criticalsystems.us - robtex.com
criticalsystems.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=1776002408 | ||||||
Same first word
criticalsystems.net |
criticalsystems.com |
criticalsystems.co.uk |
criticalsystems.us |
Similar names
DNS History
12 records (10 active, 2 former)
●NSdns1.cscdns.net2026-04-09 → 2026-04-12 · 3 obs
● 2026-04-09 16:45:18
● 2026-04-12 14:31:04
●NSdns2.cscdns.net2026-04-09 → 2026-04-12 · 3 obs
● 2026-04-09 16:45:18
● 2026-04-12 14:31:04
○NSns17.domaincontrol.com2015-08-01 → 2020-03-27 · 4 obs
● 2020-03-27 01:29:30
○ 2026-04-09 16:45:18
○ 2026-04-12 14:31:04
○NSns18.domaincontrol.com2015-08-01 → 2020-03-27 · 4 obs
● 2020-03-27 01:29:30
○ 2026-04-09 16:45:18
○ 2026-04-12 14:31:04
●MXalt1.aspmx.l.google.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●MXalt2.aspmx.l.google.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●MXaspmx.l.google.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●MXaspmx2.googlemail.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●MXaspmx3.googlemail.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●MXaspmx4.googlemail.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●MXaspmx5.googlemail.com2015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
●A184.168.62.12015-08-01 → 2026-04-12 · 2 obs
● 2026-04-12 14:31:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| criticalsystems.us | dns1.cscdns.net, dns2.cscdns.net | - |
✅ Authoritative Response
Server:156.154.130.100
NS records: dns1.cscdns.net, dns2.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for criticalsystems.us (unsigned zone)
⏱️ Timing
Total: 169ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 184.168.62.1 |
| NS | 2 | dns1.cscdns.net, dns2.cscdns.net |
| MX | 7 | aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | dns1.cscdns.net hostmaster.cscdns.net |
Analysis
IP Addresses
criticalsystems.us points to a single IP number: 184.168.62.1.
Other host names, for instance pizate.com, metal-recycling.net, mertsales.com, p3nlhg264c1264.shr.prod.phx3.secureserver.net and hoaly.com share IP numbers with criticalsystems.us.
Name Servers
Delegation for criticalsystems.us rests with two name servers, dns1.cscdns.net and dns2.cscdns.net.
criticalsystems.us shares the same name server setup as other domains, including dubaiassetmanagement.com, carglas.dk, newyorkandcompany.ca, urolift.co.uk and hauntedhouse-themovie.net.
criticalsystems.us at least partially shares name servers with other domains, for instance laquire.com, pagepersonnel.com.hk, bancboston.com, gidh.com and donaldepowell.org.
Host names with two IP numbers: dns1.cscdns.net points to 2610:a1:1022::100 and 156.154.130.100; dns2.cscdns.net points to 2610:a1:1023::100 and 156.154.131.100.
Mail Servers
criticalsystems.us is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
criticalsystems.us shares mail servers with other domains at least in part, for instance counterspy.com, ns500698.ns500698.ns500758.ns500758.ns500759.ns500735.ns500736.ns500735.ns500736.ns500736.ns500576.ns500698.ns500708.ns500576.ns500576.ns500576.trackreceptor.com, ns500742.ns500754.ns500671.ns500671.ns500742.ns500731.ns500688.ns500671.ns500678.ns500704.ns500649.ns500649.ns500666.tenderladiesbz.com, ns500731.ns500754.ns500731.ns500754.ns500704.ns500731.ns500705.ns500688.ns500678.ns500291.ns500142.lusty(0x736c7574)z.com and ns500699.ns500693.ns500699.ns500699.ns500693.ns500588.ns500699.ns500683.ns500588.ns500612.ns500588.ns500632.ns500588.ns500588.ns500588.dtrkdll.com.
these mail servers are often used with alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.27.
aspmx3.googlemail.com points to: 2a00:1450:400b:c02::1a and 172.253.116.26.
aspmx4.googlemail.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.27.
aspmx5.googlemail.com points to: 2a00:1450:400c:c00::1b and 173.194.76.26.
aspmx.l.google.com points to: 2607:f8b0:4004:c06::1b and 172.253.139.26.
alt1.aspmx.l.google.com points to: 2607:f8b0:4023:2801::1b and 192.178.128.27.
alt2.aspmx.l.google.com points to: 2a00:1450:400b:c02::1a and 172.253.116.26.
Host names that point to 2607:f8b0:4023:2801::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Host names that point to 192.178.128.27: aspmx2.googlemail.com and alt1.aspmx.l.google.com.
Host names that point to 2a00:1450:400b:c02::1a: aspmx3.googlemail.com and alt2.aspmx.l.google.com.
Host names that point to 172.253.116.26: aspmx3.googlemail.com and alt2.aspmx.l.google.com.