4lambda.us - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

4lambda.us

DNSSEC⚠️ Not signed
A198.185.159.144🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US
NSns-cloud-b1.googledomains.com
A2001:4860:4802:32::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b1.googledomains.com
A216.239.32.107🇺🇸 Google216.239.32.0/24
PTRns-cloud-b1.googledomains.com
NSns-cloud-b2.googledomains.com
A2001:4860:4802:34::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b2.googledomains.com
A216.239.34.107🇺🇸 Google216.239.34.0/24
PTRns-cloud-b2.googledomains.com
NSns-cloud-b3.googledomains.com
A2001:4860:4802:36::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b3.googledomains.com
A216.239.36.107🇺🇸 Google216.239.36.0/24
PTRns-cloud-b3.googledomains.com
NSns-cloud-b4.googledomains.com
A2001:4860:4802:38::6b🇺🇸 Google2001:4860::/32
PTRns-cloud-b4.googledomains.com
A216.239.38.107🇺🇸 Google216.239.38.0/24
PTRns-cloud-b4.googledomains.com
MXaspmx.l.google.com
A2607:f8b0:4004:c25::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadtq-in-f26.1e100.net
A192.179.18.26🇺🇸 Google192.178.0.0/15
PTRry-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c14::1a🇨🇱 Google2800:3f0:4003::/48
A192.178.234.27🇺🇸 Google192.178.0.0/15
PTRncsclj-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTv=spf1 include:_spf.google.com ~all
SOAns-cloud-b1.googledomains.comcloud-dns-hostmaster@google.com serial=11

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1788222632

Same first word

Similar names

Previous names

Next names

DNS History

10 records (10 active, 0 former)

NSns-cloud-b1.googledomains.comns-cloud-b2.googledomains.comns-cloud-b3.googledomains.comns-cloud-b4.googledomains.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA198.185.159.144
NSns-cloud-b1.googledomains.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
NSns-cloud-b2.googledomains.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
NSns-cloud-b3.googledomains.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
NSns-cloud-b4.googledomains.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
MXalt1.aspmx.l.google.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
MXalt2.aspmx.l.google.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
MXalt3.aspmx.l.google.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
MXalt4.aspmx.l.google.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
MXaspmx.l.google.com2026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30
A198.185.159.1442026-08-23 → 2026-09-01 · 2 obs
● 2026-08-23 01:56:46
● 2026-09-01 00:42:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
4lambda.usns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b4.googledomains.com-

✅ Authoritative Response

Server:216.239.36.107

NS records: ns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b4.googledomains.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 565ms | Queries: -

📄 Records

TypeCountSample Data
A1198.185.159.144
NS4ns-cloud-b3.googledomains.com, ns-cloud-b2.googledomains.com...
MX5alt4.aspmx.l.google.com (pri: 10), alt3.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:_spf.google.com ~all
SOA1ns-cloud-b1.googledomains.com cloud-dns-

Analysis

IP Addresses

4lambda.us has exactly one IP address — 198.185.159.144.

theoldbank.org, premiumwatergroup.com, amselhof-koerdorf.de plus two other host names have IP numbers in common with 4lambda.us.

Name Servers

Four name servers handle the delegation for 4lambda.us: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.

There is at least partial name server overlap between 4lambda.us and other domains — eternaconcepts.com, chefmedicare.com, marilodelosreyes.com and two more among them.

All four hostnames — ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com — resolve to two IP numbers apiece: ns-cloud-b1.googledomains.com to 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com to 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com to 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com to 216.239.38.107 and 2001:4860:4802:38::6b.

Mail Servers

Five mail servers handle 4lambda.us: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by 4lambda.us are shared with other domains: strategicpestcontrolllc.com, apollaperformance.com, south-endo.com and two others among them.

These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com resolves to two addresses: 192.179.18.26 and 2607:f8b0:4004:c25::1a.

alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.27 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.