`quadrant.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3e75^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:df81^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.117^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.129^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jerome.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerome.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerome.ns.cloudflare.com`
		A	108.162.193.181^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	172.64.33.181^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	173.245.59.181^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
NS	`violet.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`violet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`violet.ns.cloudflare.com`
		A	108.162.192.237^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	172.64.32.237^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	173.245.58.237^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
MX	`quadrant.us.1.0001.arsmtp.com` ⭐
		A	8.31.233.172^{🇺🇸 APPRI-18.31.233.0/24 AppRiver, LLC 1101 Gulf Breeze Parkway Gulf Breeze, FL 32561 US}
			PTR	`server218.appriver.com`
MX	`quadrant.us.2.0001.arsmtp.com`⁽²⁰⁾
		A	8.19.118.159^{🇺🇸 AS133808.19.118.0/24 AppRiver, LLC 1101 Gulf Breeze Parkway Gulf Breeze, FL 32561 US}
			PTR	`server219.appriver.com`
TXT	`MS=ms15732464`
TXT	`fefkYx1h65nGTdyF+wAwTQ==`
TXT	`google-site-verification=97YpJyxjIrHeRhgH1bof0yybh23esU3RJX_mMnH4KB0`
TXT	`v=spf1 include:spf.edgepilot.com -all`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`v=spf1 ip4:173.255.215.191 ip4:107.180.2.251 include:45671290.spf04.hubspotem...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.117, 172.67.223.129
		IPv6 hints	2606:4700:3031::6815:3e75, 2606:4700:3033::ac43:df81
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=194, name=cloudflare-ech.com
SOA	`jerome.ns.cloudflare.com`dns@cloudflare.com serial=2402985545

`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.us`admin@tldns.godaddy serial=1778334054

Subdomains

www.quadrant.us

Same first word

quadrant.co.za

quadrant.systems

quadrant.pl

quadrant.io

quadrant.technology

quadrant.org.au

quadrant.ir

quadrant.dk

quadrant.ie

quadrant.com.au

quadrant.in

quadrant.com.ar

quadrant.se

quadrant.com.mk

quadrant.cc

quadrant.com

quadrant.org

quadrant.com.my

quadrant.ai

quadrant.ru

quadrant.biz

quadrant.co.nz

quadrant.ch

quadrant.ca

quadrant.cn

quadrant.nl

quadrant.net

quadrant.health

quadrant.it

quadrant.com.br

quadrant.us

quadrant.gg

quadrant.co

Similar names

quadtran.com

nquadrat.net

nquadrat.org

danquart.com

radquant.com

quantard.com

nquadrat.com

nquadrat.de

drquanta.com

danquart.de

nquadrat.ch

DNS History

17 records (8 active, 9 former)

●NSjerome.ns.cloudflare.com2026-02-14 → 2026-05-09 · 3 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-05-09 14:16:30

○NSns1.lougcloud.com2015-08-14 → 2020-04-12 · 4 obs

● 2015-08-14 10:49:30
● 2020-04-12 02:28:16
○ 2026-02-14 20:11:02
○ 2026-05-09 14:16:30

○NSns2.lougcloud.com2015-08-14 → 2020-04-12 · 4 obs

● 2015-08-14 10:49:30
● 2020-04-12 02:28:16
○ 2026-02-14 20:11:02
○ 2026-05-09 14:16:30

●NSviolet.ns.cloudflare.com2026-02-14 → 2026-05-09 · 3 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-05-09 14:16:30

○MXmailstore1.secureserver.net2015-08-14 → 2016-06-30 · 4 obs

● 2015-08-14 10:49:30
● 2016-06-30 20:43:44
○ 2020-04-12 02:28:16
○ 2026-05-09 14:16:30

○MXquadrant-us.mail.protection.outlook.com2020-04-12 → 2020-04-12 · 4 obs

○ 2016-06-30 20:43:44
● 2020-04-12 02:28:16
○ 2026-02-14 20:11:02
○ 2026-05-09 14:16:30

○MXquadrant-us.mx1.arsmtp.com2026-02-14 → 2026-02-18 · 5 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-02-18 14:33:36
○ 2026-03-16 00:06:28
○ 2026-05-09 14:16:30

○MXquadrant-us.mx2.arsmtp.com2026-02-14 → 2026-02-18 · 5 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-02-18 14:33:36
○ 2026-03-16 00:06:28
○ 2026-05-09 14:16:30

