`alpineacademy.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:dc6b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3e37^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.62.55^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.107^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rosa.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ae4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosa.ns.cloudflare.com`
		A	108.162.192.228^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	172.64.32.228^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
		A	173.245.58.228^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosa.ns.cloudflare.com`
NS	`sri.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sri.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sri.ns.cloudflare.com`
		A	108.162.193.234^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	172.64.33.234^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
		A	173.245.59.234^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sri.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.27^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽⁴⁰⁾
		A	2607:f8b0:4023:3003::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f27.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽⁵⁰⁾
		A	2607:f8b0:4003:c4a::1b^{🇺🇸 Google2607:f8b0:4003::/48}
			PTR	`yutulth-in-f27.1e100.net`
		A	142.251.96.26^{🇺🇸 Google142.250.0.0/15}
			PTR	`yutulth-in-f26.1e100.net`
TXT	`google-site-verification=FTokHChlEhzEHpxnH12J8LlaUR9PivjdW63_ohP1gVo`
TXT	`google-site-verification=Tk-BTU6KK0MtEG33hprcx5xdn7k02LPpYjMbcvF1H7U`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.62.55, 172.67.220.107
		IPv6 hints	2606:4700:3036::ac43:dc6b, 2606:4700:3037::6815:3e37
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOA	`rosa.ns.cloudflare.com`dns@cloudflare.com serial=2398732614

`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=1775238590

WOT: SAFE (61/100)

PTR for

43.73.50.in-addr.arpa

Same first word

alpineacademy.org

alpineacademy.com

DNS History

21 records (11 active, 10 former)

○NSns63.domaincontrol.com2015-08-02 → 2020-01-20 · 4 obs

● 2015-08-02 09:23:44
● 2020-01-20 15:15:22
○ 2026-03-08 02:09:26
○ 2026-04-03 18:11:10

○NSns64.domaincontrol.com2015-08-02 → 2020-01-20 · 4 obs

● 2015-08-02 09:23:44
● 2020-01-20 15:15:22
○ 2026-03-08 02:09:26
○ 2026-04-03 18:11:10

●NSrosa.ns.cloudflare.com2026-03-08 → 2026-04-03 · 3 obs

○ 2020-01-20 15:15:22
● 2026-03-08 02:09:26
● 2026-04-03 18:11:10

●NSsri.ns.cloudflare.com2026-03-08 → 2026-04-03 · 3 obs

○ 2020-01-20 15:15:22
● 2026-03-08 02:09:26
● 2026-04-03 18:11:10

●MXalt1.aspmx.l.google.com2015-08-02 → 2026-04-03 · 2 obs

● 2015-08-02 09:23:44
● 2026-04-03 18:11:10

●MXalt2.aspmx.l.google.com2015-08-02 → 2026-04-03 · 2 obs

● 2015-08-02 09:23:44
● 2026-04-03 18:11:10

●MXalt3.aspmx.l.google.com2015-08-02 → 2026-04-03 · 2 obs

● 2015-08-02 09:23:44
● 2026-04-03 18:11:10

●MXalt4.aspmx.l.google.com2015-08-02 → 2026-04-03 · 2 obs

● 2015-08-02 09:23:44
● 2026-04-03 18:11:10

●MXaspmx.l.google.com2015-08-02 → 2026-04-03 · 2 obs

● 2015-08-02 09:23:44
● 2026-04-03 18:11:10

●A104.21.62.552026-03-08 → 2026-04-03 · 6 obs

○ 2020-01-20 15:15:22
● 2026-03-08 02:09:26
● 2026-03-18 02:33:52
○ 2026-03-19 21:41:44
○ 2026-03-25 02:22:24
● 2026-04-03 18:11:10

○A108.174.157.1612015-08-02 → 2015-08-02 · 3 obs

● 2015-08-02 09:23:44
○ 2015-11-29 07:07:28
○ 2026-04-03 18:11:10

○A143.95.245.252016-06-22 → 2016-06-22 · 4 obs

○ 2016-03-03 14:06:34
● 2016-06-22 11:35:22
○ 2017-02-19 08:02:18
○ 2026-04-03 18:11:10

●A172.67.220.1072026-03-08 → 2026-04-03 · 6 obs

○ 2020-01-20 15:15:22
● 2026-03-08 02:09:26
● 2026-03-18 02:33:52
○ 2026-03-19 21:41:44
○ 2026-03-25 02:22:24
● 2026-04-03 18:11:10

○A188.114.96.02026-03-19 → 2026-03-25 · 5 obs

○ 2026-03-08 02:09:26
○ 2026-03-18 02:33:52
● 2026-03-19 21:41:44
● 2026-03-25 02:22:24
○ 2026-04-03 18:11:10

○A188.114.97.02026-03-19 → 2026-03-25 · 5 obs

○ 2026-03-08 02:09:26
○ 2026-03-18 02:33:52
● 2026-03-19 21:41:44
● 2026-03-25 02:22:24
○ 2026-04-03 18:11:10

○A198.1.84.2212017-02-19 → 2020-01-20 · 5 obs

○ 2016-06-22 11:35:22
● 2017-02-19 08:02:18
● 2020-01-20 15:15:22
○ 2026-03-08 02:09:26
○ 2026-04-03 18:11:10

