`mail.koolenglish.com`

DNSSEC	⚠️ Not signed
A	45.82.67.97^{🇳🇱 WORLDSTREAM-145.82.64.0/22}
		PTR	`45-82-67-97.hosted-by-worldstream.net`

`koolenglish.com`

	DNSSEC	⚠️ Not signed
	A	199.193.114.100
	NS	`ns1.redmonddc.com` ⭐
	NS	`ns2.redmonddc.com`
	SOA	`ns1.redmonddc.com`admin@koolenglish.com 2026-07-22 #5

Previously MX for

koolenglish.com

Same first word

mail.so

mail.ind.in

mail.com.in

mail.noip.us

mail.hippy.jp

mail.eating-organic.net

mail.ba.gov.br

mail.com

mail.inf.br

mail.4u.com

mail.edu.tw

mail.gov.rs

mail.dnsalias.net

mail.pro.br

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mail.co.jp

mail.be

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mail.how

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mail.cloudaccess.net

mail.girly.jp

mail.ec

mail.blog

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mail.dj

mail.technology

mail.edu.ru

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mail.global

mail.bambina.jp

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mail.whitesnow.jp

mail.se

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mail.gd

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mail.csx.cc

mail.basicserver.io

mail.coupons

mail.js.org

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mail.mt

mail.golffan.us

mail.sky

mail.town

mail.sh

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mail.com.br

mail.com.ph

mail.com.ng

mail.bike

mail.gr

mail.golf

mail.srv.br

mail.dyn-vpn.de

mail.serveminecraft.net

mail.gov.cn

mail.staba.jp

mail.pinoko.jp

mail.in.th

mail.insure

mail.tech

mail.rakkestad.no

mail.gov.bm

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DNS History

9 records (1 active, 8 former)

○A122.155.1.642016-01-27 → 2016-04-28 · 5 obs

○ 2015-11-08 04:08:46
● 2016-01-27 03:44:20
● 2016-04-28 15:43:42
○ 2026-06-28 05:33:18
○ 2026-08-08 21:15:38

○A199.193.114.1012026-08-04 → 2026-08-04 · 4 obs

○ 2026-07-31 11:37:44
● 2026-08-04 17:51:44
○ 2026-08-06 07:39:58
○ 2026-08-08 21:15:38

○A199.193.114.1022026-08-06 → 2026-08-06 · 4 obs

○ 2026-08-04 17:51:44
● 2026-08-06 07:39:58
○ 2026-08-07 17:23:34
○ 2026-08-08 21:15:38

○A23.82.16.542026-07-01 → 2026-07-01 · 4 obs

○ 2026-06-28 05:33:18
● 2026-07-01 20:32:10
○ 2026-07-03 00:37:16
○ 2026-08-08 21:15:38

○A45.82.67.1432026-07-31 → 2026-07-31 · 4 obs

○ 2026-07-03 00:37:16
● 2026-07-31 11:37:44
○ 2026-08-04 17:51:44
○ 2026-08-08 21:15:38

○A45.82.67.2402026-08-07 → 2026-08-07 · 3 obs

○ 2026-08-06 07:39:58
● 2026-08-07 17:23:34
○ 2026-08-08 21:15:38

●A45.82.67.972026-08-08 → 2026-08-08 · 2 obs

○ 2026-08-07 17:23:34
● 2026-08-08 21:15:38

○A61.19.251.1782015-07-01 → 2015-11-08 · 4 obs

● 2015-07-01 15:45:44
● 2015-11-08 04:08:46
○ 2016-01-27 03:44:20
○ 2026-08-08 21:15:38

○A78.157.209.1712026-06-28 → 2026-06-28 · 4 obs

○ 2016-04-28 15:43:42
● 2026-06-28 05:33:18
○ 2026-07-01 20:32:10
○ 2026-08-08 21:15:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
koolenglish.com	ns1.redmonddc.com, ns2.redmonddc.com	2 records

✅ Authoritative Response

Server:45.82.67.21

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koolenglish.com (unsigned zone)

⏱️ Timing

Total: 251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.82.67.97`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.redmonddc.com, ns2.redmonddc.com)

Analysis

IP Addresses

mail.koolenglish.com resolves to one IP address: 45.82.67.97.

com.htmlwww.ricefever.com, hastydns.com.fox45news.com, posuda-ua.com and two other host names share IP numbers with mail.koolenglish.com.

mail.koolenglish.com - robtex.com