sci.us - dns.ninja
sci.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.registrar-servers.com ⭐ | ||||||
| A | 2610:a1:1024::200🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| A | 156.154.132.200🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| NS | dns2.registrar-servers.com | ||||||
| A | 2610:a1:1025::200🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| A | 156.154.133.200🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| SOA | dns1.registrar-servers.comhostmaster@registrar-servers.com serial=1573498706 | ||||||
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=1784873367 | ||||||
Same first word
Similar names
DNS History
7 records (2 active, 5 former)
●NSdns1.registrar-servers.com2026-02-23 → 2026-07-24 · 3 obs
● 2026-02-23 22:55:34
● 2026-07-24 06:23:54
●NSdns2.registrar-servers.com2026-02-23 → 2026-07-24 · 3 obs
● 2026-02-23 22:55:34
● 2026-07-24 06:23:54
○NSns1.sedoparking.com2015-08-16 → 2017-01-09 · 4 obs
● 2017-01-09 05:34:12
○ 2026-02-23 22:55:34
○ 2026-07-24 06:23:54
○NSns2.sedoparking.com2015-08-16 → 2017-01-09 · 4 obs
● 2017-01-09 05:34:12
○ 2026-02-23 22:55:34
○ 2026-07-24 06:23:54
○MXlocalhost2016-09-23 → 2017-01-09 · 5 obs
● 2016-09-23 10:00:38
● 2017-01-09 05:34:12
○ 2026-02-23 22:55:34
○ 2026-07-24 06:23:54
○MXmail.nickstel.com2015-08-16 → 2016-08-05 · 4 obs
● 2016-08-05 23:14:34
○ 2016-09-23 10:00:38
○ 2026-07-24 06:23:54
○A72.52.4.1192015-08-16 → 2017-01-09 · 4 obs
● 2017-01-09 05:34:12
○ 2026-02-23 22:55:34
○ 2026-07-24 06:23:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| sci.us | dns1.registrar-servers.com, dns2.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.132.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sci.us (unsigned zone)
⏱️ Timing
Total: 174ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
Analysis
Name Servers
sci.us has two authoritative name servers — dns1.registrar-servers.com and dns2.registrar-servers.com.
sci.us uses the same name servers as several other domains — among them enorme.nyc, danowebstudios.com, livefreetradehard.com and two more.
sci.us partially shares its NS delegation with several other domains, including soloadleads.com, doctorvisioncare.us, vmonster.net and two others.
These name servers regularly co-occur with the name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Both dns1.registrar-servers.com and dns2.registrar-servers.com have two IP addresses each. dns1.registrar-servers.com resolves to 156.154.132.200 and 2610:a1:1024::200; dns2.registrar-servers.com resolves to 156.154.133.200 and 2610:a1:1025::200.