squarefour.org - dns.ninja

squarefour.org

DNSSEC⚠️ Not signed
A208.97.158.164🇺🇸 AS26347208.97.128.0/18 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES
PTRvps21334.dreamhostps.com
NSns1.dreamhost.com ⭐
A162.159.26.14Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.dreamhost.com
NSns2.dreamhost.com
A162.159.26.81Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.dreamhost.com
NSns3.dreamhost.com
A162.159.27.84Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.dreamhost.com
MXmx1.mailchannels.net ⭐
A54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix
PTRec2-54-69-1-140.us-west-2.compute.amazonaws.com
MXmx2.mailchannels.net ⭐
A54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix
PTRec2-54-69-1-140.us-west-2.compute.amazonaws.com
TXTv=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
SOAns1.dreamhost.comhostmaster@dreamhost.com 2026-07-19 #3

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1785241608
WOT: SAFE (90/100)

Previously MX for

squarefour.org
www.squarefour.org

Subdomains

www.squarefour.org

Same first word

squarefour.herokuapp.com
squarefour.nl
squarefour.ch
squarefour.net
squarefour.de
squarefour.com
squarefour.org

Similar names

foursquare.org
foursquare.online
foursquare.it
foursquare.jp
foursquare.ch
foursquare.com
foursquare.co.nz
foursquare.co
foursquare.us
foursquare.church
foursquare.org.hk
foursquare.org.ng
foursquare.co.uk
foursquare.ws
foursquare.s3.amazonaws.com
foursquare.org.ph
foursquare.ca
foursquare.net
foursquare.com.tr
foursquaer.com
forusquare.com
foursquare.at
foursquare.me
foursuqare.com
foursquare.co.jp

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSns1.dreamhost.comns2.dreamhost.comns3.dreamhost.comns1.drupaltherapy.comns2.drupaltherapy.comMXmx1.mailchannels.netmx2.mailchannels.netsquarefour.orgA208.97.158.164216.38.49.78
●NSns1.dreamhost.com2026-03-14 → 2026-07-28 · 3 obs
○ 2017-03-29 19:27:34
● 2026-03-14 11:52:56
● 2026-07-28 12:52:58
○NSns1.drupaltherapy.com2015-05-18 → 2017-03-29 · 4 obs
● 2015-05-18 10:28:10
● 2017-03-29 19:27:34
○ 2026-03-14 11:52:56
○ 2026-07-28 12:52:58
●NSns2.dreamhost.com2026-03-14 → 2026-07-28 · 3 obs
○ 2017-03-29 19:27:34
● 2026-03-14 11:52:56
● 2026-07-28 12:52:58
○NSns2.drupaltherapy.com2015-05-18 → 2017-03-29 · 4 obs
● 2015-05-18 10:28:10
● 2017-03-29 19:27:34
○ 2026-03-14 11:52:56
○ 2026-07-28 12:52:58
●NSns3.dreamhost.com2026-03-14 → 2026-07-28 · 3 obs
○ 2017-03-29 19:27:34
● 2026-03-14 11:52:56
● 2026-07-28 12:52:58
●MXmx1.mailchannels.net2026-03-14 → 2026-07-28 · 3 obs
○ 2017-03-29 19:27:34
● 2026-03-14 11:52:56
● 2026-07-28 12:52:58
●MXmx2.mailchannels.net2026-03-14 → 2026-07-28 · 3 obs
○ 2017-03-29 19:27:34
● 2026-03-14 11:52:56
● 2026-07-28 12:52:58
○MXsquarefour.org2015-05-18 → 2017-03-29 · 4 obs
● 2015-05-18 10:28:10
● 2017-03-29 19:27:34
○ 2026-03-14 11:52:56
○ 2026-07-28 12:52:58
●A208.97.158.1642026-03-14 → 2026-07-28 · 3 obs
○ 2017-03-29 19:27:34
● 2026-03-14 11:52:56
● 2026-07-28 12:52:58
○A216.38.49.782015-05-18 → 2017-03-29 · 4 obs
● 2015-05-18 10:28:10
● 2017-03-29 19:27:34
○ 2026-03-14 11:52:56
○ 2026-07-28 12:52:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
squarefour.orgns3.dreamhost.com, ns1.dreamhost.com, ns2.dreamhost.com-

✅ Authoritative Response

Server:162.159.26.14

NS records: ns3.dreamhost.com, ns1.dreamhost.com, ns2.dreamhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for squarefour.org (unsigned zone)

⏱️ Timing

Total: 441ms | Queries: -

📄 Records

TypeCountSample Data
A1208.97.158.164
NS3ns1.dreamhost.com, ns2.dreamhost.com...
MX2mx1.mailchannels.net (pri: 0), mx2.mailchannels.net (pri: 0)
TXT1v=spf1 mx include:netblocks.dreamhost.co
SOA1ns1.dreamhost.com hostmaster.dreamhost.c

Analysis

Hierarchy

squarefour.org is the parent zone for www.squarefour.org.

IP Addresses

squarefour.org resolves to just one IP address, 208.97.158.164.

www.squarefour.org and vps21334.dreamhostps.com, along with other host names, share IP addresses with squarefour.org.

Name Servers

Three name servers are authoritative for squarefour.org: ns1.dreamhost.com, ns2.dreamhost.com and ns3.dreamhost.com.

squarefour.org partially shares its NS delegation with several other domains, including architecturemustburn.com, degreeid.com, anashouse.org and two others.

Three hostnames, one IP address apiece: ns1.dreamhost.com resolves to 162.159.26.14, ns2.dreamhost.com resolves to 162.159.26.81 and ns3.dreamhost.com resolves to 162.159.27.84.

Mail Servers

squarefour.org is served by two mail servers, mx1.mailchannels.net and mx2.mailchannels.net.

Among the domains sharing a mail server setup with squarefour.org are ashwa.org, brainxyz.com, gamergirlsradio.com and two others.

mx1.mailchannels.net and mx2.mailchannels.net share one IP address between them — 54.69.1.140.

These two host names — mx1.mailchannels.net and mx2.mailchannels.net — each point to 54.69.1.140 IP addresses.