sysknow.com - robtex.com
sysknow.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=1788743388 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
12 records (7 active, 5 former)
●NSns1.namebrightdns.com2026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
○NSns61.domaincontrol.com2015-06-19 → 2018-11-06 · 4 obs
● 2018-11-06 06:13:48
○ 2026-08-21 07:09:20
○ 2026-09-07 01:19:58
○NSns62.domaincontrol.com2015-06-19 → 2018-11-06 · 4 obs
● 2018-11-06 06:13:48
○ 2026-08-21 07:09:20
○ 2026-09-07 01:19:58
●NSnsg1.namebrightdns.com2026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
●NSnsg2.namebrightdns.com2026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
○MXmailstore1.secureserver.net2015-06-19 → 2018-11-06 · 4 obs
● 2018-11-06 06:13:48
○ 2026-08-21 07:09:20
○ 2026-09-07 01:19:58
○MXsmtp.secureserver.net2015-06-19 → 2018-11-06 · 4 obs
● 2018-11-06 06:13:48
○ 2026-08-21 07:09:20
○ 2026-09-07 01:19:58
●A13.223.25.842026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
○A184.168.221.392015-06-19 → 2018-11-06 · 4 obs
● 2018-11-06 06:13:48
○ 2026-08-21 07:09:20
○ 2026-09-07 01:19:58
●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
●A54.243.117.1972026-08-21 → 2026-09-07 · 3 obs
● 2026-08-21 07:09:20
● 2026-09-07 01:19:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sysknow.com | nsg1.namebrightdns.com, nsg2.namebrightdns.com | 12 records |
✅ Authoritative Response
Server:32.199.157.129
NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sysknow.com (unsigned zone)
⏱️ Timing
Total: 151ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 54.243.117.197, 13.223.25.84 |
| AAAA | 2 | 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb |
| NS | 2 | nsg1.namebrightdns.com, nsg2.namebrightdns.com |
| TXT | 2 | afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all |
| SOA | 1 | ns1.namebrightdns.com dns.namebright.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)
Analysis
IP Addresses
sysknow.com resolves to four IP addresses: 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.
mx.lyvie.com, biglotto888.com, elytegroup.com plus two other host names have IP numbers in common with sysknow.com.
Name Servers
sysknow.com carries NS records delegating to ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.
sysknow.com partially shares its NS delegation with several other domains, including mx.copyfresh.com, interactiveoffer.com, ns1.petsactivities.com and two others.
These name servers regularly co-occur with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.
Hosts with 6 IP addresses each:
nsg1.namebrightdns.com resolves to 3.80.58.200, 35.172.180.76 and 98.87.158.131 among others, with 3 other IP addresses in total.
nsg2.namebrightdns.com resolves to 32.199.157.129, 54.80.160.83 and 54.89.123.191 among others, with 3 other IP addresses in total.
Host names carrying three IP numbers:
The hostname ns1.namebrightdns.com points to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.