🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`lessonstack.net`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:c03^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:d03^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:484a^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.12.3^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.13.3^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.72.74^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`angela.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a41^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c041^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`angela.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2041^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`angela.ns.cloudflare.com`
		A	108.162.192.65^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	172.64.32.65^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
		A	173.245.58.65^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`angela.ns.cloudflare.com`
NS	`cash.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b51^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c151^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2151^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cash.ns.cloudflare.com`
		A	108.162.193.81^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	172.64.33.81^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
		A	173.245.59.81^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cash.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 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	`alt3.aspmx.l.google.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	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`google-site-verification=54LVsAaXCMJnEoVBlls-TDZit9NhPV_pZjZf8a5pp40`
TXT	`google-site-verification=KNvWL2AmuvPVcspMIxxhr_56XmUtNpCNVWv2ucpAFV8`
TXT	`google-site-verification=xNYa2mso-VqYLHnyu1vQ_93XiyAuzbJo3sIchJbE_ko`
TXT	`stripe-verification=e87502f842b8b289e82ea43503f98415805770940c2cda488c6fd0b32...`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.12.3, 104.26.13.3, 172.67.72.74
		IPv6 hints	2606:4700:20::681a:c03, 2606:4700:20::681a:d03, 2606:4700:20::ac43:484a
SOA	`angela.ns.cloudflare.com`dns@cloudflare.com serial=2410402832

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1787697920

Same first word

lessonstack.net

lessonstack.com

Similar names

stacklesson.com

Previous names

Next names

DNS History

17 records (13 active, 4 former)

●NSangela.ns.cloudflare.com2017-03-16 → 2026-08-25 · 2 obs

● 2017-03-16 16:17:58
● 2026-08-25 23:04:18

●NScash.ns.cloudflare.com2017-03-16 → 2026-08-25 · 2 obs

● 2017-03-16 16:17:58
● 2026-08-25 23:04:18

●MXalt1.aspmx.l.google.com2020-01-18 → 2026-08-25 · 3 obs

○ 2017-03-16 16:17:58
● 2020-01-18 06:03:20
● 2026-08-25 23:04:18

●MXalt2.aspmx.l.google.com2020-01-18 → 2026-08-25 · 3 obs

○ 2017-03-16 16:17:58
● 2020-01-18 06:03:20
● 2026-08-25 23:04:18

●MXalt3.aspmx.l.google.com2020-01-18 → 2026-08-25 · 3 obs

○ 2017-03-16 16:17:58
● 2020-01-18 06:03:20
● 2026-08-25 23:04:18

●MXalt4.aspmx.l.google.com2020-01-18 → 2026-08-25 · 3 obs

○ 2017-03-16 16:17:58
● 2020-01-18 06:03:20
● 2026-08-25 23:04:18

●MXaspmx.l.google.com2020-01-18 → 2026-08-25 · 3 obs

○ 2017-03-16 16:17:58
● 2020-01-18 06:03:20
● 2026-08-25 23:04:18

○MXmxa.mailgun.org2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 16:17:58
○ 2020-01-18 06:03:20
○ 2026-08-25 23:04:18

○MXmxb.mailgun.org2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 16:17:58
○ 2020-01-18 06:03:20
○ 2026-08-25 23:04:18

●A104.26.12.32026-08-21 → 2026-08-25 · 3 obs

○ 2020-01-18 06:03:20
● 2026-08-21 13:29:28
● 2026-08-25 23:04:18

●A104.26.13.32026-08-21 → 2026-08-25 · 3 obs

○ 2020-01-18 06:03:20
● 2026-08-21 13:29:28
● 2026-08-25 23:04:18

●A172.67.72.742026-08-21 → 2026-08-25 · 3 obs

○ 2020-01-18 06:03:20
● 2026-08-21 13:29:28
● 2026-08-25 23:04:18

●A2606:4700:20::681a:c032026-08-21 → 2026-08-25 · 3 obs

○ 2020-01-18 06:03:20
● 2026-08-21 13:29:28
● 2026-08-25 23:04:18

●A2606:4700:20::681a:d032026-08-21 → 2026-08-25 · 3 obs

○ 2020-01-18 06:03:20
● 2026-08-21 13:29:28
● 2026-08-25 23:04:18

●A2606:4700:20::ac43:484a2026-08-21 → 2026-08-25 · 3 obs

○ 2020-01-18 06:03:20
● 2026-08-21 13:29:28
● 2026-08-25 23:04:18

○A68.183.35.1142020-01-18 → 2020-01-18 · 4 obs

○ 2017-03-16 16:17:58
● 2020-01-18 06:03:20
○ 2026-08-21 13:29:28
○ 2026-08-25 23:04:18

○A95.85.3.2382017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 16:17:58
○ 2020-01-18 06:03:20
○ 2026-08-25 23:04:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
lessonstack.net	angela.ns.cloudflare.com, cash.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.65

NS records: angela.ns.cloudflare.com, cash.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lessonstack.net (unsigned zone)

⏱️ Timing

Total: 832ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.13.3, 104.26.12.3...`
AAAA	3	`2606:4700:20::681a:d03, 2606:4700:20::ac43:484a...`
NS	2	`angela.ns.cloudflare.com, cash.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	5	`google-site-verification=54LVsAaXCMJnEoV, google-site-verification=KNvWL2AmuvPVcsp...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`angela.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

With 6 IP addresses in total, lessonstack.net resolves to 104.26.12.3, 104.26.13.3, 172.67.72.74 and 3 other.

Among the host names that share IP numbers with lessonstack.net are www.teamengland.org, www.lodhageniusprogramme.com, galamac.doezads.com and two others.

Name Servers

lessonstack.net is served by two delegated name servers, angela.ns.cloudflare.com and cash.ns.cloudflare.com.

lessonstack.net has the same name server delegation as a number of other domains, such as irenabjackqueline.pages.dev, l5nys47i91ni.pages.dev, fqwut4l37.pages.dev and two more.

lessonstack.net shares at least some of its name servers with other domains, including dbplugins.com, satetsu888.dev, livestrongfitness.de and two others.

These name servers are frequently paired with the name servers anna.ns.cloudflare.com, sreeni.ns.cloudflare.com and jessica.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

angela.ns.cloudflare.com carries IP addresses 108.162.192.65, 172.64.32.65 and 173.245.58.65, with 3 other addresses beyond those.

cash.ns.cloudflare.com carries IP addresses 108.162.193.81, 172.64.33.81 and 173.245.59.81, with 3 other addresses beyond those.

Mail Servers

lessonstack.net is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

lessonstack.net shares at least some of its mail servers with other domains — for example mao-tou.com, creativelaurels.com, cleanchange.co.uk and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 4 more.

Hosts with two IP numbers each:

aspmx.l.google.com maps to two IP addresses — 142.250.31.27 and 2607:f8b0:4004:c1f::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1a.

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

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1a.