apps.explorelearning.com - dns.ninja

`apps.explorelearning.com`

CNAME	`d1gcn2ahf4f8on.cloudfront.net`
DNSSEC	⚠️ Not signed
A	2600:9000:2353:2c00:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:2e00:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:3400:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:5400:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:7200:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:9a00:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:a200:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	2600:9000:2353:d600:7:d762:6dc0:93a1^{🇺🇸 Amazon2600:9000:2353::/48}
A	108.157.173.22^{🇺🇸 Amazon108.157.172.0/23}
A	108.157.173.31^{🇺🇸 Amazon108.157.172.0/23}
A	108.157.173.103^{🇺🇸 Amazon108.157.172.0/23}
A	108.157.173.111^{🇺🇸 Amazon108.157.172.0/23}
NS	`ns-1088.awsdns-08.org` ⭐
		A	2600:9000:5304:4000::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1088.awsdns-08.org`
		A	205.251.196.64^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1088.awsdns-08.org`
NS	`ns-1822.awsdns-35.co.uk`
		A	2600:9000:5307:1e00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1822.awsdns-35.co.uk`
		A	205.251.199.30^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1822.awsdns-35.co.uk`
NS	`ns-64.awsdns-08.com`
		A	2600:9000:5300:4000::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-64.awsdns-08.com`
		A	205.251.192.64^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-64.awsdns-08.com`
NS	`ns-747.awsdns-29.net`
		A	2600:9000:5302:eb00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-747.awsdns-29.net`
		A	205.251.194.235^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-747.awsdns-29.net`
HTTPS	HTTP/2
SOA	`ns-1088.awsdns-08.org`awsdns-hostmaster@amazon.com serial=1

`explorelearning.com`

	DNSSEC	⚠️ Not signed
	A	107.162.255.31^{🇺🇸 F5107.162.254.0/23 via EMIX}
	NS	`ns1.cambiumlearning.com` ⭐
	NS	`ns2.cambiumlearning.com`
	MX	`us-smtp-inbound-1.mimecast.com` ⭐
	MX	`us-smtp-inbound-2.mimecast.com` ⭐
	TXT	`v=spf1 ip4:149.72.90.214/32 ip4:159.183.198.234/32 ip4:167.89.53.184/32 inclu...`
	TXT	`MS=ms61272938`
	TXT	`ZOOM_verify_Wsr6O8byRCqSjiVua-Q__A`
	TXT	`adobe-idp-site-verification=ff85075ae1cd2832fbce52b19a8bfca18b661e63dd2cf0a75...`
	TXT	`adobe-sign-verification=4aae7998ea08e28c9f1ae5b242be19dd`
	TXT	`atlassian-domain-verification=L0bOBwcaCZ7pbCPadtt181ogBzslfAMGJlHJK0Oo8sfjG70...`
	TXT	`autodesk-domain-verification=T3Aai3_GpinQws56BA-l`
	TXT	`canva-site-verification=DcH0K-c9uZ3E4y0U_Nh9Kg`
	TXT	`canva-site-verification=c0YgirO5pelQI9TJQCNJDw`
	TXT	`cisco-ci-domain-verification=2c9ef9cdf605aacca1981a5b8a5a29f37752016350b5a3ea...`
	TXT	`docusign=e5c4a4b9-39e0-4bd3-8a96-c42227ea5388`
	TXT	`dtm-domain-verification=qTOsmdxIsRRmA84pVGAqWJRcGqDgp4CdlIkw3XjDDh4`
	TXT	`facebook-domain-verification=oto6y7mwkka3eeg7f61lmqplec669k`
	TXT	`google-site-verification=7_CPg3Mk5gdDLXj-GHdF-LuAmemHX7_s-mMk0ix7Z9E`
	TXT	`google-site-verification=eQ2yAup0HoGW2fTpuaT4IlApLYLuyn05Kco9wj2a_9E`
	TXT	`google-site-verification=rabdDOS9txrBTcOdq-MPhronRadizCI0Ga6J2ZTEq4A`
	TXT	`knowbe4-site-verification=c1449f7cb1b859e4bcc180b35084ce1b`
	TXT	`logmein-verification-code=c00344f9-ff26-4ee7-8e9b-8dcdcccecbf9`
	TXT	`miro-verification=09fc44d5072cb7782fa858d5536a5a32b35fb135`
	TXT	`google-site-verification=oN46lm4AWJn8vnLVxEOlP5fNgK_bat4tRp4eG-asVHY`
	TXT	`pardot1120493=a80cd18805272e0fac645195be3bf884070af7b2d7f4c772d9645a76039dca5f`
	TXT	`pendo-domain-verification=42D9C2FE-374C-43CC-B73B-4F81D88525A9`
	TXT	`pendo-domain-verification=Llp6XQcZqGW6l7S_e1tc4VsrYGE`
	TXT	`postman-domain-verification=4934880511597bcf00e5f46e5fb923463db929d2c742aaf45...`
	TXT	`sending_domain710503=473984378134739c8736260c97f58f848dc5f16388402fe97374c6a2...`
	SOA	`ns1.cambiumlearning.com`hostmaster@cambiumlearning.com 2026-06-03 #1

WOT: SAFE (96/100)
rank #64696 globally
rank #31163 in the tld
WOT: SAFE (96/100)
📈 Tranco rank: #45,202

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DNS History

1 record (1 active, 0 former)

●CNAMEd1gcn2ahf4f8on.cloudfront.net2026-02-22 → 2026-07-01 · 2 obs

● 2026-02-22 17:05:44
● 2026-07-01 14:57:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net...	-
explorelearning.com	ns1.cambiumlearning.com, ns2.cambiumlearning.com	2 records

✅ Authoritative Response

Server:66.248.224.140

NS records: ns1.cambiumlearning.com, ns2.cambiumlearning.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 396ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`d1gcn2ahf4f8on.cloudfront.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.cambiumlearning.com, ns2.cambiumlearning.com)

Analysis

IP Addresses

apps.explorelearning.com resolves to 12 IP numbers: 108.157.173.22, 108.157.173.31, 108.157.173.103 and 9 other.

Additional host names — webhouse-online.com, d4byatiwsxdb8.cloudfront.net, d12whp7kmexnih.cloudfront.net and two others — share IP numbers with apps.explorelearning.com.

Name Servers

apps.explorelearning.com has four authoritative name servers: ns-64.awsdns-08.com, ns-747.awsdns-29.net, ns-1088.awsdns-08.org and ns-1822.awsdns-35.co.uk.

The name servers of apps.explorelearning.com overlap at least partially with those of other domains — among them d2t90tg6puhmq9.cloudfront.net, equinux.net, sre.itcapital.io and two more.

Each of the four hosts ns-64.awsdns-08.com, ns-747.awsdns-29.net, ns-1088.awsdns-08.org and ns-1822.awsdns-35.co.uk has two IP addresses. ns-64.awsdns-08.com points to 205.251.192.64 and 2600:9000:5300:4000::1. ns-747.awsdns-29.net points to 205.251.194.235 and 2600:9000:5302:eb00::1. ns-1088.awsdns-08.org points to 205.251.196.64 and 2600:9000:5304:4000::1. ns-1822.awsdns-35.co.uk points to 205.251.199.30 and 2600:9000:5307:1e00::1.