026-05-27 → 2026-07-31 · 3 obs
● 2026-05-27 09:17:56
● 2026-07-31 23:05:52
○NSns65.domaincontrol.com2017-05-11 → 2017-05-11 · 3 obs
○ 2026-05-27 09:17:56
○ 2026-07-31 23:05:52
○NSns66.domaincontrol.com2017-05-11 → 2017-05-11 · 3 obs
○ 2026-05-27 09:17:56
○ 2026-07-31 23:05:52
○MXmailstore1.secureserver.net2017-05-11 → 2017-05-11 · 3 obs
○ 2026-05-27 09:17:56
○ 2026-07-31 23:05:52
○MXsmtp.secureserver.net2017-05-11 → 2017-05-11 · 3 obs
○ 2026-05-27 09:17:56
○ 2026-07-31 23:05:52
●A168.76.226.1832026-05-27 → 2026-07-31 · 3 obs
● 2026-05-27 09:17:56
● 2026-07-31 23:05:52
○A50.63.202.472017-05-11 → 2017-05-11 · 3 obs
○ 2026-05-27 09:17:56
○ 2026-07-31 23:05:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net... | - |
| by6640.com | ns1.domainnamedns.com, ns2.domainnamedns.com | 4 records |
✅ Authoritative Response
Server:38.114.114.183
NS records: ns1.domainnamedns.com, ns2.domainnamedns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for by6640.com (unsigned zone)
⏱️ Timing
Total: 490ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.76.226.183 |
| NS | 4 | ns3.domainnamedns.com, ns1.domainnamedns.com... |
| SOA | 1 | ns1.domainnamedns.com support.namens.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.domainnamedns.com, ns1.domainnamedns.com, ns2.domainnamedns.com...)
Analysis
Hierarchy
by6640.com is the parent domain of www.by6640.com and m.by6640.com.
IP Addresses
by6640.com points to a single IP number: 168.76.226.183.
Among others, m.5008906.com, 5008906.com, www.by6640.com and m.by6640.com resolve to the same IP numbers as by6640.com.
Name Servers
by6640.com has four authoritative name servers: ns1.domainnamedns.com, ns2.domainnamedns.com, ns3.domainnamedns.com and ns4.domainnamedns.com.
There is at least partial name server overlap between by6640.com and other domains — corrveo.click, echallaxs.vip, zhiyinfuwu.com and two more among them.
All four hostnames — ns1.domainnamedns.com, ns2.domainnamedns.com, ns3.domainnamedns.com and ns4.domainnamedns.com — resolve to two IP numbers apiece: ns1.domainnamedns.com to 216.106.185.75 and 2604:86c0:6001:14::d86a:b99c; ns2.domainnamedns.com to 38.114.114.183 and 2604:86c0:2001:6::2672:72b7; ns3.domainnamedns.com to 54.151.142.119 and 2406:da18:e80:ec00:7b68:89e5:1ce1:c481; ns4.domainnamedns.com to 67.220.72.51 and 2604:86c0:2001:c::43dc:4833.