nsci.us - robtex.com
nsci.us
| 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@nsci.us 2026-01-19 #2 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1782291882 | ||||||
Same first word
Similar names
DNS History
13 records (4 active, 9 former)
●NSa.misconfigured.dns.server.invalid2026-06-07 → 2026-06-24 · 3 obs
● 2026-06-07 04:09:36
● 2026-06-24 09:30:00
○NSdns1.national-security.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-11-09 06:39:48
○ 2026-06-24 09:30:00
○NSdns2.national-security.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-11-09 06:39:48
○ 2026-06-24 09:30:00
●NSndns1.cosmotown.com2026-06-07 → 2026-06-24 · 3 obs
● 2026-06-07 04:09:36
● 2026-06-24 09:30:00
●NSndns2.cosmotown.com2026-06-07 → 2026-06-24 · 3 obs
● 2026-06-07 04:09:36
● 2026-06-24 09:30:00
○NSns29.domaincontrol.com2020-01-21 → 2020-01-21 · 4 obs
● 2020-01-21 19:11:06
○ 2026-06-07 04:09:36
○ 2026-06-24 09:30:00
○NSns30.domaincontrol.com2020-01-21 → 2020-01-21 · 4 obs
● 2020-01-21 19:11:06
○ 2026-06-07 04:09:36
○ 2026-06-24 09:30:00
○MXmail.national-security.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-11-09 06:39:48
○ 2026-06-24 09:30:00
○MXnsci-us.mail.protection.outlook.com2020-01-21 → 2020-01-21 · 4 obs
● 2020-01-21 19:11:06
○ 2026-06-07 04:09:36
○ 2026-06-24 09:30:00
○MXxeon.national-security.net2007-08-23 → 2007-08-23 · 3 obs
○ 2015-11-09 06:39:48
○ 2026-06-24 09:30:00
○A50.63.202.602020-01-21 → 2020-01-21 · 4 obs
● 2020-01-21 19:11:06
○ 2026-06-07 04:09:36
○ 2026-06-24 09:30:00
●A54.144.38.2192026-06-07 → 2026-06-24 · 3 obs
● 2026-06-07 04:09:36
● 2026-06-24 09:30:00
○A66.129.213.672007-08-23 → 2007-08-23 · 3 obs
○ 2015-11-09 06:39:48
○ 2026-06-24 09:30:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, b.cctld.us, f.cctld.us, y.cctld.us... | - |
| nsci.us | ndns2.cosmotown.com, ndns1.cosmotown.com | - |
✅ Authoritative Response
Server:54.177.47.228
NS records: ndns2.cosmotown.com, ndns1.cosmotown.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nsci.us (unsigned zone)
⏱️ Timing
Total: 810ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.144.38.219 |
| NS | 2 | ndns2.cosmotown.com, ndns1.cosmotown.com |
| SOA | 1 | a.misconfigured.dns.server.invalid hostm |
Analysis
IP Addresses
nsci.us directs to one IP number, which is 54.144.38.219.
Among the host names that share IP numbers with nsci.us are pingtask.com, mx.ufcgear.com, 115-167-89-149.jp-cdn-edge.hikaricloud.com and two others.
Name Servers
DNS for nsci.us 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 nsci.us and other domains — 116.48.103.in-addr.arpa, babusab.com, pai.ee and two more among them.
These name servers regularly appear alongside ns1.domeeninimi.ee, ns2.domeeninimi.ee, ns1.cbsv.jp 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.