●MXquadrant.us.1.0001.arsmtp.com2026-03-16 → 2026-05-09 · 3 obs

○ 2026-02-18 14:33:36
● 2026-03-16 00:06:28
● 2026-05-09 14:16:30

●MXquadrant.us.2.0001.arsmtp.com2026-03-16 → 2026-05-09 · 3 obs

○ 2026-02-18 14:33:36
● 2026-03-16 00:06:28
● 2026-05-09 14:16:30

○MXsmtp.secureserver.net2015-08-14 → 2016-06-30 · 4 obs

● 2015-08-14 10:49:30
● 2016-06-30 20:43:44
○ 2020-04-12 02:28:16
○ 2026-05-09 14:16:30

●A104.21.62.1172026-02-14 → 2026-05-09 · 3 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-05-09 14:16:30

●A172.67.223.1292026-02-14 → 2026-05-09 · 3 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-05-09 14:16:30

○A18.220.171.422020-04-12 → 2020-04-12 · 4 obs

○ 2016-06-30 20:43:44
● 2020-04-12 02:28:16
○ 2026-02-14 20:11:02
○ 2026-05-09 14:16:30

○A216.26.168.1322015-08-14 → 2016-06-30 · 4 obs

● 2015-08-14 10:49:30
● 2016-06-30 20:43:44
○ 2020-04-12 02:28:16
○ 2026-05-09 14:16:30

●A2606:4700:3031::6815:3e752026-02-14 → 2026-05-09 · 3 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-05-09 14:16:30

●A2606:4700:3033::ac43:df812026-02-14 → 2026-05-09 · 3 obs

○ 2020-04-12 02:28:16
● 2026-02-14 20:11:02
● 2026-05-09 14:16:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	k.cctld.us, f.cctld.us, x.cctld.us, b.cctld.us...	-
quadrant.us	violet.ns.cloudflare.com, jerome.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.181

NS records: violet.ns.cloudflare.com, jerome.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quadrant.us (unsigned zone)

⏱️ Timing

Total: 295ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.62.117, 172.67.223.129`
AAAA	2	`2606:4700:3031::6815:3e75, 2606:4700:3033::ac43:df81`
NS	2	`jerome.ns.cloudflare.com, violet.ns.cloudflare.com`
MX	2	`quadrant.us.1.0001.arsmtp.com (pri: 10), quadrant.us.2.0001.arsmtp.com (pri: 20)`
TXT	6	`MS=ms15732464, fefkYx1h65nGTdyF+wAwTQ==...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jerome.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

The parent of www.quadrant.us is quadrant.us.

IP Addresses

quadrant.us resolves to four IP numbers: 2606:4700:3031::6815:3e75, 2606:4700:3033::ac43:df81, 104.21.62.117 and 172.67.223.129.

Other host names such as pbmcash.com, dlrppn.ie, smdb.cn, winterfeldtberlin.com and w1.read-solo4.com share IPs with quadrant.us.

Name Servers

quadrant.us is delegated to two name servers: jerome.ns.cloudflare.com and violet.ns.cloudflare.com.

quadrant.us shares the same name server setup as d6r.org, skape.be, answerwidget.com, n3p.me and pinproject.com.

quadrant.us at least partially shares name servers with other domains, for instance kafto.gr, socialwhois.com, satchelio.com, arnikaufa.ru and ofyr.online.

these name servers are often used in conjunction with the name servers reese.ns.cloudflare.com.

Host names with six IP numbers:

jerome.ns.cloudflare.com points to 2606:4700:58::adf5:3bb5, 2803:f800:50::6ca2:c1b5, 2a06:98c1:50::ac40:21b5, 108.162.193.181, 172.64.33.181 and 173.245.59.181.

violet.ns.cloudflare.com points to 2606:4700:50::adf5:3aed, 2803:f800:50::6ca2:c0ed, 2a06:98c1:50::ac40:20ed, 108.162.192.237, 172.64.32.237 and 173.245.58.237.

Mail Servers

quadrant.us is handled by two mail servers: quadrant.us.1.0001.arsmtp.com and quadrant.us.2.0001.arsmtp.com.

Host names with a single IP:

quadrant.us.1.0001.arsmtp.com points to 8.31.233.172.

quadrant.us.2.0001.arsmtp.com points to 8.19.118.159.

quadrant.us - robtex.com

quadrant.us

us

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`quadrant.us`

`us`