`mailhost.dotcool.net`

	CNAME	`traff-1.hugedomains.com`
	CNAME	`hdl-prd-http-daa3a53645bc3b3a.elb.us-east-1.amazonaws.com`
	DNSSEC	⚠️ Not signed
	A	2600:1f18:4ae:c605:f094:2a0a:4985:526e^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	2600:1f18:4ae:c606:def:b9d9:eb9e:7766^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	52.201.53.166^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
	A	98.82.42.139^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}

`dotcool.net`

	DNSSEC	⚠️ Not signed
	A	2600:1f18:4ae:c605:f094:2a0a:4985:526e^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	2600:1f18:4ae:c606:def:b9d9:eb9e:7766^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	52.201.53.166^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
	A	98.82.42.139^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
	NS	`ns1.namebrightdns.com` ⭐
	NS	`ns3431303430-1.wdndns.com` ⚠️ Not in zone NS records
	NS	`ns3431303430-2.wdndns.com` ⚠️ Not in zone NS records
	NS	`nsg1.namebrightdns.com` ⚠️ Not in parent delegation
	NS	`nsg2.namebrightdns.com` ⚠️ Not in parent delegation
	TXT	`v=spf1 -all`
	TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
	SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-05-13 #1

Previously MX for

dotcool.net

Same first word

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DNS History

8 records (5 active, 3 former)

○NSnsg1.namebrightdns.com2026-05-08 → 2026-05-08 · 2 obs

● 2026-05-08 11:00:58
○ 2026-05-13 17:57:46

○NSnsg2.namebrightdns.com2026-05-08 → 2026-05-08 · 2 obs

● 2026-05-08 11:00:58
○ 2026-05-13 17:57:46

○A209.26.188.702007-10-22 → 2007-10-22 · 3 obs

● 2007-10-22 02:26:52
○ 2015-11-08 20:48:20
○ 2026-05-13 17:57:46

●A2600:1f18:4ae:c605:f094:2a0a:4985:526e2026-05-08 → 2026-05-13 · 3 obs

○ 2015-11-08 20:48:20
● 2026-05-08 11:00:58
● 2026-05-13 17:57:46

●A2600:1f18:4ae:c606:def:b9d9:eb9e:77662026-05-08 → 2026-05-13 · 3 obs

○ 2015-11-08 20:48:20
● 2026-05-08 11:00:58
● 2026-05-13 17:57:46

●A52.201.53.1662026-05-08 → 2026-05-13 · 3 obs

○ 2015-11-08 20:48:20
● 2026-05-08 11:00:58
● 2026-05-13 17:57:46

●A98.82.42.1392026-05-08 → 2026-05-13 · 3 obs

○ 2015-11-08 20:48:20
● 2026-05-08 11:00:58
● 2026-05-13 17:57:46

●CNAMEtraff-1.hugedomains.com2026-05-08 → 2026-05-13 · 2 obs

● 2026-05-08 11:00:58
● 2026-05-13 17:57:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net...	-
dotcool.net	ns3431303430-2.wdndns.com, ns3431303430-1.wdndns.com	-

✅ Authoritative Response

Server:54.209.64.99

NS records: ns3431303430-2.wdndns.com, ns3431303430-1.wdndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dotcool.net (unsigned zone)

⏱️ Timing

Total: 582ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`98.82.42.139, 52.201.53.166`
AAAA	2	`2600:1f18:4ae:c606:def:b9d9:eb9e:7766, 2600:1f18:4ae:c605:f094:2a0a:4985:526e`
CNAME	1	`traff-1.hugedomains.com`

Analysis

IP Addresses

Four IP numbers are pointed to by mailhost.dotcool.net: 2600:1f18:4ae:c605:f094:2a0a:4985:526e, 2600:1f18:4ae:c606:def:b9d9:eb9e:7766, 52.201.53.166 and 98.82.42.139.

other host names including kelbio.com, mail.yatuc.com, www.oiiya.com, zongbuy.com and ideeology.com share IP numbers with mailhost.dotcool.net.

mailhost.dotcool.net - robtex.com