`mailserver.rubycoach.com`

	CNAME	`traff-https.hugedomains.com`
	CNAME	`hdl-prd-https-0699149ba9be518e.elb.us-east-1.amazonaws.com`
	DNSSEC	⚠️ Not signed
	A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
	A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}

`rubycoach.com`

	DNSSEC	⚠️ Not signed
	A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
	A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
	A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
	NS	`ns1.namebrightdns.com` ⭐
	NS	`nsg1.namebrightdns.com`
	NS	`nsg2.namebrightdns.com`
	TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
	TXT	`v=spf1 -all`
	SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-22 #1

Same first word

mailserver.app

mailserver.dns-cloud.net

mailserver.webhop.org

mailserver.store

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mailserver.co.kr

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mailserver.id

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mailserver.eu

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mailserver.center

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Similar names

DNS History

14 records (7 active, 7 former)

○NSns1626.ztomy.com2015-05-15 → 2016-07-15 · 6 obs

● 2015-05-15 18:55:34
● 2015-09-24 02:04:54
○ 2015-12-18 14:20:18
● 2016-03-18 12:25:14
● 2016-07-15 06:14:30
○ 2026-03-22 19:28:32

○NSns1646.ztomy.com2015-09-24 → 2016-03-18 · 5 obs

○ 2015-05-15 18:55:34
● 2015-09-24 02:04:54
● 2016-03-18 12:25:14
○ 2016-07-15 06:14:30
○ 2026-03-22 19:28:32

○NSns2626.ztomy.com2015-05-15 → 2016-07-15 · 3 obs

● 2015-05-15 18:55:34
● 2016-07-15 06:14:30
○ 2026-03-22 19:28:32

○NSns2646.ztomy.com2015-09-24 → 2016-03-18 · 6 obs

○ 2015-05-15 18:55:34
● 2015-09-24 02:04:54
○ 2015-12-18 14:20:18
● 2016-03-18 12:25:14
○ 2016-07-15 06:14:30
○ 2026-03-22 19:28:32

●NSnsg1.namebrightdns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2016-07-15 06:14:30
● 2026-03-22 19:28:32

●NSnsg2.namebrightdns.com2026-03-22 → 2026-03-22 · 2 obs

○ 2016-07-15 06:14:30
● 2026-03-22 19:28:32

○MXmail.b-io.co2015-05-15 → 2015-05-15 · 3 obs

● 2015-05-15 18:55:34
○ 2015-09-24 02:04:54
○ 2026-03-22 19:28:32

●A13.223.25.842026-03-22 → 2026-03-22 · 2 obs

○ 2016-07-15 06:14:30
● 2026-03-22 19:28:32

○A141.8.226.142015-09-24 → 2016-03-18 · 5 obs

○ 2015-05-15 18:55:34
● 2015-09-24 02:04:54
● 2016-03-18 12:25:14
○ 2016-07-15 06:14:30
○ 2026-03-22 19:28:32

○A204.11.56.482015-05-15 → 2016-07-15 · 6 obs

● 2015-05-15 18:55:34
● 2015-09-24 02:04:54
○ 2015-12-18 14:20:18
○ 2016-03-18 12:25:14
● 2016-07-15 06:14:30
○ 2026-03-22 19:28:32

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-03-22 → 2026-03-22 · 2 obs

○ 2016-07-15 06:14:30
● 2026-03-22 19:28:32

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-03-22 → 2026-03-22 · 2 obs

○ 2016-07-15 06:14:30
● 2026-03-22 19:28:32

●A54.243.117.1972026-03-22 → 2026-03-22 · 2 obs

○ 2016-07-15 06:14:30
● 2026-03-22 19:28:32

●CNAMEtraff-https.hugedomains.com2026-03-22 → 2026-03-22 · 1 obs

● 2026-03-22 19:28:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
rubycoach.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	18 records

✅ Authoritative Response

Server: 13.221.125.168

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubycoach.com (unsigned zone)

⏱️ Timing

Total: 160ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
CNAME	1	`traff-https.hugedomains.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

mailserver.rubycoach.com resolves to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

other host names for instance fourcams.com, briout.com, www.rhxtv.com, storiesmania.com and quest.3floors.com share IP numbers with mailserver.rubycoach.com.

mailserver.rubycoach.com - robtex.com