schooltree.org - dns.ninja

`schooltree.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8b76^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:1add^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.221^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.139.118^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lily.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c082^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lily.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2082^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lily.ns.cloudflare.com`
		A	108.162.192.130^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	172.64.32.130^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
		A	173.245.58.130^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lily.ns.cloudflare.com`
NS	`tom.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b93^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c193^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tom.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2193^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tom.ns.cloudflare.com`
		A	108.162.193.147^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	172.64.33.147^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
		A	173.245.59.147^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tom.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx4.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`aspmx5.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.26.221, 172.67.139.118
		IPv6 hints	2606:4700:3031::ac43:8b76, 2606:4700:3033::6815:1add
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=221, name=cloudflare-ech.com
SOA	`lily.ns.cloudflare.com`dns@cloudflare.com serial=2411047039

`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=1786705048

WOT: SAFE (80/100)

Same first word

schooltree.org

schooltree.com

schooltree.in

Similar names

DNS History

23 records (13 active, 10 former)

●NSlily.ns.cloudflare.com2017-12-12 → 2026-08-14 · 3 obs

○ 2016-12-24 15:26:32
● 2017-12-12 19:46:50
● 2026-08-14 11:11:40

○NSns1.gossamerhost.com2015-08-01 → 2016-12-24 · 4 obs

● 2015-08-01 08:11:56
● 2016-12-24 15:26:32
○ 2017-12-12 19:46:50
○ 2026-08-14 11:11:40

○NSns2.gossamerhost.com2015-08-01 → 2016-12-24 · 4 obs

● 2015-08-01 08:11:56
● 2016-12-24 15:26:32
○ 2017-12-12 19:46:50
○ 2026-08-14 11:11:40

○NSns3.gossamerhost.com2015-08-01 → 2016-12-24 · 4 obs

● 2015-08-01 08:11:56
● 2016-12-24 15:26:32
○ 2017-12-12 19:46:50
○ 2026-08-14 11:11:40

●NStom.ns.cloudflare.com2017-12-12 → 2026-08-14 · 3 obs

○ 2016-12-24 15:26:32
● 2017-12-12 19:46:50
● 2026-08-14 11:11:40

●MXalt1.aspmx.l.google.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●MXalt2.aspmx.l.google.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●MXaspmx.l.google.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●MXaspmx2.googlemail.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●MXaspmx3.googlemail.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●MXaspmx4.googlemail.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●MXaspmx5.googlemail.com2015-08-01 → 2026-08-14 · 2 obs

● 2015-08-01 08:11:56
● 2026-08-14 11:11:40

●A104.21.26.2212026-02-20 → 2026-08-14 · 3 obs

○ 2017-12-12 19:46:50
● 2026-02-20 00:11:38
● 2026-08-14 11:11:40

○A104.31.70.412017-12-12 → 2017-12-12 · 4 obs

○ 2016-12-24 15:26:32
● 2017-12-12 19:46:50
○ 2026-02-20 00:11:38
○ 2026-08-14 11:11:40

○A104.31.71.412017-12-12 → 2017-12-12 · 4 obs

○ 2016-12-24 15:26:32
● 2017-12-12 19:46:50
○ 2026-02-20 00:11:38
○ 2026-08-14 11:11:40

●A172.67.139.1182026-02-20 → 2026-08-14 · 3 obs

○ 2017-12-12 19:46:50
● 2026-02-20 00:11:38
● 2026-08-14 11:11:40

○A2400:cb00:2048:1::681f:46292017-12-12 → 2017-12-12 · 4 obs

○ 2016-12-24 15:26:32
● 2017-12-12 19:46:50
○ 2026-02-20 00:11:38
○ 2026-08-14 11:11:40

○A2400:cb00:2048:1::681f:47292017-12-12 → 2017-12-12 · 4 obs

○ 2016-12-24 15:26:32
● 2017-12-12 19:46:50
○ 2026-02-20 00:11:38
○ 2026-08-14 11:11:40

●A2606:4700:3031::ac43:8b762026-06-24 → 2026-08-14 · 3 obs

○ 2026-06-10 21:33:02
● 2026-06-24 11:47:00
● 2026-08-14 11:11:40

●A2606:4700:3033::6815:1add2026-06-24 → 2026-08-14 · 3 obs

○ 2026-06-10 21:33:02
● 2026-06-24 11:47:00
● 2026-08-14 11:11:40

○A2606:4700:3034::ac43:8b762026-02-20 → 2026-06-10 · 5 obs

○ 2017-12-12 19:46:50
● 2026-02-20 00:11:38
● 2026-06-10 21:33:02
○ 2026-06-24 11:47:00
○ 2026-08-14 11:11:40

○A2606:4700:3036::6815:1add2026-02-20 → 2026-06-10 · 5 obs

○ 2017-12-12 19:46:50
● 2026-02-20 00:11:38
● 2026-06-10 21:33:02
○ 2026-06-24 11:47:00
○ 2026-08-14 11:11:40

○A72.14.179.842015-08-01 → 2016-12-24 · 4 obs

● 2015-08-01 08:11:56
● 2016-12-24 15:26:32
○ 2017-12-12 19:46:50
○ 2026-08-14 11:11:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
schooltree.org	tom.ns.cloudflare.com, lily.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.130

NS records: tom.ns.cloudflare.com, lily.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schooltree.org (unsigned zone)

⏱️ Timing

Total: 371ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.139.118, 104.21.26.221`
AAAA	2	`2606:4700:3031::ac43:8b76, 2606:4700:3033::6815:1add`
NS	2	`lily.ns.cloudflare.com, tom.ns.cloudflare.com`
MX	7	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lily.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

schooltree.org resolves to four IP addresses: 104.21.26.221, 172.67.139.118, 2606:4700:3031::ac43:8b76 and 2606:4700:3033::6815:1add.

matthewmonroebees.com, eroburo-chu.xyz, heavytrash.net plus two other host names have IP numbers in common with schooltree.org.

Name Servers

DNS delegation for schooltree.org points to two name servers: lily.ns.cloudflare.com and tom.ns.cloudflare.com.

The name server configuration of schooltree.org is shared with other domains, for instance pwmcdn.eu, hdking.rest, toppriorityselling.com and two others.

schooltree.org partially shares its NS delegation with several other domains, including celucelu.com, dtapps.co.uk, amuckdev.click and two others.

These name servers are regularly seen alongside kia.ns.cloudflare.com and ian.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

lily.ns.cloudflare.com has IP addresses 108.162.192.130, 172.64.32.130 and 173.245.58.130, plus 3 other.

tom.ns.cloudflare.com has IP addresses 108.162.193.147, 172.64.33.147 and 173.245.59.147, plus 3 other.

Mail Servers

The MX records for schooltree.org point to 7 mail servers — aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and 4 other.

At least some of the mail servers used by schooltree.org are shared with other domains: hidouki.com, almaverde.com.mx, jkreeft.net and two others among them.

These mail servers are often deployed together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com has two IP addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.

aspmx3.googlemail.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx4.googlemail.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.

aspmx5.googlemail.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.

aspmx.l.google.com has two IP addresses: 142.251.167.27 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com has two IP addresses: 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

Host names pointing to 172.253.116.27 IP addresses: aspmx3.googlemail.com and alt2.aspmx.l.google.com.