forum.codehs.com - dns.ninja

`forum.codehs.com`

CNAME	`codehs.hosted-by-discourse.com`
DNSSEC	⚠️ Not signed
A	2602:fd3f:2:ff01::2b^{🇨🇦 CDCK2602:fd3f:2::/48 YYZ IPv6 network}
A	216.66.8.43^{🇨🇦 CDCK216.66.8.0/24 NET-216-66-8-0-24-AS394230}
MX	`mx-corp1.discoursemail.com` ⭐
		A	2602:fd3f:2:ff00::12^{🇨🇦 CDCK2602:fd3f:2::/48 YYZ IPv6 network}
		A	216.66.8.18^{🇨🇦 CDCK216.66.8.0/24 NET-216-66-8-0-24-AS394230}
MX	`mx-corp2.discoursemail.com` ⭐
		A	2602:fd3f:3:ff00::12^{🇺🇸 CDCK2602:fd3f:3::/48 SEA IPv6 network}
		A	184.105.99.18^{🇺🇸 CDCK184.105.99.0/24 NET-184-105-99-0-24-AS394230}

`codehs.com`

	DNSSEC	⚠️ Not signed
	A	2600:9000:2049:200:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:2600:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:3400:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:3c00:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:4e00:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:7000:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:7200:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	2600:9000:2049:ca00:f:5b24:f40:93a1^{🇺🇸 Amazon2600:9000:2049::/48 - CloudFront}
	A	13.35.107.2^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
	A	13.35.107.10^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
	A	13.35.107.67^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
	A	13.35.107.100^{🇺🇸 Amazon13.35.107.0/24 -Cloudfront}
	NS	`ns-720.awsdns-26.net` ⭐
	NS	`ns-1399.awsdns-46.org`
	NS	`ns-1584.awsdns-06.co.uk`
	NS	`ns-387.awsdns-48.com`
	MX	`aspmx.l.google.com` ⭐
	MX	`alt1.aspmx.l.google.com`⁽⁵⁾
	MX	`alt2.aspmx.l.google.com`⁽⁵⁾
	MX	`aspmx2.googlemail.com`⁽¹⁰⁾
	MX	`aspmx3.googlemail.com`⁽¹⁰⁾
	TXT	`astra-target-verification=5c3847fb2b2a029b4af0`
	TXT	`facebook-domain-verification=e0s1cawpkw3gxqevpfxwq49pozii75`
	TXT	`google-site-verification=06KU-Hatz0C8i_2ps6bakdKQAdnKMjflNVYYOAYI94g`
	TXT	`v=spf1 a mx include:sendgrid.net include:_spf.google.com include:spf.mailjet....`
	SOA	`ns-720.awsdns-26.net`awsdns-hostmaster@amazon.com serial=1

WOT: SAFE (61/100)
rank #117630 globally
rank #50790 in the tld
WOT: SAFE (68/100)
📈 Tranco rank: #68,436

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DNS History

1 record (1 active, 0 former)

●CNAMEcodehs.hosted-by-discourse.com2026-02-20 → 2026-07-27 · 2 obs

● 2026-02-20 20:48:26
● 2026-07-27 08:29:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
codehs.com	ns-720.awsdns-26.net, ns-387.awsdns-48.com, ns-1584.awsdns-06.co.uk, ns-1399.awsdns-46.org	2 records
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-
codehs.com	ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net	-

✅ Authoritative Response

Server:205.251.193.131

NS records: ns-1399.awsdns-46.org, ns-1584.awsdns-06.co.uk, ns-387.awsdns-48.com, ns-720.awsdns-26.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codehs.com (unsigned zone)

⏱️ Timing

Total: 909ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`codehs.hosted-by-discourse.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-387.awsdns-48.com, ns-387.awsdns-48.com)

Analysis

IP Addresses

forum.codehs.com points to the IP addresses 216.66.8.43 and 2602:fd3f:2:ff01::2b

Additional host names — nocodb.hosted-by-discourse.com, jupresear.hosted-by-discourse.com, ben-avm-community.bydiscourse.com and two others — share IP numbers with forum.codehs.com.

Mail Servers

forum.codehs.com has two mail servers: mx-corp1.discoursemail.com and mx-corp2.discoursemail.com.

forum.codehs.com shares the same mail server setup as other domains, including lastfm.hosted-by-discourse.com, jitsi.hosted-by-discourse.com, funcom.hosted-by-discourse.com and two others.

forum.codehs.com shares mail servers — at least in part — with other domains, including coupa.hosted-by-discourse.com, motleyfoolfree.hosted-by-discourse.com, nvidia.hosted-by-discourse.com and two others.

These mail servers are frequently seen alongside the mail servers mx-corp.discoursemail.com.

Both mx-corp1.discoursemail.com and mx-corp2.discoursemail.com have two IP addresses each. mx-corp1.discoursemail.com resolves to 216.66.8.18 and 2602:fd3f:2:ff00::12; mx-corp2.discoursemail.com resolves to 184.105.99.18 and 2602:fd3f:3:ff00::12.