rectangle.education - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rectangle.education`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:127d^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b5d5^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.125^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.181.213^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`izabella.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:262e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`izabella.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`izabella.ns.cloudflare.com`
		A	108.162.194.46^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
		A	162.159.38.46^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
		A	172.64.34.46^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`izabella.ns.cloudflare.com`
NS	`santino.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c01^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c301^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`santino.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2301^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`santino.ns.cloudflare.com`
		A	108.162.195.1^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	162.159.44.1^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
		A	172.64.35.1^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`santino.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c23::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadrs-in-f26.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
TXT	`brevo-code:bba525c14b89fcb0ec34cec4496fff1a`
TXT	`google-site-verification=x7F_avxhumR0NHYyWlwtA7giqKMqoq0HcA5Bpc7s_6k`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.125, 172.67.181.213
		IPv6 hints	2606:4700:3032::6815:127d, 2606:4700:3034::ac43:b5d5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=54, name=cloudflare-ech.com
SOA	`izabella.ns.cloudflare.com`dns@cloudflare.com serial=2412358242

`education`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.education` ⭐
	NS	`v0n1.nic.education`
	NS	`v0n2.nic.education`
	NS	`v0n3.nic.education`
	NS	`v2n0.nic.education`
	NS	`v2n1.nic.education`
	SOA	`v0n0.nic.education`hostmaster@donuts.email serial=1786910718

Same first word

rectangle.ch

rectangle.zone

rectangle.education

rectangle.pro

rectangle.ca

rectangle.us

rectangle.org

rectangle.com

rectangle.health

rectangle.co

rectangle.es

rectangle.net

rectangle.be

Similar names

DNS History

21 records (7 active, 14 former)

○NSdns1.p06.nsone.net2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

○NSdns2.p06.nsone.net2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

○NSdns3.p06.nsone.net2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

○NSdns4.p06.nsone.net2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

●NSizabella.ns.cloudflare.com2026-07-12 → 2026-08-16 · 2 obs

● 2026-07-12 02:43:20
● 2026-08-16 20:22:36

○NSns01.squarespacedns.com2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

○NSns02.squarespacedns.com2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

○NSns03.squarespacedns.com2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

○NSns04.squarespacedns.com2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

●NSsantino.ns.cloudflare.com2026-07-12 → 2026-08-16 · 2 obs

● 2026-07-12 02:43:20
● 2026-08-16 20:22:36

○MXrectangle-education.mail.protection.outlook.com2026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

●MXsmtp.google.com2026-07-12 → 2026-08-16 · 2 obs

● 2026-07-12 02:43:20
● 2026-08-16 20:22:36

●A104.21.18.1252026-07-12 → 2026-08-16 · 4 obs

● 2026-07-12 02:43:20
○ 2026-07-27 05:27:32
● 2026-08-16 20:22:34
● 2026-08-16 20:22:36

●A172.67.181.2132026-07-12 → 2026-08-16 · 4 obs

● 2026-07-12 02:43:20
○ 2026-07-27 05:27:32
● 2026-08-16 20:22:34
● 2026-08-16 20:22:36

○A188.114.96.02026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-12 02:43:20
● 2026-07-27 05:27:32
○ 2026-08-16 20:22:34
○ 2026-08-16 20:22:36

○A188.114.97.02026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-12 02:43:20
● 2026-07-27 05:27:32
○ 2026-08-16 20:22:34
○ 2026-08-16 20:22:36

●A2606:4700:3032::6815:127d2026-07-12 → 2026-08-16 · 4 obs

● 2026-07-12 02:43:20
○ 2026-07-27 05:27:32
● 2026-08-16 20:22:34
● 2026-08-16 20:22:36

●A2606:4700:3034::ac43:b5d52026-07-12 → 2026-08-16 · 4 obs

● 2026-07-12 02:43:20
○ 2026-07-27 05:27:32
● 2026-08-16 20:22:34
● 2026-08-16 20:22:36

○A2a06:98c1:3120::2026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-12 02:43:20
● 2026-07-27 05:27:32
○ 2026-08-16 20:22:34
○ 2026-08-16 20:22:36

○A2a06:98c1:3121::2026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-12 02:43:20
● 2026-07-27 05:27:32
○ 2026-08-16 20:22:34
○ 2026-08-16 20:22:36

○A40.112.243.1182026-07-12 → 2026-08-16 · 2 obs

○ 2026-07-12 02:43:20
○ 2026-08-16 20:22:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
education	v0n0.nic.education, v0n1.nic.education, v0n2.nic.education, v0n3.nic.education...	-
rectangle.education	santino.ns.cloudflare.com, izabella.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.1

NS records: santino.ns.cloudflare.com, izabella.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rectangle.education (unsigned zone)

⏱️ Timing

Total: 799ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.18.125, 172.67.181.213`
AAAA	2	`2606:4700:3034::ac43:b5d5, 2606:4700:3032::6815:127d`
NS	2	`izabella.ns.cloudflare.com, santino.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`brevo-code:bba525c14b89fcb0ec34cec4496ff, google-site-verification=x7F_avxhumR0NHY`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`izabella.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

rectangle.education resolves to four IP addresses: 104.21.18.125, 172.67.181.213, 2606:4700:3032::6815:127d and 2606:4700:3034::ac43:b5d5.

Among the host names that share IP numbers with rectangle.education are qegs.lincs.sch.uk, nimbuscloudhub5.cyou, www.evmchain.pro and two others.

Name Servers

rectangle.education uses two name servers for its delegation: izabella.ns.cloudflare.com and santino.ns.cloudflare.com.

rectangle.education has the same name server delegation as a number of other domains, such as planecrashdata.com, fundpeak.com, gumbles.store and two more.

rectangle.education partially shares its NS delegation with several other domains, including infoad.tv, sd.ma, golddual.com and two others.

These name servers often co-occur with the name servers agustin.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname izabella.ns.cloudflare.com directs to 108.162.194.46, 162.159.38.46 and 172.64.34.46 along with 3 other IP addresses.

Hostname santino.ns.cloudflare.com directs to 108.162.195.1, 162.159.44.1 and 172.64.35.1 along with 3 other IP addresses.

Mail Servers

rectangle.education routes its mail through a single mail server, smtp.google.com.

rectangle.education has the same mail server arrangement as a number of other domains, for example webexperts.nl, kept.it, spoilersandbodykits.com.au and two more.

rectangle.education shares at least some of its mail servers with other domains — for example atomicenergycorp.com, xrapy.com, teesriduniyatheatre.com and two more.

These mail servers tend to be used in conjunction with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and two additional mail servers.

smtp.google.com directs to 9 IP numbers, including 172.253.62.26, 172.253.62.27 and 172.253.115.26, along with 6 other.