castlearning.com - dns.ninja
castlearning.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.20.84.62🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-84-62.compute-1.amazonaws.com | ||||||
| NS | ns1.atom.com ⭐ | ||||||
| A | 44.219.81.145🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| PTR | ec2-44-219-81-145.compute-1.amazonaws.com | ||||||
| NS | ns2.atom.com | ||||||
| A | 50.19.240.86🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix | ||||||
| PTR | ec2-50-19-240-86.compute-1.amazonaws.com | ||||||
| TXT | f0095018235b8109a2bf9f65674a1784b6971ed6 | ||||||
| SOA | ns1.atom.comhostmaster@castlearning.com 2026-04-05 #2 | ||||||
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=1783895017 | ||||||
Same first word
castlearning.com |
Similar names
DNS History
12 records (3 active, 9 former)
○NSns1.above.com2015-08-19 → 2019-12-25 · 4 obs
● 2019-12-25 06:44:02
○ 2026-02-19 23:14:28
○ 2026-07-12 22:28:52
●NSns1.atom.com2026-04-05 → 2026-07-12 · 3 obs
● 2026-04-05 15:12:40
● 2026-07-12 22:28:52
○NSns2.above.com2015-08-19 → 2019-12-25 · 4 obs
● 2019-12-25 06:44:02
○ 2026-02-19 23:14:28
○ 2026-07-12 22:28:52
●NSns2.atom.com2026-04-05 → 2026-07-12 · 3 obs
● 2026-04-05 15:12:40
● 2026-07-12 22:28:52
○NSns5.afternic.com2026-02-19 → 2026-02-20 · 5 obs
● 2026-02-19 23:14:28
● 2026-02-20 22:30:02
○ 2026-04-05 15:12:40
○ 2026-07-12 22:28:52
○NSns6.afternic.com2026-02-19 → 2026-02-20 · 5 obs
● 2026-02-19 23:14:28
● 2026-02-20 22:30:02
○ 2026-04-05 15:12:40
○ 2026-07-12 22:28:52
○MXmail.post-host.net2015-08-19 → 2016-04-13 · 4 obs
● 2016-04-13 03:58:24
○ 2016-10-18 16:28:12
○ 2026-07-12 22:28:52
○MXpark-mx.above.com2019-12-25 → 2019-12-25 · 4 obs
● 2019-12-25 06:44:02
○ 2026-02-19 23:14:28
○ 2026-07-12 22:28:52
○A103.224.182.2402015-08-19 → 2019-12-25 · 4 obs
● 2019-12-25 06:44:02
○ 2026-02-19 23:14:28
○ 2026-07-12 22:28:52
○A13.248.169.482026-02-19 → 2026-02-20 · 5 obs
● 2026-02-19 23:14:28
● 2026-02-20 22:30:02
○ 2026-04-05 15:12:40
○ 2026-07-12 22:28:52
●A52.20.84.622026-04-05 → 2026-07-12 · 3 obs
● 2026-04-05 15:12:40
● 2026-07-12 22:28:52
○A76.223.54.1462026-02-19 → 2026-02-20 · 5 obs
● 2026-02-19 23:14:28
● 2026-02-20 22:30:02
○ 2026-04-05 15:12:40
○ 2026-07-12 22:28:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net... | - |
| castlearning.com | ns1.atom.com, ns2.atom.com | 2 records |
✅ Authoritative Response
Server:44.219.81.145
NS records: ns1.atom.com, ns2.atom.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for castlearning.com (unsigned zone)
⏱️ Timing
Total: 3109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.20.84.62 |
| NS | 2 | ns2.atom.com, ns1.atom.com |
| TXT | 1 | f0095018235b8109a2bf9f65674a1784b6971ed6 |
| SOA | 1 | ns1.atom.com hostmaster.castlearning.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.atom.com, ns2.atom.com)
Analysis
IP Addresses
castlearning.com resolves to one IP address: 52.20.84.62.
b7h.net, gmrcb.com, medcop.com and two other host names share IP numbers with castlearning.com.
Name Servers
castlearning.com is delegated to two name servers: ns1.atom.com and ns2.atom.com.
castlearning.com uses the same name servers as several other domains — among them dealertec.com, icalendar.us, largola.com and two more.
castlearning.com has overlapping name servers with several other domains — among them vitaminmuseum.info, unibois.com, loancamp.com and lookego.com.
Both ns1.atom.com and ns2.atom.com have a single IP address each — ns1.atom.com resolves to 44.219.81.145 while ns2.atom.com resolves to 50.19.240.86.