squarecircle.org - dns.ninja

`squarecircle.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2a1^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:8160^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.2.161^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.96^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`buck.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`buck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`buck.ns.cloudflare.com`
		A	108.162.193.78^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	172.64.33.78^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	173.245.59.78^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
NS	`savanna.ns.cloudflare.com`
		A	2606:4700:50::a29f:2688^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c288^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`savanna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2288^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`savanna.ns.cloudflare.com`
		A	108.162.194.136^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
		A	162.159.38.136^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
		A	172.64.34.136^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
MX	`squarecircle-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc31::1^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy8pr01cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc31::2^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-sy5pr01cu00902.inbound.protection.outlook.com`
		A	2a01:111:f403:cc33::^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-meupr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc33::1^{🇦🇺 Microsoft2a01:111:f000::/36}
			PTR	`mail-meupr01cu00301.inbound.protection.outlook.com`
		A	52.101.149.1^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy8pr01cu00101.inbound.protection.outlook.com`
		A	52.101.149.2^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy5pr01cu00902.inbound.protection.outlook.com`
		A	52.101.149.9^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sy2pr01cu00501.inbound.protection.outlook.com`
		A	52.101.151.0^{🇦🇺 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-meupr01cu00200.inbound.protection.outlook.com`
TXT	`MAltYWlsLnNxdWFyZWNpcmNsZS5vcmcuCg==`
TXT	`MS=ms72186002`
TXT	`v=spf1 +ip4:162.213.253.254 +ip4:66.29.149.232 +include:spf.protection.outloo...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.2.161, 172.67.129.96
		IPv6 hints	2606:4700:3033::6815:2a1, 2606:4700:3034::ac43:8160
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com
SOA	`buck.ns.cloudflare.com`dns@cloudflare.com serial=2406027895

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1782364068

Same first word

squarecircle.biz

squarecircle.org

squarecircle.be

squarecircle.us

squarecircle.com

squarecircle.de

squarecircle.nl

squarecircle.ru

squarecircle.co.uk

squarecircle.co.nz

Similar names

DNS History

23 records (7 active, 16 former)

●NSbuck.ns.cloudflare.com2026-03-14 → 2026-06-25 · 3 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-25 05:29:38

○NSbuy.internettraffic.com2015-06-28 → 2016-03-31 · 4 obs

● 2015-06-28 01:13:32
● 2016-03-31 01:30:58
○ 2016-12-30 01:58:42
○ 2026-06-25 05:29:38

○NSns1.namebrightdns.com2016-12-30 → 2016-12-30 · 4 obs

○ 2016-03-31 01:30:58
● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

○NSns1.sedoparking.com2018-09-28 → 2018-09-28 · 4 obs

○ 2016-12-30 01:58:42
● 2018-09-28 10:36:58
○ 2026-03-14 00:28:08
○ 2026-06-25 05:29:38

○NSns2.namebrightdns.com2016-12-30 → 2016-12-30 · 4 obs

○ 2016-03-31 01:30:58
● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

○NSns2.sedoparking.com2018-09-28 → 2018-09-28 · 4 obs

○ 2016-12-30 01:58:42
● 2018-09-28 10:36:58
○ 2026-03-14 00:28:08
○ 2026-06-25 05:29:38

●NSsavanna.ns.cloudflare.com2026-03-14 → 2026-06-25 · 3 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-25 05:29:38

○NSsell.internettraffic.com2015-06-28 → 2016-03-31 · 4 obs

● 2015-06-28 01:13:32
● 2016-03-31 01:30:58
○ 2016-12-30 01:58:42
○ 2026-06-25 05:29:38

○MXlocalhost2018-09-28 → 2018-09-28 · 4 obs

○ 2016-12-30 01:58:42
● 2018-09-28 10:36:58
○ 2026-03-14 00:28:08
○ 2026-06-25 05:29:38

○MXmail1.namebrightmail.com2016-12-30 → 2016-12-30 · 3 obs

● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

○MXmail2.namebrightmail.com2016-12-30 → 2016-12-30 · 3 obs

● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

●MXsquarecircle-org.mail.protection.outlook.com2026-03-14 → 2026-06-25 · 3 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-25 05:29:38

