null.us - robtex.com
null.us
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=1776971557 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns1.registrar-servers.com2026-02-15 → 2026-04-23 · 2 obs
● 2026-04-23 19:32:30
●NSdns2.registrar-servers.com2026-02-15 → 2026-04-23 · 2 obs
● 2026-04-23 19:32:30
●MXmail.protonmail.ch2026-02-15 → 2026-04-23 · 2 obs
● 2026-04-23 19:32:30
●MXmailsec.protonmail.ch2026-02-15 → 2026-04-23 · 2 obs
● 2026-04-23 19:32:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| null.us | dns2.registrar-servers.com, dns1.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns2.registrar-servers.com, dns1.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for null.us (unsigned zone)
⏱️ Timing
Total: 3342ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 2 | v=spf1 include:_spf.protonmail.ch mx ~al, protonmail-verification=93fb07c537c0e91e |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
Analysis
Name Servers
null.us's delegation is to two name servers dns1.registrar-servers.com and dns2.registrar-servers.com.
null.us shares the same name server configuration as other domains, such as phocal.ca, ballard.space, spawnjobs.com, bisonandbierocks.com and kyologie.store.
null.us shares name servers with other domains to some extent, for instance mybfd.org, brandonhuebert.com, kerimmay.com and surfcayucos.com.
These name servers are commonly used with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IP numbers: dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200
Mail Servers
Two mail servers mail.protonmail.ch and mailsec.protonmail.ch handle null.us.
null.us uses the same mail server setup as other domains such as pins.gr, sclater.info, icds.org, brucecooper.net and aeronics-gl.com.
null.us shares some mail servers with other domains, including code4dna.com, sonophy.com, widmer.email, ejryan.net and sml-holding.com.
Host names with three IP numbers
The host name mail.protonmail.ch points to 176.119.200.128, 185.70.42.128 and 185.205.70.128; the host name mailsec.protonmail.ch points to 176.119.200.129, 185.70.42.129 and 185.205.70.129