4lambda.us - dns.ninja
4lambda.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=1788636023 | ||||||
Same first word
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DNS History
10 records (10 active, 0 former)
●NSns-cloud-b1.googledomains.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●NSns-cloud-b2.googledomains.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●NSns-cloud-b3.googledomains.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●NSns-cloud-b4.googledomains.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●MXalt1.aspmx.l.google.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●MXalt2.aspmx.l.google.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●MXalt3.aspmx.l.google.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●MXalt4.aspmx.l.google.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●MXaspmx.l.google.com2026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
●A198.185.159.1442026-08-23 → 2026-09-05 · 2 obs
● 2026-09-05 19:33:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| 4lambda.us | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | - |
✅ Authoritative Response
Server:216.239.38.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.185.159.144 |
| NS | 4 | ns-cloud-b1.googledomains.com, ns-cloud-b4.googledomains.com... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt4.aspmx.l.google.com (pri: 10)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
Analysis
IP Addresses
4lambda.us resolves to one IP address: 198.185.159.144.
holymolyudderthings.com, theoldbank.org, antoservice.com and two other host names share IP numbers with 4lambda.us.
Name Servers
The authoritative name servers for 4lambda.us are ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
4lambda.us partially shares its NS delegation with several other domains, including dvorkin.info, baypointoperations.com, eternaconcepts.com and two others.
ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com each carry two IP addresses. ns-cloud-b1.googledomains.com has 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com has 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com has 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com has 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
Mail for 4lambda.us is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
4lambda.us has at least partial mail server overlap with other domains such as strategicpestcontrolllc.com, apollaperformance.com, south-endo.com and two more.
The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com maps to two IP addresses — 142.251.111.26 and 2607:f8b0:4004:c1d::1a.
alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.26 and 2800:3f0:4003:c14::1a.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1a.