knowcare.com - dns.ninja
knowcare.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 121.254.178.237🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary | ||||||
| NS | ns2.domainca.com ⭐ | ||||||
| A | 20.200.205.248🇰🇷 Microsoft20.192.0.0/10 | ||||||
| NS | ns.domainca.com | ||||||
| A | 43.201.170.100🇰🇷 Amazon43.200.0.0/14 EC2 ICN Prefix | ||||||
| PTR | ec2-43-201-170-100.ap-northeast-2.compute.amazonaws.com | ||||||
| SOA | ns.domainca.comroot@domainca.com 2020-05-12 #7 | ||||||
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=1785523302 | ||||||
Same first word
knowcare.com |
Similar names
DNS History
4 records (3 active, 1 former)
●NSns.domainca.com2015-08-08 → 2026-07-31 · 2 obs
● 2026-07-31 18:58:12
●NSns2.domainca.com2015-08-08 → 2026-07-31 · 2 obs
● 2026-07-31 18:58:12
●A121.254.178.2372026-03-22 → 2026-07-31 · 3 obs
● 2026-03-22 17:50:22
● 2026-07-31 18:58:12
○A121.254.178.2502015-08-08 → 2016-07-08 · 4 obs
● 2016-07-08 06:23:10
○ 2026-03-22 17:50:22
○ 2026-07-31 18:58:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
| knowcare.com | ns.domainca.com, ns2.domainca.com | 2 records |
✅ Authoritative Response
Server:43.201.170.100
NS records: ns.domainca.com, ns2.domainca.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowcare.com (unsigned zone)
⏱️ Timing
Total: 525ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 121.254.178.237 |
| NS | 2 | ns.domainca.com, ns2.domainca.com |
| SOA | 1 | ns.domainca.com root.domainca.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.domainca.com, ns2.domainca.com)
Analysis
IP Addresses
knowcare.com directs to one IP number, which is 121.254.178.237.
Among the host names that share IP numbers with knowcare.com are big4u.com, localhost.comstart.com, jin-sung.com and two others.
Name Servers
knowcare.com is served by two delegated name servers, ns2.domainca.com and ns.domainca.com.
knowcare.com has the same name server delegation as a number of other domains, such as dimco.com, altishop.com, uzshop.com and two more.
ns2.domainca.com resolves to 20.200.205.248. ns.domainca.com resolves to 43.201.170.100. Both host names point to a single IP number.