●A2606:4700:3036::ac43:dc6b2026-03-08 → 2026-04-03 · 6 obs

○ 2020-01-20 15:15:22
● 2026-03-08 02:09:26
● 2026-03-18 02:33:52
○ 2026-03-19 21:41:44
○ 2026-03-25 02:22:24
● 2026-04-03 18:11:10

●A2606:4700:3037::6815:3e372026-03-08 → 2026-04-03 · 6 obs

○ 2020-01-20 15:15:22
● 2026-03-08 02:09:26
● 2026-03-18 02:33:52
○ 2026-03-19 21:41:44
○ 2026-03-25 02:22:24
● 2026-04-03 18:11:10

○A2a06:98c1:3120::2026-03-19 → 2026-03-25 · 5 obs

○ 2026-03-08 02:09:26
○ 2026-03-18 02:33:52
● 2026-03-19 21:41:44
● 2026-03-25 02:22:24
○ 2026-04-03 18:11:10

○A2a06:98c1:3121::2026-03-19 → 2026-03-25 · 5 obs

○ 2026-03-08 02:09:26
○ 2026-03-18 02:33:52
● 2026-03-19 21:41:44
● 2026-03-25 02:22:24
○ 2026-04-03 18:11:10

○A50.23.201.2382015-11-29 → 2016-03-03 · 5 obs

○ 2015-08-02 09:23:44
● 2015-11-29 07:07:28
● 2016-03-03 14:06:34
○ 2016-06-22 11:35:22
○ 2026-04-03 18:11:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
alpineacademy.org	rosa.ns.cloudflare.com, sri.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.234

NS records: rosa.ns.cloudflare.com, sri.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alpineacademy.org (unsigned zone)

⏱️ Timing

Total: 783ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.62.55, 172.67.220.107`
AAAA	2	`2606:4700:3036::ac43:dc6b, 2606:4700:3037::6815:3e37`
NS	2	`rosa.ns.cloudflare.com, sri.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 20)...`
TXT	3	`google-site-verification=FTokHChlEhzEHpx, google-site-verification=Tk-BTU6KK0MtEG3...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rosa.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

alpineacademy.org resolves to four IP numbers: 2606:4700:3036::ac43:dc6b, 2606:4700:3037::6815:3e37, 104.21.62.55 and 172.67.220.107.

Other host names such as warmebeentjes.nl, tuerduo.net, vetraliqoseon.com, eyeball.net.nz and track-eu.siportb.com share IPs with alpineacademy.org.

Name Servers

alpineacademy.org is delegated to two name servers: rosa.ns.cloudflare.com and sri.ns.cloudflare.com.

alpineacademy.org shares the same name server setup as manatech.do, wmmsurveys.com, joggink.com, youthvillage.org and cabc.org.

alpineacademy.org at least partially shares name servers with other domains, for instance royal378ext3.click, nebriyon.store, raveendrafoundation.org, packageexpress.com and metaratings.tj.

These name servers are commonly used together with darl.ns.cloudflare.com, paige.ns.cloudflare.com and rocky.ns.cloudflare.com.

Host names with six IP numbers:

rosa.ns.cloudflare.com points to 2606:4700:50::adf5:3ae4, 2803:f800:50::6ca2:c0e4, 2a06:98c1:50::ac40:20e4, 108.162.192.228, 172.64.32.228 and 173.245.58.228.

sri.ns.cloudflare.com points to 2606:4700:58::adf5:3bea, 2803:f800:50::6ca2:c1ea, 2a06:98c1:50::ac40:21ea, 108.162.193.234, 172.64.33.234 and 173.245.59.234.

Mail Servers

Five mail servers handle alpineacademy.org: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

alpineacademy.org shares at least partially some mail servers with other domains, including ns500768.ns500758.ns500698.ns500758.ns500759.ns500735.ns500698.ns500736.ns500735.ns500698.ns500698.ns500576.ns500708.ns500576.ns500686.ns500576.ns500619.trackreceptor.com, ns500693.ns500693.ns500693.ns500734.ns500734.ns500699.ns500734.ns500734.ns500693.ns500699.ns500683.ns500588.ns500632.dtrkdll.com, ns500742.ns500754.ns500742.ns500742.ns500704.ns500704.ns500705.ns500704.ns500704.ns500704.ns500666.ns500291.ns500131.lustychickser.com, ns500731.ns500742.ns500671.ns500731.ns500678.ns500704.ns500671.ns500131.lustychickser.com and ns500698.ns500698.ns500698.ns500736.ns500736.ns500698.ns500698.ns500698.ns500735.ns500698.ns500576.ns500698.ns500576.ns500619.ns500652.ns500576.trackreceptor.com.

these mail servers are often used together with mail servers aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers:

Hostname aspmx.l.google.com points to 2607:f8b0:4004:c17::1a and 172.253.115.27.

Hostname alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1b and 108.177.123.27.

Hostname alt2.aspmx.l.google.com points to 2607:f8b0:4023:1015::1b and 172.253.135.27.

Hostname alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1b and 172.253.145.27.

Hostname alt4.aspmx.l.google.com points to 2607:f8b0:4003:c4a::1b and 142.251.96.26.

alpineacademy.org - robtex.com