`mail.deeplearningbook.com.br`

DNSSEC	⚠️ Not signed
A	64.90.62.162^{🇺🇸 AS2634764.90.32.0/19 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES}
		PTR	`pop.dreamhost.com`
MX	`mx1.mailchannels.net` ⭐
		A	54.69.1.140^{🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix}
			PTR	`ec2-54-69-1-140.us-west-2.compute.amazonaws.com`
MX	`mx2.mailchannels.net` ⭐
		A	54.69.1.140^{🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix}
			PTR	`ec2-54-69-1-140.us-west-2.compute.amazonaws.com`

`deeplearningbook.com.br`

	DNSSEC	⚠️ Not signed
	A	69.163.204.95^{🇺🇸 AS2634769.163.128.0/17 New Dream Network, LLC 417 Associated Rd. PMB 257 Brea, CA 92821 UNITED STATES}
	NS	`ns1.dreamhost.com` ⭐
	NS	`ns2.dreamhost.com`
	NS	`ns3.dreamhost.com` ⚠️ Not in parent delegation
	MX	`mx1.mailchannels.net` ⭐
	MX	`mx2.mailchannels.net` ⭐
	TXT	`v=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all`
	SOA	`ns1.dreamhost.com`hostmaster@dreamhost.com 2026-04-18 #3

Previously MX for

deeplearningbook.com.br

Same first word

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DNS History

4 records (3 active, 1 former)

●MXmx1.mailchannels.net2026-05-09 → 2026-05-09 · 1 obs

● 2026-05-09 12:20:08

●MXmx2.mailchannels.net2026-05-09 → 2026-05-09 · 1 obs

● 2026-05-09 12:20:08

○A108.167.140.882018-05-16 → 2018-05-16 · 2 obs

● 2018-05-16 19:32:24
○ 2026-05-09 12:20:08

●A64.90.62.1622026-05-09 → 2026-05-09 · 2 obs

○ 2018-05-16 19:32:24
● 2026-05-09 12:20:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	b.dns.br, d.dns.br, a.dns.br, e.dns.br...	-
deeplearningbook.com.br	ns2.dreamhost.com, ns1.dreamhost.com	-

✅ Authoritative Response

Server:162.159.26.14

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for deeplearningbook.com.br (unsigned zone)

⏱️ Timing

Total: 511ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.90.62.162`
MX	2	`mx2.mailchannels.net (pri: 0), mx1.mailchannels.net (pri: 0)`

Analysis

IP Addresses

mail.deeplearningbook.com.br maps to IP address 64.90.62.162.

Other host names, for instance mail.olegvolk.net, mail.remixedmedia.org, mail.abdullayevs.com, mail.volcar.com and mail.frontstudio.com share IP numbers with mail.deeplearningbook.com.br.

Mail Servers

Two mail servers handle mail.deeplearningbook.com.br: mx1.mailchannels.net and mx2.mailchannels.net.

mail.deeplearningbook.com.br shares the same mail server setup as other domains, including altradata.com, nbnm.net, sos-dev.org, jawhite.net and ingressguard.com.

Hostnames with one IP number:

mx1.mailchannels.net points to 54.69.1.140

mx2.mailchannels.net points to 54.69.1.140

Hostnames pointing to 54.69.1.140: mx1.mailchannels.net, mx2.mailchannels.net

mail.deeplearningbook.com.br - robtex.com