`lessonupp.app`

DNSSEC	⚠️ Not signed
A	2600:3c03::f03c:95ff:fe00:29ca^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	2600:3c03::f03c:95ff:fe91:5d52^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	2600:3c03::f03c:95ff:feed:4d4f^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	2600:3c03::f03c:95ff:feed:cf2a^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies}
A	45.33.83.100^{🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies}
A	45.79.167.180^{🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies}
A	66.175.209.179^{🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies}
A	96.126.111.165^{🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies}
NS	`changchang.ns.giantpanda.com` ⭐ ⚠️ Not in zone NS records
		A	3.33.232.36^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
NS	`xiangxiang.ns.giantpanda.com` ⚠️ Not in zone NS records
		A	75.2.45.63^{🇺🇸 Amazon75.2.32.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
SOA	`changchang.ns.giantpanda.com`admin@giantpanda.com 2013-02-04 #1

`app`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=101427

🔒 HSTS Preload (+subdomains)

Same first word

lessonupp.app

Similar names

opplussen.nl

DNS History

20 records (10 active, 10 former)

●NSchangchang.ns.giantpanda.com2026-04-11 → 2026-04-24 · 2 obs

● 2026-04-11 14:56:24
● 2026-04-24 08:21:30

●NSxiangxiang.ns.giantpanda.com2026-04-11 → 2026-04-24 · 2 obs

● 2026-04-11 14:56:24
● 2026-04-24 08:21:30

○A139.162.174.2092026-04-11 → 2026-04-22 · 9 obs

○ 2026-04-11 14:56:24
● 2026-04-11 17:08:30
○ 2026-04-15 16:44:00
● 2026-04-16 05:31:36
○ 2026-04-21 22:54:44
○ 2026-04-22 21:11:34
● 2026-04-22 22:36:12
○ 2026-04-23 08:31:06
○ 2026-04-24 08:21:30

○A139.162.181.762026-04-11 → 2026-04-22 · 9 obs

○A172.104.149.862026-04-11 → 2026-04-22 · 9 obs

○A172.104.203.1862026-04-11 → 2026-04-22 · 9 obs

○A172.104.251.1982026-04-11 → 2026-04-22 · 9 obs

●A2600:3c03::f03c:95ff:fe00:29ca2026-04-11 → 2026-04-24 · 9 obs

● 2026-04-11 14:56:24
○ 2026-04-11 17:08:30
● 2026-04-15 16:44:00
○ 2026-04-16 05:31:36
● 2026-04-21 22:54:44
● 2026-04-22 21:11:34
○ 2026-04-22 22:36:12
● 2026-04-23 08:31:06
● 2026-04-24 08:21:30

●A2600:3c03::f03c:95ff:fe91:5d522026-04-11 → 2026-04-24 · 9 obs

●A2600:3c03::f03c:95ff:feed:4d4f2026-04-11 → 2026-04-24 · 9 obs

●A2600:3c03::f03c:95ff:feed:cf2a2026-04-11 → 2026-04-24 · 9 obs

○A2a01:7e01::2000:dff:fec1:5cdb2026-04-11 → 2026-04-22 · 9 obs

○A2a01:7e01::f03c:95ff:fe00:26922026-04-11 → 2026-04-22 · 9 obs

○A2a01:7e01::f03c:95ff:fe91:5d912026-04-11 → 2026-04-22 · 9 obs

○A2a01:7e01::f03c:95ff:feeb:9d4b2026-04-11 → 2026-04-22 · 9 obs

○A2a01:7e01::f03c:95ff:feed:783e2026-04-11 → 2026-04-22 · 9 obs

●A45.33.83.1002026-04-11 → 2026-04-24 · 9 obs

●A45.79.167.1802026-04-11 → 2026-04-24 · 9 obs

●A66.175.209.1792026-04-11 → 2026-04-24 · 9 obs

●A96.126.111.1652026-04-11 → 2026-04-24 · 9 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
app	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
lessonupp.app	changchang.ns.giantpanda.com, xiangxiang.ns.giantpanda.com	-

✅ Authoritative Response

Server:3.33.232.36

NS records: changchang.ns.giantpanda.com, xiangxiang.ns.giantpanda.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lessonupp.app (unsigned zone)

⏱️ Timing

Total: 556ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`96.126.111.165, 45.79.167.180...`
AAAA	4	`2600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe00:29ca...`
SOA	1	`changchang.ns.giantpanda.com admin.giant`

Analysis

IP Addresses

lessonupp.app points to the following eight IP numbers: 2600:3c03::f03c:95ff:fe00:29ca, 2600:3c03::f03c:95ff:fe91:5d52, 2600:3c03::f03c:95ff:feed:4d4f, 2600:3c03::f03c:95ff:feed:cf2a, 45.33.83.100, 45.79.167.180, 66.175.209.179 and 96.126.111.165.

Other host names, for instance bootscarelearning.com, speedfireusa.com.com.com, vermovistarplus.es, showstopper.com.au and scambiolink.it share IP numbers with lessonupp.app.

Name Servers

Two name servers changchang.ns.giantpanda.com and xiangxiang.ns.giantpanda.com handle delegation for lessonupp.app.

lessonupp.app uses the same name server setup as other domains, for example airnb.fr, ns1.(0x786e7878)tv.com, bhth.com, vipsream.tv and vtcc.ai.

lessonupp.app partially shares name servers with other domains; examples include www.xxpo.net, wap-org.4mortgage.org, www.prevent.com, equestian.com and clips3sale.com.

These name servers commonly accompany jiapanpan.ns.giantpanda.com, baobao.ns.giantpanda.com, xinxin.ns.giantpanda.com and yangguang.ns.giantpanda.com.

Host names with one IP number: The host name changchang.ns.giantpanda.com points to 3.33.232.36 and the host name xiangxiang.ns.giantpanda.com points to 75.2.45.63.

lessonupp.app - robtex.com

lessonupp.app

app