aatutor.com - dns.ninja
aatutor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.144.38.219🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix | ||||||
| PTR | ec2-54-144-38-219.compute-1.amazonaws.com | ||||||
| NS | a.misconfigured.dns.server.invalid ⭐ | ||||||
| NS | ndns1.cosmotown.com | ||||||
| A | 184.72.57.6🇺🇸 Amazon184.72.0.0/18 SFO prefix | ||||||
| PTR | ec2-184-72-57-6.us-west-1.compute.amazonaws.com | ||||||
| NS | ndns2.cosmotown.com | ||||||
| A | 54.177.47.228🇺🇸 Amazon54.176.0.0/15 EC2 SFO prefix | ||||||
| PTR | ec2-54-177-47-228.us-west-1.compute.amazonaws.com | ||||||
| SOA | a.misconfigured.dns.server.invalidhostmaster@aatutor.com 2025-08-23 #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=1785808347 | ||||||
Same first word
aatutor.com |
Similar names
DNS History
10 records (4 active, 6 former)
●NSa.misconfigured.dns.server.invalid2026-07-08 → 2026-08-04 · 3 obs
● 2026-07-08 02:57:46
● 2026-08-04 01:53:08
●NSndns1.cosmotown.com2026-07-08 → 2026-08-04 · 3 obs
● 2026-07-08 02:57:46
● 2026-08-04 01:53:08
●NSndns2.cosmotown.com2026-07-08 → 2026-08-04 · 3 obs
● 2026-07-08 02:57:46
● 2026-08-04 01:53:08
○NSns1.renewyourname.net2017-04-19 → 2017-04-19 · 3 obs
○ 2020-04-12 02:10:58
○ 2026-08-04 01:53:08
○NSns2.renewyourname.net2017-04-19 → 2017-04-19 · 3 obs
○ 2020-04-12 02:10:58
○ 2026-08-04 01:53:08
○NSnsg1.namebrightdns.com2020-04-12 → 2020-04-12 · 4 obs
● 2020-04-12 02:10:58
○ 2026-07-08 02:57:46
○ 2026-08-04 01:53:08
○NSnsg2.namebrightdns.com2020-04-12 → 2020-04-12 · 4 obs
● 2020-04-12 02:10:58
○ 2026-07-08 02:57:46
○ 2026-08-04 01:53:08
●A54.144.38.2192026-07-08 → 2026-08-04 · 3 obs
● 2026-07-08 02:57:46
● 2026-08-04 01:53:08
○A69.172.201.2172017-04-19 → 2017-04-19 · 3 obs
○ 2020-04-12 02:10:58
○ 2026-08-04 01:53:08
○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2020-04-12 → 2020-04-12 · 3 obs
○ 2026-07-08 02:57:46
○ 2026-08-04 01:53:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| aatutor.com | ndns1.cosmotown.com, ndns2.cosmotown.com | 2 records |
✅ Authoritative Response
Server:184.72.57.6
NS records: ndns1.cosmotown.com, ndns2.cosmotown.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aatutor.com (unsigned zone)
⏱️ Timing
Total: 305ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.144.38.219 |
| NS | 2 | ndns1.cosmotown.com, ndns2.cosmotown.com |
| SOA | 1 | a.misconfigured.dns.server.invalid hostm |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ndns1.cosmotown.com, ndns2.cosmotown.com)
Analysis
IP Addresses
aatutor.com points to a single IP number: 54.144.38.219.
Additional host names — uttfoa.com, ns1.linuxsvr.net, steelcoaster.com and two others — share IP numbers with aatutor.com.
Name Servers
DNS for aatutor.com is handled by three authoritative name servers: ndns1.cosmotown.com, ndns2.cosmotown.com and a.misconfigured.dns.server.invalid.
There is at least partial name server overlap between aatutor.com and other domains — inaos.ru, (0x6e616b6564)(0x706f726e)pics.com, eck.jp and two more among them.
These name servers regularly appear alongside ns1.cbsv.jp, ns2.cbsv.jp, ns1.domeeninimi.ee and 3 other name servers in NS record sets.
ndns1.cosmotown.com → 184.72.57.6 and ndns2.cosmotown.com → 54.177.47.228: one IP number per host name.