🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`upperlearner.com`

DNSSEC	⚠️ Not signed
A	54.179.81.183^{🇸🇬 Amazon54.179.0.0/17 SIN prefix}
		PTR	`ec2-54-179-81-183.ap-southeast-1.compute.amazonaws.com`
NS	`harley.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c80^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c380^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2380^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harley.ns.cloudflare.com`
		A	108.162.195.128^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
		A	162.159.44.128^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
		A	172.64.35.128^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
NS	`hazel.ns.cloudflare.com`
		A	2606:4700:50::a29f:269d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hazel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c29d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hazel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:229d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hazel.ns.cloudflare.com`
		A	108.162.194.157^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hazel.ns.cloudflare.com`
		A	162.159.38.157^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hazel.ns.cloudflare.com`
		A	172.64.34.157^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hazel.ns.cloudflare.com`
MX	`_dc-mx.65cd964a6d0c.upperlearner.com` ⭐
		A	54.179.81.183^{🇸🇬 Amazon54.179.0.0/17 SIN prefix}
			PTR	`ec2-54-179-81-183.ap-southeast-1.compute.amazonaws.com`
TXT	`amazonses:4Ud/K07TxBhtXiLQ7saAjpwuPr6DGnrgUH21I/sh7pg=`
TXT	`v=spf1 a mx a:upperlearner.com ipv4: 52.74.192.12 -all`
SOA	`harley.ns.cloudflare.com`dns@cloudflare.com serial=2417923753

`com`

	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=1794288411

Same first word

upperlearner.com

Previous names

Next names

DNS History

4 records (4 active, 0 former)

●NSharley.ns.cloudflare.com2026-08-27 → 2026-11-10 · 2 obs

● 2026-08-27 04:20:28
● 2026-11-10 05:27:44

●NShazel.ns.cloudflare.com2026-08-27 → 2026-11-10 · 2 obs

● 2026-08-27 04:20:28
● 2026-11-10 05:27:44

●MX_dc-mx.65cd964a6d0c.upperlearner.com2026-08-27 → 2026-11-10 · 2 obs

● 2026-08-27 04:20:28
● 2026-11-10 05:27:44

●A54.179.81.1832026-08-27 → 2026-11-10 · 2 obs

● 2026-08-27 04:20:28
● 2026-11-10 05:27:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net...	-
upperlearner.com	hazel.ns.cloudflare.com, harley.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.128

NS records: hazel.ns.cloudflare.com, harley.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for upperlearner.com (unsigned zone)

⏱️ Timing

Total: 282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.179.81.183`
NS	2	`harley.ns.cloudflare.com, hazel.ns.cloudflare.com`
MX	1	`_dc-mx.65cd964a6d0c.upperlearner.com (pr`
TXT	2	`amazonses:4Ud/K07TxBhtXiLQ7saAjpwuPr6DGn, v=spf1 a mx a:upperlearner.com ipv4: 52.`
SOA	1	`harley.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (hazel.ns.cloudflare.com, hazel.ns.cloudflare.com, hazel.ns.cloudflare.com...)

Analysis

IP Addresses

upperlearner.com directs to one IP number, which is 54.179.81.183.

Name Servers

upperlearner.com has two authoritative name servers — harley.ns.cloudflare.com and hazel.ns.cloudflare.com.

upperlearner.com has the same name server delegation as a number of other domains, such as disccompressionsyndrome.com, bauerbooks.pro, hightouch.it.com and two more.

upperlearner.com shares at least some of its name servers with other domains, including orion4d-login-site.pages.dev, astrolane.in, duskmonolith.xyz and two others.

These name servers are frequently seen alongside the name servers nicole.ns.cloudflare.com, rodrigo.ns.cloudflare.com, tiffany.ns.cloudflare.com and sara.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

harley.ns.cloudflare.com points to 108.162.195.128, 162.159.44.128, 172.64.35.128 and 3 other IP addresses.

hazel.ns.cloudflare.com points to 108.162.194.157, 162.159.38.157, 172.64.34.157 and 3 other IP addresses.

Mail Servers

upperlearner.com routes its mail through a single mail server, _dc-mx.65cd964a6d0c.upperlearner.com.

_dc-mx.65cd964a6d0c.upperlearner.com points to one IP number — 54.179.81.183.

upperlearner.com - robtex.com