by6921.com - robtex.com
by6921.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.76.230.181🇿🇦 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=1779202398 | ||||||
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=1783248636 | ||||||
Subdomains
www.by6921.com |
Same first word
by6921.com |
Similar names
DNS History
13 records (5 active, 8 former)
○NSdns25.hichina.com2020-04-11 → 2020-04-11 · 4 obs
● 2020-04-11 17:03:16
○ 2026-05-27 09:53:22
○ 2026-07-05 11:17:46
○NSdns26.hichina.com2020-04-11 → 2020-04-11 · 4 obs
● 2020-04-11 17:03:16
○ 2026-05-27 09:53:22
○ 2026-07-05 11:17:46
●NSns1.domainnamedns.com2026-05-27 → 2026-07-05 · 3 obs
● 2026-05-27 09:53:22
● 2026-07-05 11:17:46
●NSns2.domainnamedns.com2026-05-27 → 2026-07-05 · 3 obs
● 2026-05-27 09:53:22
● 2026-07-05 11:17:46
●NSns3.domainnamedns.com2026-05-27 → 2026-07-05 · 3 obs
● 2026-05-27 09:53:22
● 2026-07-05 11:17:46
●NSns4.domainnamedns.com2026-05-27 → 2026-07-05 · 3 obs
● 2026-05-27 09:53:22
● 2026-07-05 11:17:46
○NSns65.domaincontrol.com2017-05-11 → 2017-05-11 · 3 obs
○ 2020-04-11 17:03:16
○ 2026-07-05 11:17:46
○NSns66.domaincontrol.com2017-05-11 → 2017-05-11 · 3 obs
○ 2020-04-11 17:03:16
○ 2026-07-05 11:17:46
○MXmailstore1.secureserver.net2017-05-11 → 2017-05-11 · 3 obs
○ 2020-04-11 17:03:16
○ 2026-07-05 11:17:46
○MXsmtp.secureserver.net2017-05-11 → 2017-05-11 · 3 obs
○ 2020-04-11 17:03:16
○ 2026-07-05 11:17:46
●A168.76.230.1812026-05-27 → 2026-07-05 · 3 obs
● 2026-05-27 09:53:22
● 2026-07-05 11:17:46
○A184.168.221.452017-05-11 → 2017-05-11 · 3 obs
○ 2020-04-11 17:03:16
○ 2026-07-05 11:17:46
○A35.227.206.2302020-04-11 → 2020-04-11 · 4 obs
● 2020-04-11 17:03:16
○ 2026-05-27 09:53:22
○ 2026-07-05 11:17:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| by6921.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 by6921.com (unsigned zone)
⏱️ Timing
Total: 263ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.76.230.181 |
| NS | 4 | ns1.domainnamedns.com, ns2.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
www.by6921.com is delegated beneath by6921.com.
IP Addresses
by6921.com has exactly one IP address — 168.76.230.181.
www.by6921.com is an example of another host name that shares IP numbers with by6921.com.
Name Servers
Four name servers handle the delegation for by6921.com: ns1.domainnamedns.com, ns2.domainnamedns.com, ns3.domainnamedns.com and ns4.domainnamedns.com.
There is at least partial name server overlap between by6921.com and other domains — omrfjg2.cyou, 51zidong.com, amfitg4.icu 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.