●A104.21.2.1612026-03-14 → 2026-06-25 · 3 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-25 05:29:38

●A172.67.129.962026-03-14 → 2026-06-25 · 3 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-25 05:29:38

●A2606:4700:3033::6815:2a12026-03-14 → 2026-06-25 · 3 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-25 05:29:38

●A2606:4700:3034::ac43:81602026-06-21 → 2026-06-25 · 3 obs

○ 2026-06-12 20:32:02
● 2026-06-21 14:10:42
● 2026-06-25 05:29:38

○A2606:4700:3036::ac43:81602026-03-14 → 2026-06-12 · 5 obs

○ 2018-09-28 10:36:58
● 2026-03-14 00:28:08
● 2026-06-12 20:32:02
○ 2026-06-21 14:10:42
○ 2026-06-25 05:29:38

○A34.193.204.2352016-12-30 → 2016-12-30 · 4 obs

○ 2016-03-31 01:30:58
● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

○A54.175.185.1842016-12-30 → 2016-12-30 · 4 obs

○ 2016-03-31 01:30:58
● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

○A69.172.201.2082015-06-28 → 2016-03-31 · 4 obs

● 2015-06-28 01:13:32
● 2016-03-31 01:30:58
○ 2016-12-30 01:58:42
○ 2026-06-25 05:29:38

○A72.52.4.1192018-09-28 → 2018-09-28 · 4 obs

○ 2016-12-30 01:58:42
● 2018-09-28 10:36:58
○ 2026-03-14 00:28:08
○ 2026-06-25 05:29:38

○CNAMEcomingsoon.namebright.com2016-12-30 → 2016-12-30 · 3 obs

● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

○CNAMEnbparking-lb-1977168523.us-east-1.elb.amazonaws.com2016-12-30 → 2016-12-30 · 3 obs

● 2016-12-30 01:58:42
○ 2018-09-28 10:36:58
○ 2026-06-25 05:29:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
squarecircle.org	buck.ns.cloudflare.com, savanna.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.78

NS records: buck.ns.cloudflare.com, savanna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for squarecircle.org (unsigned zone)

⏱️ Timing

Total: 378ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.129.96, 104.21.2.161`
AAAA	2	`2606:4700:3033::6815:2a1, 2606:4700:3034::ac43:8160`
NS	2	`buck.ns.cloudflare.com, savanna.ns.cloudflare.com`
MX	1	`squarecircle-org.mail.protection.outlook`
TXT	3	`MAltYWlsLnNxdWFyZWNpcmNsZS5vcmcuCg==, MS=ms72186002...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`buck.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

squarecircle.org has four IP addresses: 104.21.2.161, 172.67.129.96, 2606:4700:3033::6815:2a1 and 2606:4700:3034::ac43:8160.

fzfuzhu.net, ellipsis.digital, aaxsw.com plus two other host names have IP numbers in common with squarecircle.org.

Name Servers

DNS delegation for squarecircle.org points to two name servers: buck.ns.cloudflare.com and savanna.ns.cloudflare.com.

The name server configuration of squarecircle.org is shared with other domains, for instance eb-school.ru, mavesto.com, vermontvacation.com and two others.

squarecircle.org shares at least some of its name servers with other domains, including teuladamorairadigital.es, kickstart.zone, anbar.az and two others.

These name servers are frequently paired with the name servers anna.ns.cloudflare.com and corey.ns.cloudflare.com.

Hosts with 6 IP addresses each:

buck.ns.cloudflare.com has IP addresses 108.162.193.78, 172.64.33.78 and 173.245.59.78, plus 3 other.

savanna.ns.cloudflare.com has IP addresses 108.162.194.136, 162.159.38.136 and 172.64.34.136, plus 3 other.

Mail Servers

squarecircle.org uses one mail server — squarecircle-org.mail.protection.outlook.com.

squarecircle-org.mail.protection.outlook.com has 8 IP addresses: 52.101.149.1, 52.101.149.2, 52.101.149.9 plus 5 more.