mail.codehs.com - robtex.com

mail.codehs.com

DNSSEC⚠️ Not signed
A54.245.236.166🇺🇸 Amazon54.245.128.0/17 EC2 PDX prefix
PTRec2-54-245-236-166.us-west-2.compute.amazonaws.com

codehs.com

DNSSEC⚠️ Not signed
A2600:9000:2870:4c00:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:7800:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:9800:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:a000:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:ac00:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:cc00:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:d600:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A2600:9000:2870:de00:f:5b24:f40:93a1🇺🇸 Amazon2600:9000:2870::/48
A3.170.42.20🇺🇸 Amazon3.170.40.0/22
A3.170.42.79🇺🇸 Amazon3.170.40.0/22
A3.170.42.98🇺🇸 Amazon3.170.40.0/22
A3.170.42.120🇺🇸 Amazon3.170.40.0/22
NSns-720.awsdns-26.net ⭐
NSns-1399.awsdns-46.org
NSns-1584.awsdns-06.co.uk
NSns-387.awsdns-48.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXaspmx2.googlemail.com(10)
MXaspmx3.googlemail.com(10)
TXTastra-target-verification=5c3847fb2b2a029b4af0
TXTfacebook-domain-verification=e0s1cawpkw3gxqevpfxwq49pozii75
TXTgoogle-site-verification=06KU-Hatz0C8i_2ps6bakdKQAdnKMjflNVYYOAYI94g
TXToneleet-domain-verification-e9787ce8-b8b5-4402-9d21-ac455e9c28cb
TXTv=spf1 a mx include:sendgrid.net include:_spf.google.com include:spf.mailjet....
SOAns-720.awsdns-26.netawsdns-hostmaster@amazon.com serial=1
WOT: SAFE (61/100)
rank #115738 globally
rank #51861 in the tld
WOT: SAFE (68/100)
📈 Tranco rank: #97,498

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DNS History

1 record (1 active, 0 former)

20192020202120222023202420252026A54.245.236.166
●A54.245.236.1662018-08-05 → 2026-08-10 · 2 obs
● 2018-08-05 04:15:32
● 2026-08-10 16:34:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net...-
codehs.comns-720.awsdns-26.net, ns-387.awsdns-48.com, ns-1584.awsdns-06.co.uk, ns-1399.awsdns-46.org2 records

✅ Authoritative Response

Server:205.251.193.131

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codehs.com (unsigned zone)

⏱️ Timing

Total: 1201ms | Queries: -

📄 Records

TypeCountSample Data
A154.245.236.166

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

mail.codehs.com resolves to just one IP address, 54.245.236.166.

Host names like ec2-54-245-236-166.us-west-2.compute.amazonaws.com are further examples that share IP numbers with mail.codehs.com.