api.classroom.goodnotes.com - dns.ninja

api.classroom.goodnotes.com

CNAMEk8s-classroo-ingressn-15d7f1bd12-52206190a3d15359.elb.eu-west-2.amazonaws.com
DNSSEC⚠️ Not signed
A13.41.9.219🇬🇧 Amazon13.40.0.0/14 EC2 LHR Prefix
PTRec2-13-41-9-219.eu-west-2.compute.amazonaws.com
A13.43.74.144🇬🇧 Amazon13.40.0.0/14 EC2 LHR Prefix
A52.56.121.94🇬🇧 Amazon52.56.0.0/16 EC2 LHR Prefix

classroom.goodnotes.com

DNSSEC⚠️ Not signed
A3.166.192.51🇺🇸 Amazon3.166.192.0/21
A3.166.192.64🇺🇸 Amazon3.166.192.0/21
A3.166.192.84🇺🇸 Amazon3.166.192.0/21
A3.166.192.92🇺🇸 Amazon3.166.192.0/21
NSns-1533.awsdns-63.org ⭐
NSns-1738.awsdns-25.co.uk
NSns-299.awsdns-37.com
NSns-969.awsdns-57.net
MXsmtp.google.com ⭐
MXk7wdcadawn76eexmop33kcs3cyima3jwhvsao2vgqfaz6qef6ozq.mx-verification.google.com(15)
SOAns-1533.awsdns-63.orgawsdns-hostmaster@amazon.com serial=1

Same first word

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DNS History

1 record (1 active, 0 former)

CNAMEk8s-classroo-ingressn-15d7f1bd12-52206190a3d15359.elb.eu-west-2.amazonaws.com
●CNAMEk8s-classroo-ingressn-15d7f1bd12-52206190a3d15359.elb.eu-west-2.amazonaws.com2026-05-29 → 2026-07-20 · 2 obs
● 2026-05-29 21:58:02
● 2026-07-20 11:48:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
goodnotes.comns-99.awsdns-12.com, ns-748.awsdns-29.net, ns-1759.awsdns-27.co.uk, ns-1467.awsdns-55.org2 records
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-
classroom.goodnotes.comns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net-

✅ Authoritative Response

Server:205.251.193.43

NS records: ns-1533.awsdns-63.org, ns-1738.awsdns-25.co.uk, ns-299.awsdns-37.com, ns-969.awsdns-57.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for goodnotes.com (unsigned zone)

⏱️ Timing

Total: 539ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1k8s-classroo-ingressn-15d7f1bd12-5220619

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-99.awsdns-12.com, ns-99.awsdns-12.com)

Analysis

IP Addresses

The hostname api.classroom.goodnotes.com resolves to three IP addresses: 13.41.9.219, 13.43.74.144 and 52.56.121.94.